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DAV PUBLIC SCHOOL,EAST OF LONI ROAD, DELHI-93 HOLIDAY HOMEWORK
Class X Maths
Do the following activities in lab manual file.
To verify the condition for consistency of a system of linear equation in 2 variables by graphical representation.
To verify the Pythagoras theorem by performing an activity ( cutting and pasting)
Solve the following worksheet in ASSIGNMENT REGISTER after revising the chapter done in the
class
1. Show that 8n can not end with digit 5. 2. Why 13/ 120 is a non-terminating rational number? 3. If 34.0356 is expressed as p/q ; where p and q are co-primes, then what can you say about the prime
factorization of q.
4. Explain why73413+34 is a composite number.
5. Prove that 4 + is irrational number. 6. Prove that any positive odd integer is of the form 8q + 1, 8q + 3, 8q + 5, 8q + 7. 7. A sweet seller has 420 Kaju Burfies and 130 Badam Burfies. She wants to stack them in such a way that
each stack has the same number and they take up the least area of the tray. What is the number of Burfies
that can be placed in each stack? Answer : 10
8. Three sets of English, Hindi and Mathematics books have to be stacked in such a way that all the books are stored topic wise and height of each stack is the same. The number English book is 96, number of
Hindi book is 20 and the number of math book is 336. Assuming that the books are of same thickness,
determine the number of the stack of the English, Hindi and Maths book. Ans: 2, 5, 7
9. The length breadth and height of a room are 8m 25cm, 6m 75cm and 4m 75cm respectively. Determine the largest rod that can measure these dimensions of the room exactly.
10. Find the largest number which divide 285 and 1249, leaving remainder 9 and 7 respectively. 11. In a morning walk three persons step off together, their steps measure 80 cm, 85cm and 90 cm
respectively. What is the minimum distance each should walk so that he can cover the distance in
complete steps? Ans:122m 40 cm.
12. If the HCF of 210 and 55 is expressible in the form 210 5 + 55y, then find y. Ans:. 105 . 13. Show that 1 is zero of polynomial x2+ x -2. 14. For what value of K, (-4) is the zero of the polynomial x2 -x- (2k+2) ? 15. Find the sum of zeroes of the quadratic polynomial x2 +7x+10. 16. If the product of the zeroes of the polynomial ax2 -6x- 6 is 4, then find the value of a. Also find the sum of
the polynomial.
17. If , , are the zeroes of 2x3 -4x2 +5x+6, find the value of (1) + + and (2) 18. If p is zero of 2x2 -5x+3 then find the value of p. 19. If and are zeroes of polynomial f(t)=t2 -4t+3. Find the value of (a) 4 3 + 4 2 (b) / + / 20. Find all the zeroes of the polynomial 2x4 +7x3 -19x2 -14x+30 if two of its zeroes are 2 and -2. 21. Find the value of a and b so that x4+x3+8x2+ax+b is divisible by x2+1. 22. Define a polynomial with real coefficients of degree n. 23. Can x2 1 be the quotient on division of x6 + 2x3+ x - 1 by a polynomial in x of degree 5?
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24. If and are the zeros of the polynomial 2x2 5x + 7, then find a quadratic polynomial whose zeros are (3 + 4) and (4 + 3).
25. If , and are the zeros of cubic polynomials x3 + 4x + 2, then find the value of 1/(+) + 1/(+) + 1/(+).
26. Solve the following pair of linear equations for x and y using Elimination Method:
5x - 11 = 0; 3x + 2y = 0
27. Solve using substitution method: 2(ax - by) + (a +4b) =0; 2(bx + ay) + (b - 4a) = 0 28. Solve using cross multiplication method: ax+by=c: bx+ay=1+c 29. Find for what value of a, the following pair of linear equations has infinitely many solutions? 2x + 5y =
8; ax + (3a - 2)y = 4a
30. 8 men and 12 boys can finish a piece of work in 10 days, while 6 men and 8 boys can finish it in 14 days. Find the time taken by one man alone and one boy alone to finish the work.
31. A woman has 60 notes in all of Rs 10 and Rs 20 denominations. lf the total worth of the notes is Rs 850, find out how many notes of each kind does she have.
32. The annual incomes of A and B are in the ratio 3 : 4 and their annual expenditures are in the ratio 5 : 7. If each saves Rs 15000 annually, find their annual incomes.
33. A boat goes 24 km upstream and 28 km downstream in 6 hours. It goes 30 km upstream and 21 km downstream in 6 hours 30 minutes. Find the speed of the boat in still water.
34. Find the value of k for which the following system of equations represents a pair of coincident lines: x + 2y = 3; (k - 1)x + (k + 1)y = k + 3.
35. Draw the graph of 2x + y = 6 and 2x - y + 2 = 0. Shade the region bounded by these lines and line y=0. Find the area of the shaded region.
36. The sum of two digits of a two digit number is 15. The number obtained by interchanging the digits exceeds the given number by 9. Find the number.
37. In a cyclic quadrilateral ABCD, A = (x + 7), B = (y + 8),C = (3y + 23) and D = (4x + 12). Find all four angles of the cyclic quadrilateral.
38. A train moving with uniform speed for a certain distance takes 6 hours less, if its speed be increased by 6 km/hour. It would have taken 6 hours more, had its speed been decreased by 4 km/hour. Find the distance
travelled and the speed of the train.
39. The present age of father is equal to twice the sum of ages of his two children. 22 years hence, the sum of the ages of his children will be the same as his age then. Find the present age of father.
40. In ABC, A = x, B = y. If 3x - 5y = 30 and the triangle is a right angled triangle, find x and y.
INFORMATION TECHNOLOGY
1. Design a Database in open office base for a Medical Store assign the fields and data types required for it.
2. Consider the following Passenger table and answer the following questions:
Passenger
ID
Passenger
Name
Passenger
Number
Ship Name Ticket Cost Depature
Date
Depature
Time
A 11B2 Kirti Ji 11202 Star Blue 120000 11/07/2011 10:00 am
A 121C Souvik KL 132HD Knock
Nevis
135000 15/07/2011 4:00 pm
K 124D Saurabh PJK22U2 OCEANIC 110000 17/07/2011 2:00 pm
A092F Akhil MN112W2 Blue Shark 150000 21/07/2011 11:00 pm
Q 123T Tamana HJ1512ND IT
Interceptor
150000 28/07/2011 1:00 pm
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a. While creating the table, Rushali wants to make sure that Passport number column must not be left blank
deliberately or accidently. What can she do to ensure this?
b. How many fields are there in the Passenger table?
c. Give the data type of the Departure_Date,
Departure_Time, Passport_Number, and Ticket_ Cost fields.
d. Which two fields can act as primary key from the above table is eligible for being a primary key field? What is
the purpose of setting the primary key?
e. Sort the table in the descending order as per the Ticket_Cost field. After sorting the table, state two records of
the Passenger_Name and Ship_ Name fields
f. In Query design window select only those records whose ticket cost is in the range of12000 15000.
Paste the printout of screenshot of the table and query in your notebooks
Revise chapter 1 and chapter 2.
SCIENCE
PHYSICS
1 List out the properties of a good source of energy? 2 What energy transformation takes place when we light a candle and drop a metal plate
from a certain height? 3 What are fossil fuels? 4 What was the most common source of heat energy in ancient times? 5 What was the main source of energy during the industrial revolution? 6 What made us to look for alternative source of energy? 7 What are main disadvantages of using fossil fuels and how can we minimize it? 8 What causes acid rain? 9 What energy transformation is done by a dynamo? 10 List out the different power plants from which we get electrical energy? 11 Of the major requirement of different forms of energies write which one is the greater
requirement of India and which is the least? What is the percentage of the hydro energy
requirement of India? 12 Write the working of a hydro power plant with a neat diagram? 13 What are the advantages and disadvantages of using energy from water? 14 What are the limitations of constructing dams across rivers? 15 What is bio- mass and write few examples of bio mass? 16 How is charcoal formed and what are the advantages of using charcoal as a source of
energy? 17 What is the Indian name of bio-gas and why is it called so? 18 What is the composition of bio-gas and the matter rich in the slurry left behind in the bio-
gas plant? 19 With a neat diagram of a bio-gas plant write its construction and working? 20 What is the major disadvantage of bio-mass and how can it be overcome? 21 With a neat diagram of a wind mill write its construction and working? 22 What are the advantages and disadvantages of establishing wind mills? 23 What is a wind energy farm? How is the total output taken from it? What is the major
source of energy for the sun?
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24 What nuclear reaction takes place in the sun 25 What substance functions as the fuel for the sun? 26 What percentage of solar energy reaching the upper atmosphere of earth reaches the lower
atmosphere? What happens to the rest? 27 What solar water heaters? And what principle is used in their working? 28 What are the limitations of harnessing wave energy? 29 How is electricity generated from Geo-thermal energy? 30 Define nuclear fission and fusion reactions. 31 What are the advantages and disadvantages of Geo-thermal energy 32 What are the different type of nuclear reactions? Section b
Solve 20 questions based on the concept ohms law.
Biology
ANSWER THE FOLLOWING:
1. What is Lymph? How is it different from blood?
2. Which digestive secretion does not contain any enzyme but is important? Discuss.
3. Which is the site of photosynthesis? In the given figure showing a section of leaf as seen under
microscope. What is the role of waxy layer on upper epidermis?
4. Identify X,Y and Z in the given figure. What is their role in the process of breathing or
respiration? What role do trachea and diaphragm perform in it?
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5. Identify 1-4 in given figure. Make a flow diagram to show flow of blood through the blood vessels
and chambers of heart. What do you call such a flow?
6. Provide missing lables X,Y and Z in the given diagram of nephron. Describe the role played by
tbem in the process of urine formation.
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7. Provide labels in place of A,B and C in the given diagram. What is the role of A and our body?
8. What is the fate of glucose molecule in
(a) Anaerobic respiration in yeast and lactobacillus bacteria?
(b) Aerobic respiration in human cells. Write chemical equation for each type.
OR
What are the different ways in which glucose is oxidized to provide energy in various organisms?
9. Look at the figure. Answer the following questions:
a. What is the need to use potassium hydroxide?
b. Why do we need two plants?
c. Why do we cover both plants with polythene sheets or bell jars?
d. What observation do you expect at the end of experiment and why?
e. What is the aim of activity?
10. If a plant is kept covered with a polythene sheet, we notice some water drops on the inner side
of the sheet after some time. What are they due to? Name and define process. What is the
significance of this process in plants and nature? How does transpiration help in upward
movement of water from roots to leaves?
11. Suman collected her saliva and mixed with liquid A in the test tube. In another test tube, she
took only liquid A. After about 10 minutes, she added few drops of iodine solution to the mixture
in the first test tube. It did not show any colour but when she treated the other test tube with
iodine, a blue black colour appeared. Now answer the following questions:
a. What is the aim of this activity?
b. What is liquid A?
c. Why did the first test tube not show any colour change with iodine while the second one did?
d. Which enzyme is responsible for such a result?
e. Why does a piece of bread chewed for a long time tastes sweet?
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12. Look at the figure which show that CO2 is produced during breathing and answer the following
questions:
a. What is the aim of activity?
b. What will be the observation in test tube (i) after 5 minutes?
c. What will be the observation in test tube (ii) after 5 minutes?
d. State reasons for observations stated above.
13. An activity was performed in the laboratory to show that chlorophyll is necessary for
photosynthesis. Now answer the following questions:
a. What kind of leaf has been used in this activity?
b. How do we de-starch a plant?
c. Why is the leaf heated in alcohol?
d. What precautions should be taken while heating the alcohol and why?
e. State reason for observation as shown in (ii).
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14. Compare the functioning of alveoli in the lungs and nephrons in the kidneys with respect to
their structure and functioning.
15. How does the structure of heart helps to keep oxygenated and deoxygenated blood separate in
human body?
OR
What differences are there in blood flowing through left and right side of heart?
CRITICAL LEARNING
Life ProcessesWorksheet
1. Why is nutrition considered one of the most important life processes? (2)
OR
What are outside raw materials used for by an organism?
Ans. _________________________________________________________________________________________________________
_________________________________________________________________________________________________________
_________________________________________________________________________________________________________
2. Sonu is a naughty boy who one day took a bottle of cold cream and rubbed it all over the leaves of a rose
plant. Within a few days, he observed the leaves drooping and slowly the plant died even if it was watered
well. Now answer why did the plant die? Which other substance can cause the same problem?
OR (2)
Leaves of a heathy potted plant were coated with Vaseline to block the stomata. Will this
plant remain heathy for long? State three reasons for your answer.
Ans._________________________________________________________________________________________________________
_________________________________________________________________________________________________________
_________________________________________________________________________________________________________
3. Why is diffusion insufficient to meet the oxygen requirement of multicellular organism like humans?
(2)
Ans. __________________________________________________________________________________________________________
_________________________________________________________________________________________________________
_________________________________________________________________________________________________________
4. Why is rate of breathing different between terrestrial and aquatic animals? (2)
OR
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What advantage over an aquatic organism does a terrestrial organism have with regard to
obtaining oxygen for respiration?
Ans. _________________________________________________________________________________________________________
_________________________________________________________________________________________________________
_________________________________________________________________________________________________________
5. What is translocation? Why is it essential for plants? Where in plants are the following synthesized?
a. Sugars b. Hormones
Ans. __________________________________________________________________________________________________________
_________________________________________________________________________________________________________
_________________________________________________________________________________________________________
6. Write one function each of the following components of the transport system in human beings:
a. Blood Vessels
b. Blood Platelets
c. Lymph
d. Heart
Ans. _________________________________________________________________________________________________________
_________________________________________________________________________________________________________
_________________________________________________________________________________________________________
7. How are fats digested in our body? Where does this process take place?
Ans. __________________________________________________________________________________________________________
_________________________________________________________________________________________________________
_________________________________________________________________________________________________________
8. Differentiate between respiration and breathing.
Ans. __________________________________________________________________________________________________________
_________________________________________________________________________________________________________
_________________________________________________________________________________________________________
9. What are the differences between aerobic and anaerobic respiration? Name some organisms which use the
anaerobic mode of respiration.
Ans. __________________________________________________________________________________________________________
_________________________________________________________________________________________________________
_________________________________________________________________________________________________________
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10. How respiration in plants is different from that in animals?
Ans. _________________________________________________________________________________________________________
_________________________________________________________________________________________________________
_________________________________________________________________________________________________________
Worksheet
ANSWER THE FOLLOWING:
1. What is the role of saliva in diagram of food?
Ans. _________________________________________________________________________________________________________
2. Which groups of animals have double circulation? How is it related to their body temperature?
Ans. _________________________________________________________________________________________________________
3. What is breathing?
Ans. _________________________________________________________________________________________________________
4. Name the tissue which transports soluble products of photosynthesis in a plant?
Ans. _________________________________________________________________________________________________________
5. Where does glycolysis occur in the cell?
Ans. _________________________________________________________________________________________________________
6. How does exchange of gases occurs in flowering plants.
Ans. _________________________________________________________________________________________________________
7. Write the chemical equation of anaerobic respiration in yeast.
Ans. _________________________________________________________________________________________________________
8. Define translocation.
Ans. _________________________________________________________________________________________________________
9. Mention the main components of urine.
Ans. _________________________________________________________________________________________________________
10. Where does filtration occur in the nephron?
Ans. _________________________________________________________________________________________________________
11. Name two elements of xylem through which water and dissolved minerals reach the leaves.
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Ans. _________________________________________________________________________________________________________
12. Name the tissue which transports water and mineral in a plant.
Ans._________________________________________________________________________________________________________
13. Name and define the process responsible for ascent of sap.
Ans._________________________________________________________________________________________________________
14. How do autotrophs obtain CO2 and N2 to make their food?
Ans.________________________________________________________________________________________________________
15. Write a balanced equation for photosynthesis.
Ans. ________________________________________________________________________________________________________
16. What is respiration?
Ans._______________________________________________________________________________________________________
17. What is peristalsis?
Ans._______________________________________________________________________________________________________
18. Which is the universal source of energy in all cells?
Ans. ________________________________________________________________________________________________________
19. Which pathway is common to both aerobic and anaerobic respiration?
Ans. ________________________________________________________________________________________________________
20. State the function of digestive enzymes.
Ans. ________________________________________________________________________________________________________
21. Name the two ways in which glucose is oxidized to provide energy in various organisms.
Ans. ________________________________________________________________________________________________________
22. What are enzymes?
Ans. ________________________________________________________________________________________________________
23. Why is the use of iodised salt advisable?
Ans. ________________________________________________________________________________________________________
24. What would be the consequences of deficiency of hemoglobin in our bodies?
Ans. ________________________________________________________________________________________________________
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25. Where does photosynthesis occur?
Ans. ________________________________________________________________________________________________________
26. What is the role of acid in stomach?
Ans. _______________________________________________________________________________________________________
CHEMISTRY
1. What happens when the milk is left at room temperature during summer? 2. Write a chemical equation when magnesium is burnt in air to give magnesium oxide. 3. A substance under goes chemical reactions to produce simpler products, what type of reaction is this? 4. Why do copper vessels lose their shine when exposed to air? 5. Which gas is produced by the action of dilute hydrochloric acid on zinc granules?
6. Fe2O3 + 2Al
Al2O3 + 2Fe The above reaction is an example of which type of reaction.
7. Name the type of reaction in which energy is absorbed. 8. Why does the colour of copper sulphate solution change when an iron nail is dipped into it? 9. Give an example of decomposition reaction which proceeds by absorbing electric energy. 10. Why do we balance the chemical equation? 1. Write down the observations which indicate the occurence of a chemical reaction. 2. Why is respiration considered as an exothermic reaction? Explain. 3. Transfer the following statements into Chemical equations and then balance them.
a) Hydrogen gas combines with nitrogen to form ammonia.
b) Potassium metal reacts with water to give potassium hydroxide and hydrogen gas. 4. Identify the substances that are oxidised and the substances that are reduced to the folllowing reactions.
1.Na + O 2 Na O
(s) 2
(g) (s)
CuO + H 2
Cu + H
2 O (l) (s) (g) (s)
5. What happens when silver chloride is exposed to sunlight? Give one practical application of this reaction.
Write the equation also. 6. Why is the bag used for potato chips flushed with nitrogen gas? Answer the following questions in detail (3 marks) 1. Write down the balanced chemical equations for the following reactions.
a) Zinc Carbonate(s)
Zinc Oxide + Carbon Dioxide(g)
b) Aluminium(s) + Chlorine(g)
Aluminium Chloride(s) c) Magnesium
(s)+ Water
(l)
Heat Magnesium Hydroxide
(l)+ Hydrogen
(g)
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2. Choose combination, displacement and double displacement reactions out of the given reactions.
i)
MnO2(s)
+ 4HCl(l)
MnCl2(s)
+ Cl2(g)
+ 2H2
O(l)
ii) CaO(s) + CO
2(g)
CaCO3(s)
iii) 2AgCl(s)
2Ag(s) + Cl2(g)
3. What happens when CO2(g) is passed through slaked lime? Write the balanced chemical equation. Write the
type of reaction that has occured. Explain the following questions detail (5 marks) 1. Balance the following chemical equation and identify the type of reaction they represent
KClO3
KCl + O2
NH3 + O2
NO + H2O
Na2O + H2O
NaOH
Na + H2O
NaOH + H2
FeCl3 + NaOH
Fe (OH)3 + NaCl. 2. Define various types of chemical reactions. Write one chemical equation for each type.
3. Suggest various ways to prevent corrosion and rancidity ?
Acid , Bases and Salts
Very Short answer type questions (1 mark)
1. Two solution have pH number 4 and 9 respectively which solution has more H+ ion
concentration? 2. Why should cured and sour substances not be kept in brass and copper vessel?
3. What is the chemical name of bleaching powder?
4. Write down the molecular formula for one strong and one weak acid.
5. Explain why plaster of Paris should be stored in a moisture proof container?
6. Name the gas evolved when dil. sulphuric acid acts on sodium carbonate.
7. What is the use of common salt in soap industry?
8. What do you observe when a buring candle is brought near the testube containing
hydrogen gas?
9. Name the indicator used to measure pH values over the whole range.
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10. Write the formula of washing powder.
Short Answer Type Questions (2 marks)
1. Write two physical properties of an acid
2. Complete the reaction CaCO3 + H2O name the products formed.
3. A test tube contains solution of NaOH and Phenolphthalein. Why the colour of the solution changes when HCl in added to it.
4. Why metallic oxides are called as basic oxides and non-metallic oxides are calles acidic oxides?
5. In a beaker a solution of HCl is poured and an electric circuit containing bulb is placed systemtically. What happens to the bulb and why?What will happen if HCl is repplaced by NaOH?
6, Identify the type of reaction H X + M OH MX + HOH
7. Why all bases are not alkalies but all alkalis are bases?
Answer the following questions in detail (3 marks) 1. What is acid rain? What is its pH? How does it affect the aquatic life? 2. What happens when a metal react with dilute hydrochloric acid? Write the reaction
NaOH + Zn _________ + _________.
3. What happens when an acid or a base is added to the water? Why does the beaker
appear warm? Why should we always add acid or base to the water and not water to the acid or base.
Answer the following question in detail (5 marks)
1. (a) Write down five products formed with the help of common salt on industrial level. (b) Write down the chemical name of these compounds and one use of each of them.
2. Fill in the blanks a) Acid + ______ Salt + Water.
b) _____ + Metal Salt + _____
c) Metal carbonate / metal hydrogen carbonate + acid
_______ + _______ + _______. d) NaOH +H 2O _______ + _______
e) Na2CO3 + 10H2O _______.
f) 1. Revise all the chapters completed in the class for periodic tests Physics : Electricity Chemistry : Chemical reactions and equations Biology : Life processes 2. Complete your practical files. 3.Complete the above questions .
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ENGLISH
Seperate A-4 size ruled sheets.
Assesment will be done on the following parameters.
presentation
content and expression
usage of vocabulary,phrases,idioms and proverbs
originality 1.You have travelled by the metro for the first time. Write your excitement and feelings in your diary page.(200
words)
2.Your maid has 3 kids, her son goes to school by the daughter's help her in cleaning, mopping and washing
clothes in diffrent houses.Her son gets all the facilities he wants while the daughter's do not even got the basic
necessities of life.When you saw this ,you really pity for the girls and frustrated as the way our society treats girls
.Write a diary entry in 200 words.
3.write a story as the begining of the story is you saved your pocket money to buy one of your favourite books.
you decided to read it on sunday but one day on your way back from school you lost the book ---------------------
4.The formal education today focuses more on scoring high percentage of marks in exam then developing the
overall personality of the students taking hints from the flowchart given below along with the ideas from the unit
education . Write an article in 250 words on the topic "the role of education in todays world".
ACADEMICS
Acquisition of skills and information
marks ,sole indicator of merit promotes cramming
syllabus coverage more important
end product all important ACADEMICS
Acquisition of skills and information
marks ,sole indicator of merit promotes cramming
syllabus coverage more important
end product all important EDUCATION
Knowledge and wisdom
developement of basic skills and core human values
uncovering the syllabus,interaction outside the class room,stress of on co-curricular activities
process all important topics
1-2 empowering the girlchild is the best way to empower nation
3-4 are we becoming the slaves of technology
5-6 tourism is the best source of revenue
7-8 skill based education
9-10 development and progress should not be at the nature's destruction
11-12 national integration
13-14 what are the factors responsible for tourism factor
15-16 working and educated mother's are more supportive in the progres of their family.
17-18 need to preserve geological heritages like taj mahal
19-20 flood,tsunami, draught are man made or natural disaster
21-22 advantages and disadvantages of science
23-24 eco tourism
25-26 how do we make the world a better place to live in
27-28 child labour
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29-30 road rage in youngsters
31-32 decline in moral values
33-34 sports is the best way to be fit and fine
35-36 role of youth in a nation's progress
37-38 poverty and illiteracy is the root cause of all the evils
39-ONWARDS- Junk the junk food
HINDI
|
1. | ) ,) , ) , )
2.
1. ( 1 -15) 2. .......( 16-30) 3. ( 31-45) 4. ( 46-55) 3. | 4. | 5. | 6. |
7. |
SOCIAL SCIENCE
GEOGRAPHY
We cannot stop natural disaster but we can arm ourselves with knowledge so many lives wouldnt be
lost if there is enough Disaster Preparedness keeping the above statement in mind prepare a project on
disaster management with the help of information given below.
1. Define the term Disaster.
2. List the type of disasters.
3. Choose any one topic among the following
a) Earthquake
b) Flood
c) Drought.
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Instructions. 1.) Your project should not exceed 5 pages.
2. Support your project with adequate pictures.
Revise the chapter done In class.
ECONOMICS
1 . Revise the chapter development.
2. State any 5 initiatives taken by Indian Government for development of each sector of Indian economy.
3 Farmers of Tamil Nadu are agitating in Delhi. Write in 200-300 words expressing their agony and problems.
HISTORY
1. Revise the chapter French Revolution
2. Choose any five symbols related to French revolution and make flash cards.
3. Collect information about the chosen symbols and write about them in the flash card along with the pictures.
Instruction (i) The flash cards must contain at least 5 symbols.
(ii) Paste or draw colourful pictures.
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