SANT NIRANKARI PUBLIC SCHOOL

CLASS X – ENGLISH

NOVEMBER– ASSIGNMENT 1 (WEEK -3)

Lesson: The Tale of Custard the Dragon

Q.1. Read the passages given below and answer the questions that follow:

A.

With a little black kitten and a little gray mouse, And a little yellow dog and a little red wagon,

And a realio, trulio, little pet dragon.

(a) Where did Belinda live?

(b) How many pets did she have?

(c) Which word in the stanza means “carriage”?

(d) Whose young one known as a ‘kitten’?

B. Custard the dragon had big sharp teeth, And spikes on top of him and scales underneath,

Mouth like a fireplace, chimney for a nose, And realio, trulio, daggers on his toes.

(a) What did the dragon look like?

(b) Why is the dragon’s mouth called a chimney?

(c) Which word in the stanza means the same as “a small sword”?

(d) Find from the passage a word which means a structure through which smoke or steam is

carried up away from a fire.

Q.2. Answer the following questions in 30-40 words each.

a. Where did Belinda live and with whom?

b. What did Custard look like?

c. Did Custard match his physical appearance?

d. What did everyone do when the pirate came?

e. ‘But Custard cried for a nice safe cage. ’ Who is Custard? Why did he cry for a ‘nice safe

cage’?

Q.3. Answer the following questions in 100-150 words each.

a. The dragon, custard was considered a coward. The humble dragon proved his bravery in

adversity. Analyze that certain qualities like bravery and courage are situational and

spontaneous. Express your views with reference to the poem.

CLASS X – ENGLISH

NOVEMBER– ASSIGNMENT 1 (WEEK -3)

Topic: Formal Letter (Complaint Letter)

Q.1. Write a letter to M/s. Oxford Publishing House, London complaining that the books

sent by them were not those you had ordered for. Ask for replacement. You are Varun

Joshi, Sector-20, Chandigarh.

Q.2 You are Sarjeet of 122, Arjun Nagar, New Delhi. A number of scooters and cars are

parked in your locality without any order, causing blockage of the streets. Write a letter

to the local Secretary of the Resident’s Association complaining against this problem.

Q.3 Write a letter to the editor of a local daily complaining against the school-bus drivers

for rash-driving and overcrowding of buses causing risk to the lives of innocent school

children. You are Dipti/ Deepak, C-4C Janakpuri, New Delhi.

MATHS

WORKSHEET 1 WEEK 3 [NOVEMBER] CH-14 STATIATICS

1. Find the mean of the 32 numbers, such that if the mean of 10 of them is 15 and the

mean of 20 of them is 11. The last two numbers are 10.

2. Find the mean of the first 10 natural numbers.

3. The following data gives the distribution of total monthly household expenditure of 200

families of a village. Find the modal monthly expenditure of the families. Also, find the

mean monthly expenditure:

Expenditure Number of families

1000-1500 24

1500-2000 40

2000-2500 33

2500-3000 28

3000-3500 30

3500-4000 22

4000-4500 16

4500-5000 7

4. The following data gives the distribution of total monthly household expenditure of

200 families of a village. Find the mean monthly expenditure:

Expenditure Number of families

1000-1500 24

1500-2000 40

2000-2500 33

2500-3000 28

3000-3500 30

3500-4000 22

4000-4500 16

4500-5000 7

5. A student noted the number of cars passing through a spot on a road for 100 periods

each of 3 minutes and summarised it in the table given below. Find the mode of the data:

Number of cars Frequency

0-10 7

10-20 14

20-30 13

30-40 12

40-50 20

50-60 11

60-70 15

70-80 8

MATHS

WORKSHEET 2 WEEK 3 [NOVEMBER] CH-15 PROBABILITY

1. Cards marked with numbers 3, 4,5,………50 are placed in a box and mixed

thoroughly. One card is drawn at random from the box. Find the probability that

the number on the card drawn is :

i) An even number

ii) Multiple of 3

iii) Divisible by 7

iv) Multiple of 3 and 5

v) Divisible by 6 or 8

2. A bag contain 6 oranges, 8 apples and 10 mangoes. A fruit is drawn at random.

The probability of drawing 1 fruit, that is not orange is k/16, find the value of k.

3. The probability of getting a bad egg from a lot of 400 eggs is 0.035.Find the

number of bad eggs in a lot. Also find the probability of getting a good eggs.

4. A lot of 24 bulbs contains 25% defective bulbs. A bulb is drawn at random from

the lot. It is found to be non-defective and not put back. Now, one bulb is drawn at

random from the rest. What is the probability that the bulb is not defective?

5. Two customers are visiting a particular shop in the same week. (Monday to

Saturday). Each is equally likely to visit the shop on any one day as one another.

Find the probability that both will visit the shop on (i) the same day (ii)

consecutive days

6. Peter throws two different dice together and find the product of two numbers

obtained. Rina throws a die and squares the number obtained. Who has the better

chance to get the number 25.

SCIENCE

WORKSHEET [NOVEMBER]

CLASS X BIOLOGY WEEK 3

Q.1 Write the balanced chemical equation of photosynthesis.

Q.2 List the events taking place during the process of photosynthesis.

Q.3 How does an amoeba takes its food. Explain it with the help of the diagram.

Q.4 Why is diffusion insufficient to meet the oxygen requirements of multicellular organisms like

humans?

Q.5. What are the necessary’ conditions for autotrophic nutrition and what are its byproducts?

Q.6 How opening and closing of stomata takes place?

Q.7 Draw the well labelled diagram of the following. (a) Human digestive system (b) Human

respiratory system

Q.8 Diagrammatically explain the opening and closing of stomata.

Q.9 Differentiate in a tabular form between autotrophic and heterotrophic nutrition.(3 points)

Q. 10 Leaves of a potted plant were coated with wax to block the stomata. Will this plant remain

alive and healthy for long? State three reasons for y

SUBJECT –SCIENCE (CHEMISTRY)

CLASS – X ASSIGNMENT -1

1. Two solutions of A and B have pH values of 5 and 8. Which solution will be basic in

nature?

2. Name the products obtained when sodium hydrogen carbonate is heated. Write the

chemical equation for the same.

3. Balance the following chemical equation.

Fe(s) +H2O(g) = Fe3O4 + H2(g)

MnO2 + HCL = MnCl2 + Cl2 + H2O

HNO3 + Ca(OH)2 = Ca(NO3)2 + H2O

4. On what basis is a chemical equation balanced?

5. Give reasons for the following:

(i) Aluminium oxide is considered as an amphoteric oxide.

(ii) Ionic compounds conduct electricity in molten state.

6. Why are ionic compounds usually hard? How is it that ionic compounds in the solid state

do not conduct electricity but they do so when in molten state?

7. (a) Why does carbon form compounds mainly by covalent bonding?

(b) List any two reasons for carbon forming a very large number of compounds.

8. What is homologous series of compounds? List any two characteristics of a homologous

series.

9. How many groups and periods are there in the modern periodic table? How do the

atomic size and metallic character of elements vary as we move:

(a) down a group and

(b) from left to right in a period

10. How many vertical columns are there in the modern periodic table and what are they

called?

SUBJECT : PHYSICS

WORKSHEET 1 [NOVEMBER] WEEK 2

SOCIAL SCIENCE

L- NATURAL RESOURCES AND DEVELOPMENT (GEOGRAPHY)

WEEK – 3

ASSIGNMENT-1

1. Resources that take long geological time for their formation are called:

(a) Renewable resources

(b) Reserve

(c) Community resources

(d) Non-renewable resources

2. Land that is left uncultivated for more than five agricultural years is called:

(a) Pasture land

(b) Culturable waste land

(c) Barren land

(d) Current fallow

3. Area sown more than once in an agricultural year plus net sown area is known as:

(n) Net sown area

(b) Forest cover

(c) Waste land

(d) Gross cropped area

4. The total degraded land in our country is:

(a) 133 million hectares

(b) 130 million sq. km.

(c) 140 million hectares

(d) 130 million hectares

5. In which of the following States mining has caused severe land degradation?

(a) Gujarat

(b) Jharkhand

(c) Kerala

(d) Uttaranchal

6. The main cause of land degradation in Punjab, Haryana and Western Uttar Pradesh is:

(a) Mining

(b) Over irrigation

(c) Deforestation

(d) Over grazing

7. Which is the most common soil of Northern India?

(a) Black soil

(b) Laterite soil

(c) Alluvial soil

(d) Red soil

8. Red soil is mostly found in:

(a) Parts of Jammu & Kashmir

(b) Upper Ganga Plains

(c) Eastern and Southern part of Deccan Plateau

(d) None of the above

9. Red soil is reddish in colour due to:

(a) high clay content

(b) presence of kankar nodules in the subsoil

(c) diffusion of iron in igneous and metamorphic rocks

(d) high moisture content

10. Which of the following is not important for soil formation?

(a) Relief

(b) Parent rock

(c) Climate

(d) Duration of day

11. Black soil is also called:

(a) Bangar

(b) Khadar

(c) Regur

(d) Humus

12. Black soils are common in:

(a) Deccan trap region

(b) Kashmir Valley

(c) Ganga Valley

(d) Northern Plains

13. Laterite soil is very useful for growing:

(a) Rice, wheat and mustard

(b) Tea, coffee and cashewnut

(c) Pulses, sugarcane and resin

(d) None of the above

14. Black soil is deficient in

(a) Calcium carbonate

(b) Magnesium

(c) Potash

(d) Phosphoric contents

15. Which of the following soils has self-aeration capacity?

(a) Alluvial

(b) Red soil

(c) Black soil

(d) Mountain soil

ASSIGNMENT-2

Q1. List any four advantages of water harvesting.

Q2. An environmentalist on visit to your school suggested the use of three R’s to save the

environment. Explain what he meant by three R’s and how you would follow his advice at home

Q3. How do advantages of exploiting natural resources with short-term aims differ from the

advantages of managing our resources with a long term perspective?

Q4. What is meant by sustainable management? The environmentalists are insisting upon

“sustainable natural resource management”. State its four advantages

Q5. State any four personal choices you would like to make to reduce energy consumption

without affecting the quality of life or work explaining how each one of them would help you to do

so

INFORMATION TECHNOLOGY

WOKSHEET-1 (WEEK-3)

Write the formula to calculate the following:

INFORMATION TECHNOLOGY

WOKSHEET-2 (WEEK-3)

Explain the following terms:

1. Internet

2. LAN

3. Instant Messaging

4. URL

5. ISP

6. DNS