Kendriya Vidyalaya AFS Sec-14 Gurgaon

SUMMER BREAK HOLIDAYS HOMEWORK

CLASS VII Session 2014-15

MATHS

Q1. Prepare a scrap book by making geometrical figures and other mathematical

shapes. (At least 10 pages).

Q2. Solve the following questions:-

i) Find (a) 7.75 ÷ 0.25 (b) 30.94 ÷07 (c) 37.8 ÷1.4

ii) A car covers a distance of 89.1 km in 2.2 hours. What is the average

distance by it in 1 hour?

iii) Express 35 mm in cm, m, and km.

iv) Evaluate [ ( -36 ) ÷12 ] ÷3

v) Write down a pair of integers whose (a) Sum is -3 (b) Difference is 2

(c) Sum is 0

Social Science

Q1 Collect information on MID DAY Meal Program. (civics) Q2. Explain these Terms:- (history) (a) Periodisation (b) Region (c) Manuscripts (d) Jati Q3. Give reasons (geography) (a) Man modifies environment. (b) Plants and Animals depend on each other.

Computer

Important note:

Prepare plain A4 size scrap book of 20 pages. Don’t use back side

of page.

Prepare maximum 10 pages and minimum 7 pages.

For VII A Class- Cybercrime, Computer Ethics

For VII B Class- Hackers and Crackers

For VII C Class- Firewall and its type and uses

For VII D Class- Virus and its types

SCIENCE

1. Multiple choice questions

I. i) Which one is an insectivorous plant?

a) Lichen b) Venus fly-trap c) Mushrooms d) Yeast

ii) Two different organisms living together and both benefiting from each other, are known

as a) Saprophytic b) Symbiotic c) Parasitic d) Heterotrophic

iii) The process, by which green plants prepare their own food is known as

a) Photosynthesis b) Respiration c) Symbiosis d) None of these

iv) The green colour pigment in the leaves is

a) Chlorophyll b) Anthocyanin c) Protoplast d) Chloropast

v) Tiny pores on the surface of leaves are

a) Lamina b) Stomata c) Chlorophyll d) Leaf stalk

II. Fill in the blanks

i) The process of taking or consuming and utilizing food is called ---------------

ii) Heterotrophs derive their food from ---------------------------

iii) Lichen is the mutual combination of -------- and---------

iv) --------- is an example of total parasite.

v) Nitrogen requirement of insectivorous plants is provided by -----------

vi) Saprophytic plants lack ---------------- vii) Green plants use ------------- and ---------- to prepare food.

viii) During photosynthesis, the gas released is --------------

ix) The presence of starch can be tested by using -----------------------

x) On testing with iodine, starch turns ------------------ in colour.

xi) The green coloured pigment present in leaves is called ----------------------

III. Give one word for the following :

i) The pigment which gives green colour to leaves :

ii) Name a gas used in photosynthesis :

iii) The pores present on the surface of leaves :

IV. Match the column

Column A Column B

i) Tiny pores in leaves Stomata

ii) Needy by plants to make food Water, sunlight

iii) A plant’s food factory Leaf

iv) Live on other organisms and derive food from them Parasitic

v) Two different organisms live together and both are beneficial Symbiosis

vi) Plant feeding on insects Pitcher plant

vii) Parasitic plant with yellow slender long tubular stem Amarbel

I. Multiple Choice questions: Tick the correct answer.

1. Which of the following helps in the digestion of food ?

a) Nutrients b) Hormones c) Enzymes or juices d) Saliva

2. Saliva contains an enzyme called

a) Amylase b) Trypsin c) Pepsin d) None of these

3. The teeth adapted for flesh eating are

a) Incisors b) Premolars c) Canines d) Molars

4. Finger-like projections called villi are present in

a) Stomach b) Large intestine c) small intestine d) Liver

5. Most of digestion of food takes place in

a) Stomach b) Small intestine c) Large intestine d) Rectum

6. Absorption of food takes place in

a) Small intestine b) Pancreas c) Large intestine d) Liver

7. Absorption of water takes place in

a) Small intestine b) Large intestine c) Rectum d) Large intestine &rectum

II. Fill in the blanks

1. Saliva is secreted by the ---------------------- in the mouth cavity.

2. Number of molar teeth present in an human adult are ---------.

3. The teeth which help in biting the food in humans are-------------------.

4. Food is digested by chemicals called

5. Changing food to a usable simpler form is called -------------------

6. The liver and --------------- are glands found near the stomach..

7. The five steps in the process of nutrition are -----------------------------------------------,

8. The largest gland in the human body is ----------

9. Amoeba digests its food in the ---------------------.

10. Taking in food from outside is called ---------------

11. The longest part of the digestive tract in humans is the -------------- intestine

12. Finger-like projections called villi are present in ---------------------.

13. In amoeba ----------------- are used for procuring food.

14. Absorption of food takes place through ----------- in the small intestine.

15. Number of molar teeth present in an human adult is -----

III. True or False

1. Canines are meant for tearing flesh.

2. Molar teeth are present in a human baby

3. Mouth cavity is also known as food pipe.

4. Gastric juice is secreted by the small intestine.

5. Food is mostly digested by stomach.

6. In humans, there are 14 teeth in each jaw.

7. HCL is secreted in the stomach.

8. Deer is ruminant.

9. Chewing of cud is shown by ruminants.

10. Food pipe is present in the neck

11. Tongue helps in mixing food with saliva.

IV. Match the column

Column A Column B

1. Amoeba Food vacuole

2. Cow Ruminant

3. Stomach HCL acid secreted

4. Liver Bile juice secretion

5. Small intestine Digestion completed

6. Large intestine Absorb water

7. Rectum storage of undigested food material

8. Salivary gland saliva

GERMAN

1. Schreiben Sie die Names von Feste von Deutschland in dein Heft.

Write the names of German festivals in your notebook.

SANSKRIT

ENGLISH

1. Revise for FA-1

2. Read stories written by RK Narayan or Ruskin

Bond.

3. Write the summary of any two stories.

4. Read English newspapers, watch English news

and current affairs programme regularly

कऺा – सातव ीं ववषय –हहींदी

क्रिया –कलाप - रचनात्मक ऱेखन (डायरी ऱेखन) (दैननक / साप्ताहिक क्रियाकऱाऩ) अऩनी आऩबीती लऱखें । उद्देश्य - मौलऱक रचनात्मक अलिव्यक्तत के विकास िेतु क्रिया –कलाप - यिुा सॊऩादक िेतु अऩना समाचार ऩत्र तैयार करें । स्रोत - दैननक जागरण समाचार ऩत्र उद्देश्य - लिक्षा में समाचार ऩत्र को मित्त्ि देना और बच्चों को समाचार ऩत्र ऩढ़ने के लऱए प्ररेरत करना ।उनकी सजृनात्मक िक्तत का विकास करना । क्रिया –कलाप -कॊ ठस्थ करना – (आगामी प्रनतयोगगता िेतु कोई एक पे्ररक कविता याद करें।) उद्देश्य- स्मरण िक्तत का विकास करना । काव्यात्मक रुगच का विकास करना । क्रिया –कलाप -स्िाध्याय की आदत के विकास के लऱए अनतररतत अध्ययन िेत ुरुगच अनरुूऩ कोई एक ऩसु्तक अिश्य ऩढ़ें जैसे -- ऩॊचतॊत्र और जातक कथाएॉ (ऩत्रत्रकाएॉ -चॊदन ,चॊऩक ,ऱोट-ऩोट ,आहद ।) उद्देश्य -ननैतक मलू्यों का विकास,स्िाध्याय की आदत के विकास िेत ु क्रिया –कलाप एफ़ ए 1 ऩरीक्षा िेत ु ऩाठ्यिम की तैयारी करें ताक्रक आऩके गे्रड में सधुार िो सके ।