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Ch6.2

Total questions: 71

Worksheet time: 3570secs

Name
Class
Date
1.

Plants need ______ three things to form food

a)

1

b)

2

c)

3

d)

4

2.

Leaves take in (a)   from the air

3.

Leaves take in carbon dioxide from the air through the (a)  

4.

(a)   traps the energy of the sunlight in the leaves.

5.

Water is absorbed from the soil by the (a)   and transported to the leaves

6.

Green plants use the sun's energy to transform carbon dioxide and water into _______ and _____

(leave space between answers)

(a)  

7.

The food created by plants is in form of (a)  

8.

Glucose is a type of (a)  

9.

(Multiple options can be correct)

The plants use some glucose to

a)

for growth

b)

to carry out various activities

c)

store remaining glucose in the form of starch

d)

drink water

10.

Glucose and starch are both different types of (a)  

11.

The oxygen formed during the process of photosynthesis is released in the air through (a)  

12.

The process by which leaves use sunlight to convert water and carbon dioxide into food for the plant is called (a)  

13.

(Multiple options can be correct)

The starch is stored in various parts of the plant like ______ for later use

a)

roots

b)

stems

c)

leaves

d)

fruits

e)

seeds

14.

Iodine solution turns (a)   when it reacts with starch

15.

If a leaf turns bluish-black after adding iodine solution, it indicates the

a)

the presence of water

b)

the presence of starch

c)

the presence of oxygen

d)

the presence of carbon dioxide

16.

If you keep a plant in the dark for dew days, it becomes weak and the leaves turn yellow. This happens because

a)

plant cannot make food in the absence of sunlight

b)

the plant did not get water

c)

the plant cannot get carbon dioxide

d)

the plant cannot release oxygen

17.

Plants give off / release water vapour through their

(a)  

18.

The process by which plants give off water vapour mainly from the leaves is called (a)  

19.

(a)   helps to keep the plant cool

20.

(a)   accounts for about 10 percent of the moisture found in the atmosphere

21.

(a)   in plants adds to water vapour in air

22.

When stomata opens, it takes in (a)  

23.

What happens when we tie a plastic bag around the leaves at the end of branch of a plant?

a)

water collects at the bottom of the bag after one day because plants give off water vapour through their leaves

b)

the bag is filled with water after one day because all the water from the roots is transported into the bag

c)

the bag remains dry

d)

nothing happens

24.

(Multiple options can be correct)

Trunks of ________ trees are used for making furniture

a)

teak

b)

sheesham

c)

mahogany

d)

oak

e)

neem

25.

In deserts, the transpiration in cactus takes place only in night

a)

to minimise the loss of water in the daytime

b)

cactus does not like to give water

c)

cactus has no water to give

d)

This is not true as transpiration does not take place in cactus

26.

The (a)   attaches the leaf blade to the stem

27.

The exchange of gases in plants takes place through (a)  

28.

Plants give off (a)   during transpiration

29.

Iodine solution turns (a)   in presence of starch. This can be used as a test to check whether starch is present in leaf

30.

(a)   is a green pigment present mostly in the leaves of plants that trap the sun's energy

31.

Flax is a plant fibre

a)

true

b)

false

32.

The shoot anchors the plant in the soil

a)

true

b)

false

33.

The stomata plays an important role during photosynthesis

a)

true

b)

false

34.

Plants die when they are kept in the dark for a long time

a)

true

b)

false

35.

Example of some vegetables which are eaten as roots (root vegetables) are

(comma separated)

(a)  

36.

Example of some vegetables which are eaten as roots (root vegetables) are

(comma separated)

(a)  

37.

(Multiple options can be correct)

Examples of some vegetables which are eaten as roots (root vegetables) are

a)

carrot

b)

turnip

c)

radish

d)

beetroot

e)

spinach

38.

(Multiple options can be correct)

Examples of some vegetables which are eaten as leaves are

a)

coriander

b)

mustard leaves

c)

cabbage

d)

beetroot

e)

spinach

39.

(Multiple options can be correct)

Examples of some vegetables which are eaten as stem are

a)

potato

b)

celery

c)

sugar cane

d)

ginger

e)

asparagus

40.

(Multiple options can be correct)

Examples of some vegetables which are eaten as flower are

a)

cauliflower

b)

broccoli

c)

ginger

d)

onion

41.

(Multiple options can be correct)

Examples of some cereals obtained from plants are

a)

wheat

b)

rice

c)

millets

d)

barley

42.

(Multiple options can be correct)

Examples of some pulses / lentils / legumes obtained from plants are

a)

chickpeas

b)

beans

c)

peas

d)

wheat

43.

(Multiple options can be correct)

Examples of plant products are

a)

tea and coffee

b)

sugar

c)

spices

d)

cooking oil

e)

nuts

44.

(Multiple options can be correct)

Examples of plant fibres are

a)

cotton

b)

jute

c)

flax

d)

banana

45.

(Multiple options can be correct)

Examples of plant fibres are

a)

cotton

b)

jute

c)

flax

d)

banana

46.

(Multiple options can be correct)

Examples of plant fibres are

a)

cotton

b)

jute

c)

flax

d)

banana

47.

(Multiple options can be correct)

Examples of products made from cotton fibre are

a)

bedsheet

b)

socks

c)

shirt

d)

bag

e)

boxes

48.

(Multiple options can be correct)

Examples of products made from flax fibre are

a)

bedsheets

b)

linen

c)

none of these

49.

(Multiple options can be correct)

Examples of uses of wood obtained from trees are

a)

to make paper

b)

to build houses

c)

to build furniture

d)

to make boats

e)

to make bedsheets

50.

(Multiple options can be correct)

Examples of uses of bamboo are

a)

to make paper

b)

to build houses

c)

to build furniture

d)

in construction

e)

to make baskets

51.

(Multiple options can be correct)

Examples of natural dyes are

a)

indigo

b)

henna

c)

quinine

d)

in sheesham

52.

(Multiple options can be correct)

Examples of medicines obtained from plants are

a)

neem

b)

tulsi

c)

turmeric

d)

aloe vera

e)

ginger

53.

(Multiple options can be correct)

Examples of oils obtained from plants are

a)

coconut

b)

almond

c)

sunflower

d)

rice bran

e)

olive

54.

(Multiple options can be correct)

Examples of oils obtained from plants are used in

a)

shampoos

b)

lotions

c)

soaps

d)

cosmetics

e)

furniture

55.

(Multiple options can be correct)

Examples of uses of rubber are

a)

tyres

b)

tubes and pipes

c)

balls

d)

gloves

e)

balloons

56.

(Multiple options can be correct)

Uses of banana plant are

a)

raw banana is

cooked and eaten

b)

ripe banana is eaten as fruit

c)

banana leaves are used as plates (as they are very big)

d)

fibres from stems is used for making useful things like clothes, curtains, rugs etc

e)

None of these

57.

(Multiple options can be correct)

Uses of coconut plant are

a)

Oil extracted from coconut is used in cooking and body oil

b)

coconut fruit is eaten raw as well as used in cooking

c)

coconut leaves are used for making roofs

d)

coir fibre obtained from coconut is used to make ropes and mattresses

e)

None of these

58.

Plants release water vapour during the process of

a)

transpiration

b)

respiration

c)

photosynthesis

d)

germination

59.

We can make (a)   from the flowers of plants like rose and jasmine

60.

The milky fluid obtained from the rubber tree is called (a)  

61.

The milky fluid obtained from the rubber tree is used to make (a)  

62.

(a)   is a natural dye used to decorate hands and feet

63.

(a)   is a natural dye used to colour clothes in blue colour. It is also known as Blue Gold

64.

(Multiple options can be correct)

Examples of products made from jute fibre are

a)

sacks

b)

coasters

c)

ropes

d)

bags

e)

carpets

65.

(Multiple options can be correct)

Examples of plant fibres are

a)

cotton

b)

jute

c)

flax

d)

banana

66.

Clothes are made from (a)   which are obtained from plants

67.

We get (a)   medicine from cinchona tree

68.

We get _________ medicine from ________tree to treat malaria

(a)  

69.

(a)   is used to test the presence of starch in the plants

70.

Food is stored in form of (a)   in the plants

71.

Transpiration plays an important role in which natural cycle

(a)  

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