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DESERT VEGETATION GRADE-7

Total questions: 10

Worksheet time: 4mins

Name
Class
Date
1.

The temperature in summer in the desert vegetation

a)

40 degree

b)

20 degree

c)

45 degree

d)

100 degree

2.

Only thorny plants are found in deserts as they have modified leaves for the avoidance of loss of water by ---------

a)

motion

b)

transpiration

c)

transportation

d)

none of these

3.

Only one main river flows through the desert area

a)

Indus river

b)

luni river

c)

Ganga river

d)

Yamuna river

4.

The plants have generally have ---------

a)

long roots

b)

thick leaves

c)

short stem

d)

none of these

5.

Rainfall in this region falls even less than -------- cm

a)

11

b)

10

c)

16

d)

20

6.

The temperature usually remains ________°C in winters

a)

20

b)

30

c)

20-30

d)

30-40

7.

A cactus is a member of the plant family Cactaceae, a family comprising about ________ genera

a)

117

b)

138

c)

129

d)

127

8.

succulent plants are ________ resistant plants

a)

DROUGHT

b)

RAIN

c)

FAMINE

d)

FLOOD

9.

wildflower was not __________ seeded or planted.

a)

national

b)

interntional

c)

both a and b

d)

none of these

10.

Desert plants adapt themselves according to the _______

a)

WEATHER

b)

CLIMATE

c)

WATER

d)

FOOD