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Adaptations in plants.-Revision

Total questions: 24

Worksheet time: 53mins

Name
Class
Date
1.

An adaptation that helps a cactus live in the desert is its

a)

wide, flat leaves to catch water

b)

bright green color

c)

leaves modified to spines

d)

tall stems

2.

Which of the following adaptations best​ explains how pine trees are able to prevent water loss or damage from freezing temperatures?

a)

Pine trees have thick bark

b)

Pine cones produce seeds.

c)

Pine tree roots go deep underground.

d)

Pine needles are thin and have a wax coating.

3.

The trees that remain almost green throughout the year

a)

Terrestrial

b)

Aquatic

c)

Deciduous

d)

Evergreen

4.

One example of trees that bear cones with seeds

a)

Rubber

b)

pine

c)

Coffee

5.

Desert plants have a coat of wax on their stems to

a)

prevent transpiration

b)

protect them from animals eating them

c)

absorb water from the air

d)

release scent to attract animals

6.

Plants that grow on land are called

a)

aquatic

b)

terrestrial

c)

dessert plants

7.

Needle like leaves are seen in the trees that grow in _____________.

a)

hills

b)

forests

c)

coastal regions

d)

marshes

8.

Which plant grows in marshes or swamps?

a)

Coconut Tree

b)

Mangroves

c)

Cactus

d)

Mango tree

9.

In coastal regions we see ____________ trees .

a)

acacia

b)

coconut

c)

mangroves

10.

Mangrove trees have this feature

a)

Stilt roots

b)

Breathing roots

c)

Both 1 and 2

d)

None

11.

Some trees keep their leaves all winter. These trees are called _________.

a)

Wintry

b)

Seasonal

c)

Evergreen

d)

Deciduous

12.

What is the name of this adaptation of trees

a)

Wing roots

b)

Beet roots

c)

Buttress roots

d)

Flared roots

13.

To prevent water from standing on leaves and to slide of easily the leaves have ______________ coating.

a)

rough

b)

waxy

14.

Coniferous or Deciduous?

a)

Coniferous

b)

Deciduous

15.

The picture shown is an adaptation in the _______________ trees .

a)

Coniferous

b)

Deciduous

16.

Coniferous trees have ______ shapes which allow snow to fall off.

a)

Conical

b)

Round

c)

Flat

17.

An adaptation that helps a cactus live in the desert is its

a)

wide, flat leaves to catch water

b)

bright green color

c)

thin, spiny needles

d)

tall stems

18.

Water lilies live in lakes and ponds. It is an example of

a)

Free floating plant

b)

Fixed plant

c)

Submerged plant

19.

Why does the carnivorous plant eat bugs?

a)

Soil in the swamps has few nutrients.

b)

Soil in the pond has few fish.

c)

Soil in the swimming pool has few plants.

20.

Water lilies live in lakes and ponds. The lilies have very long stems. The picture above shows a water lily in a pond. How do long stems help water lilies live in ponds?

a)

They absorb food for the plant.

b)

They absorb water from the pond.

c)

They enable the pads and flower to reach sunlight.

d)

They help the plants float away.

21.

Match with correct one:-

a) Wolffia/ Duckweed

a)

Arboreal organism

b)

free floating aquatic plants

c)

aerial organisms

22.

How do aquatic animals get oxygen ?

a)

From the aquatic plants that grow in water

b)

From sunlight

c)

From other aquatic animals

d)

from the ships that sail in water

23.

Where is the stomata of lotus plants found?

a)

on the root

b)

on the stem

c)

on the upper side of the leaf

d)

on the bottom side of the leaf

24.

The fixed and submerged aquatic plants are able to survive water pressure due to _________________

a)

due to the stomata on the leaves

b)

due to floating flowers

c)

due to the hollow stem

d)

The air pores on their stem