Class-3-Science-Plants - SKK International Olympiad

Class-3-Science-Plants-1

1 / 20

Which of the following plants can mostly be found in deserts

A

B

D

C

2 / 20

Plants can be ________ as well as perennial/evergreen.

Permanent

Seasonal

Temporary

None of these

3 / 20

In addition to sunlight what else is required for photosynthesis?

Carbon dioxide and water

Sugar and water

Oxygen and carbon dioxide

Water and oxygen

4 / 20

Plants get carbon dioxide from the

Air

Leaves

Soil

Sand

5 / 20

Which of the following part of a plant prepares food?

A

C

D

B

6 / 20

Veins :

Absorb water and minerals from the soil.

Release oxygen and carbon dioxide into the atmosphere.

Absorb carbon dioxide from the atmosphere.

Transport water, food and minerals in a leaf.

7 / 20

What does a fruit contain?

Flower

Leaf

Stem

Seed

8 / 20

Which part of the cauliflower are you supposed to consume?

Fruit

Stem

Roots

Flower

9 / 20

Jute plant is used to make ________ .

Perfumes

Ropes

Medicines

Spices

10 / 20

Potato is the modified form of ________ .

Fruit

Roof

Leaf

Stem

11 / 20

Leaves are green due to the presence of a green pigment called chlorophyll. The main function of chlorophyll is -

To give greenish colour to the leaves.

To perform photosynthesis in the presence of sunlight, carbon dioxide and water.

To absorb carbon dioxide from the atmosphere.

To absorb water and minerals from the soil.

12 / 20

The plant shown in the figure is a ________

Climber

Tree

Shrub

Herb

13 / 20

Which part of the sugarcane plant produces juice?

Fruit

Root

Leaf

Stem

14 / 20

Plants grow in soil as well as in ________

None of the above

Water

Sky

Clouds

15 / 20

The plant shown in the figure is a ________

Land plant

Water plant

Desert plant

Thorny plant

16 / 20

Which plant can grow in very low or no water for long period of time?

Mango

Neem

Cactus

Tulsi

17 / 20

Name a green colouring substance that is present in the leaves?

All of the above

Salt

Carotene

Chlorophyll

18 / 20

Which of the following part of a plant remains under the ground?

B

A

D

C

19 / 20

Which plant needs external support to stand?

Climbers

Trees

Shrubs

Herbs

20 / 20

Rose Shrubs :: Grape : ?

None of these

Shrubs

Tree

Climber

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