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Respiration in Plants

Total questions: 15

Worksheet time: 15mins

Name
Class
Date
1.

What do the stomata do during the respiration?

a)

close

b)

open

2.

What do the plants release during the respiration?

a)

Oxygen

b)

O2

c)

Carbon Dioxide

d)

CO2

3.

The respiration of the plants ocurrs in :

a)

The morning

b)

The night

c)

The morning and night

4.

What do stomata takes during the respiration?

a)

O

b)

Carbon dioxide

c)

oxygen

5.

waste material for respiration is

a)

water

b)

oxygen

c)

carbon dioxide

d)

nothing

6.

Respiration in plants is represented as

a)

Sugar + oxygen —> energy + carbon dioxide + water

b)

Energy —> oxygen + water + sugar

c)

Carbon dioxide + sugar —> oxygen + water + energy

d)

None of the above

7.

Roots do not take up oxygen at all.

Roots take up oxygen present from small spaces found in the soil.

Only a few roots help the plant to get oxygen.

Who is right?

a)

Manish

b)

Manoj

c)

Raj

d)

None of the above

8.

If roots cannot respire, they cannot produce the energy necessary to actively take up minerals from the soil.

a)

True

b)

False

9.

Stomata takes in ___________ and gives out ___________ .

a)

Takes in oxygen and gives out oxygen

b)

Takes in carbon dioxide and gives out oxygen

c)

Takes in nitrogen and gives out carbon dioxide

d)

Takes in oxygen and gives out carbon dioxide

10.

Which part of the plant is primarily responsible for gas exchange during respiration?

a)

Roots

b)

Stems

c)

Leaves

d)

Flowers

11.

What is the main product of respiration in plants?

a)

Oxygen

b)

Carbon Dioxide

c)

Glucose

d)

Water

12.

During which process do plants release energy stored in glucose?

a)

Photosynthesis

b)

Respiration

c)

Transpiration

d)

Germination

13.

In which organelle does respiration primarily occur in plant cells?

a)

Chloroplast

b)

Mitochondria

c)

Nucleus

d)

Ribosome

14.

What is the role of stomata in plant respiration?

a)

Absorb nutrients

b)

Exchange gases

c)

Transport water

d)

Store energy

15.

How do plants obtain the oxygen required for respiration?

a)

From the soil

b)

Through stomata

c)

From water

d)

Through roots