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nutrition in plants

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

Which part of plant takes carbon dioxide from air for photosynthesis?

a)

root hair

b)

flowers

c)

stomata

d)

leaf veins

2.

Organisms which prepare food for themselves using simple naturally available raw materials are referred to as

a)

(a) heterotrophs

b)

(b) autotrophs

c)

(c) parasites

d)

(d) saprophytes

3.

Indian pipe and coral root have this mode of nutrition .

a)

parasitic

b)

saprotrophic

4.

In the absence of which of the following will photosynthesis not occur in leaves?

a)

(a) Guard cells

b)

(b) Chlorophyll

c)

(c) Vacuole

d)

(d) Space between cells

5.

During photosynthesis, the stomata help in the intake of

a)

Oxygen

b)

Carbon dioxide

c)

Water

d)

Nitrogen

6.

Human beings can be categorised as

a)

Parasite

b)

Heterotroph

c)

Saprotrophs

d)

Autotrophs

7.

Organisms other than plants which contain Chlorophyll are

a)

Algae

b)

Protozoa

c)

Virus

d)

Fungi

8.

Which part of plant takes carbon dioxide from air for photosynthesis?

a)

root hair

b)

flowers

c)

stomata

d)

leaf veins

9.

Cuscuta is an example of

a)

autotroph

b)

parasite

c)

saprotroph

d)

host

10.

The process of Photosynthesis produces

a)

Carbon Dioxide

b)

Nitrogen

c)

Oxygen

d)

Hydrogen

11.

Fungi is a

a)

Parasite

b)

Autotroph

c)

Saprotroph

d)

Insectivores

12.

Chlorophyll containing structures in a plant cell

a)

Stomata

b)

guard cells

c)

Chloroplast

d)

none of these

13.

Which part of plant takes carbon dioxide from air for photosynthesis?

a)

root hair

b)

flowers

c)

stomata

d)

leaf veins

14.

In the absence of which of the following will photosynthesis not occur in leaves?

a)

vacuole

b)

stomata

c)

chlorophyll

d)

cytoplasm

15.

The kind of nutrition in which organisms derive their food from dead and decaying organic matter.

a)

saprotroph

b)

autotroph

c)

heterotroph

16.

1. The term that is used for the mode of nutrition in yeast, mushroom and bread-mould is

a)

(a) autotrophic

b)

(b) insectivorous

c)

(c) saprophytic

d)

(d) parasitic

17.

Cuscuta is an example of

a)

autotroph

b)

parasite

c)

saprotroph

d)

host

18.

When we observe the lower surface of a leaf through a magnifying lens we see numerous small openings. Which of the following is the term given to such openings?

a)

stomata

b)

midrib

c)

vein

d)

lamina

19.

Organisms which prepare food for themselves using simple naturally available raw materials are referred to as

a)

heterotrophs

b)

autotrophs

c)

parasites

d)

saprophytes

20.

2. Identify the given cells in the leaves of the plant:

a)

White blood cells

b)

Red blood cells

c)

Guard cells

d)

Platelets