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Nutrition in plants

Total questions: 20

Worksheet time: 20mins

Name
Class
Date
1.

The process of Photosynthesis produces

a)

Carbon Dioxide

b)

Nitrogen

c)

Oxygen

d)

Hydrogen

2.

Organisms other than plants which contain Chlorophyll are

a)

Algae

b)

Protozoa

c)

Virus

d)

Fungi

3.

Living organisms obtain energy from

a)

Carbon Dioxide

b)

Food

c)

Water

d)

Oxygen

4.

Living organisms obtain energy from

a)

Carbon Dioxide

b)

Food

c)

Water

d)

Oxygen

5.

Ultimate source of energy for all living organisms is

a)

Plants

b)

Atmosphere

c)

Earth

d)

Sun

6.

Foods synthesized in the process of Photosynthesis by plants is stored as

a)

Starch

b)

Protein

c)

Vitamins

d)

Fats

7.

Which of the following is a parasite

a)

Fungus

b)

Cuscuta

c)

Mushroom

d)

Bacteria

8.

Which of the following is not necessary for photosynthesis

a)

Chlorophyll

b)

Carbon dioxide gas

c)

Oxygen

d)

Water

9.

Which of the following component of food contains Nitrogen

a)

Carbohydrate

b)

Protein

c)

Fat

d)

Minerals

10.

The plant which traps and feeds on insects is

a)

Cuscuta

b)

China rose

c)

Mushroom

d)

Pitcher Plant

11.

Organisms which produce their own food are called

a)

Autotrophs

b)

Heterotrophs

c)

Saprotrophs

d)

Parasites

12.

Which part of the plant takes carbon dioxide from air for Photosynthesis

a)

Root Hair

b)

Stomata

c)

Leaf Veins

d)

Petals

13.

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

a)

heterotrophs

b)

autotrophs

c)

parasites

d)

saprophytes

14.

Which of the following statements is/are correct?

(i) All green plants can prepare their own food.

(ii) Most animals are autotrophs.

(iii) Carbon dioxide is not required for photosynthesis.

(iv) Oxygen is liberated during photosynthesis.

Choose the correct answer from the options below:

a)

( i) and (iv)

b)

(ii) only

c)

(ii) and (iii)

d)

(i) and (ii)

15.

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

a)

autotrophic

b)

parasitic

c)

saprophytic

d)

symbiotic

16.

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

17.

Two organisms are good friends and live together. One provides shelter, water, and nutrients while the other prepares and provides food. Such an association of organisms is termed as

a)

saprophyte

b)

parasite

c)

autotrophs

d)

symbiosis

18.

Guard cells of stoma are ___________

a)

irregular in shape

b)

convex in shape

c)

long and cylindrical in shape

d)

kidney-shaped

e)

Heat - shaped

19.

The main function of leaf is ___________

a)

To prepare food

b)

To prevent disease

c)

To support the plant

d)

To give a proper shape

e)

To mantain soil

20.

Which of the following statements is NOT true?

a)

Heterotrophs cannot prepare their own food

b)

Dodder is an example of parasite.

c)

Saprophytes are green.

d)

Pulses and Beans are legumes.

e)

Leaf prepares plant food