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Worksheets

Heterotrophs

Total questions: 25

Worksheet time: 13mins

Name
Class
Date
1.

Which of the following types of nutrition is exhibited by the figure given below?

a)

Autotrophic nutrition.

b)

Parasitic nutrition.

c)

Saprophytic nutrition.

d)

Symbiotic nutrition.

2.
Organisms that cannot make their own food and must obtain energy from external sources are called
a)
autotrophs
b)
heterotrophs
c)
thylakoids
d)
plants
3.

Organisms that consume decaying organic matter. They are otherwise known as decomposers.

a)

Autotroph

b)

Herbivore

c)

Carnivore

d)

Saprotroph

4.
What is the correct equation for photosynthesis?
a)
C6H12O6 + 6O2 --> 6CO2 + 6H2O
b)
6CO2 + 6O2 --> C6H12O6  + 6H2O
c)
 6CO2 + 6O2 --> 6H2O + C6H12O6
d)
6CO2 + 6H2O  -->  6O2 + C6H12O6
5.
What can change shape to open and close the stoma?
a)
guard cells
b)
xylem
c)
phloem
d)
vascular bundle
6.
What structure of a plant transports water?
a)
xylem
b)
phloem
c)
stomata
d)
chloroplast
7.

Insect-eating plants are called (a)  

8.

Which of the following have heterotrophic mode of nutrition

a)

Pitcher plant

b)

Mushroom

c)

Rose plant

d)

Lichen

9.

Which of these are parasitic plants ?

a)

Rafflesia

b)

Pitcher plant

c)

Cuscuta

d)

Mistletoe

10.

Plants take carbon dioxide from the atmosphere mainly through their

a)

Root

b)

Stem

c)

Flower

d)

Leaves

11.

In photosynthesis solar energy is captured by the pigment called (a)   .

12.

insectivorous plant is

a)
b)
c)
d)
13.

The mode of nutrition in which organisms make food themselves from simple substances is called( )

a)

Autotrophic nutrition

b)

Heterotrophic nutrition

c)

Saprotrophic nutrition

d)

All of the above

14.

Some organisms live together and share shelter and nutrients. This is called

a)

Predation

b)

Symbiotic relationship

c)

Autotrophs

d)

Heterotrophs

15.

The plant which traps and feeds on insects is ( )

a)

Cascutta

b)

China Rose

c)

Pitcher Plant

d)

Rose

16.

Mushroom is ( )

a)

An Autotroph

b)

A Heterotroph

c)

A Saprotroph

d)

An insectivore

17.

The small pores present on the leaves are called

a)

Lenticels

b)

Guard cell

c)

Stomata

d)

Epidermis

18.

Identify the plant

a)

pitcher

b)

dodder

c)

venus flytrap

d)

bladderwort

19.

Identify the plant

a)

bladderwort

b)

dodder

c)

venus flytrap

d)

sundew

20.

Identify the plant

a)

dodder

b)

sundew

c)

bladderwort

d)

cuscutta

21.

Identify the plant

a)

dodder

b)

sundew

c)

venus flytrap

d)

bladderwort

22.

Amarbel is an example of

a)

autotroph

b)

parasite

c)

saprotroph

d)

host

23.

Identify what is shown in the picture

a)

chlorophyll

b)

stomata

c)

carbon dioxide

d)

veins

24.

Insectivorous plants eat insects to fulfill their needs of

a)

Energy

b)

nitrogen,

c)

potassium

d)

calcium

25.

Identify the plant

a)

dodder

b)

venus fly trap

c)

mushroom

d)

pitcher plant