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Exploring Ecology and Adaptation

Total questions: 15

Worksheet time: 8mins

Name
Class
Date
1.

What is the process by which plants make their own food using sunlight?

a)

Respiration

b)

Photosynthesis

c)

Digestion

d)

Fermentation

2.

Which of the following examples is a behavioral adaptation?

a)

A polar bear's white fur

b)

Birds migrating south for the winter

c)

A cactus's thick stem

d)

A fish's gills

3.

What is the primary source of energy for most ecosystems?

a)

The Moon

b)

The Sun

c)

Wind

d)

Water

4.

What do animals not compete for in a habitat?

a)

Food and water

b)

Mates

c)

Sunlight

d)

Shelter

5.

What term describes the role of an organism in its habitat?

a)

Niche

b)

Habitat

c)

Community

d)

Population

6.

Which of the following adaptations helps the camel survive in the desert?

a)

Thick fur

b)

Long legs

c)

Hump for fat storage

d)

Webbed feet

7.

What is the term for a relationship where both species benefit?

a)

Parasitism

b)

Mutualism

c)

Commensalism

d)

Competition

8.

Which statement is true about toxins found in food chains?

a)

Toxins accumulate in food chains, often killing top predators

b)

Toxins decrease in food chains, often killing producers

c)

Toxins are substances like high temperature and pressure that can kill organisms

d)

Toxins are often naturally occurring substances used by farmers to kill pests on their crops.

9.

What is the term for yeast's anaerobic respiration?

a)

Sweating

b)

Fermentation

c)

Disinfection

d)

Alcohol-mentation

10.

Which of the following is a structural adaptation?

a)

A bird's song

b)

A rabbit's digging behavior

c)

A fish's streamlined body

d)

A bear's hibernation

11.

What is the term for organisms that break down dead materials and recycle nutrients back into the ecosystem?

a)

Producers

b)

Consumers

c)

Decomposers

d)

Predators

12.

Which of the following examples is a producer in the ecosystem?

a)

Rabbit

b)

Oak tree

c)

Fox

d)

Hawk

13.

What is the main gas used by plants during photosynthesis?

a)

Oxygen

b)

Nitrogen

c)

Carbon dioxide

d)

Hydrogen

14.

Which of the following examples is a food chain?

a)

Grass → Rabbit → Fox

b)

Sun → Water → Soil

c)

Tree → Rock → Soil

d)

Fish → Water → Bird

15.

What is the term for the process by which some bacteria can produce sugars from chemicals?

a)

Bacterial synthesis

b)

Photosynthesis

c)

Chemoautotrophy

d)

Rechemosynthesis