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6.L.2.3

Total questions: 23

Worksheet time: 23mins

Name
Class
Date
1.

Which factor would be most limiting during a drought in a forest biome?

a)

soil

b)

sunlight

c)

trees

d)

water

2.

Why are plants less likely to grow at the bottom of a deep marine biome

than near the surface of a shallow marine biome?

a)

There is less sunlight available in the deep marine biome.

b)

There is more sunlight available in the deep marine biome.

c)

There are less nutrients available in the deep marine biome.

d)

There are more nutrients available in the deep marine biome.

3.

Which term best describes a factor that affects the survival of plants and animals within an ecosystem when it is found in a low amount?

a)

abiotic

b)

biotic

c)

environmental

d)

limiting

4.

Which adaptation would be most important for a cactus living in the

desert?

a)

the ability to store water in the stem

b)

having dark-colored leaves

c)

the ability to grow tall

d)

having shallow roots

5.

An area is semiarid, has few trees, and is home to ground-nesting birds. This area is

MOST likely part of which biome?

a)

tundra

b)

taiga

c)

grassland

d)

desert

6.

In the geologic past, abiotic factors such as volcanic eruptions have had an impact on the

availability of resources. How can volcanic eruptions impact the availability of resources?

a)

by decreasing the thickness of soil

b)

by causing more heavy rains to erode topsoil

c)

by disrupting the sunlight from reaching producers

d)

by causing the surface of Earth to be warmer than usual

7.

How are a tundra and a desert similar?

a)

They both get too little rainfall to support large plants.

b)

They both get too little sunlight to support many plants.

c)

They both have healthy soil to support a wide variety of plants.

d)

They both have a range of temperatures to support a wide variety of

plants.

8.

Why are organisms in the open ocean more likely to perform

photosynthesis than organisms in a forest stream?

a)

There is more exposure to sunlight in the ocean.

b)

There is more exposure to sunlight in the forest.

c)

More precipitation falls over the ocean.

d)

More precipitation falls in the forest.

9.

This table shows the components of a terrestrial food web and a description of each component. Component Description E returns nutrients back to the ecosystem F uses carbon dioxide and water to make glucose G acts as an abiotic factor in the ecosystem H produces carbon dioxide as a waste product A student is labeling a sketch with the correct term for each component. What label should be used for component G?

a)

consumer

b)

decomposer

c)

producer

d)

soil

10.

Which producers would be found in an aquatic ecosystem?

a)

cacti

b)

algae

c)

pine trees

d)

sunflowers

11.

Why are most of the plants in the tundra simple ones such as mosses?

a)

The water is very salty in the tundra.

b)

There is poor soil quality in the tundra.

c)

There is too much sunlight in the tundra.

d)

The temperature is too high in the tundra.

12.

Why is sunlight necessary for survival in an ecosystem?

a)

Sunlight allows plants to locate food resources.

b)

Sunlight speeds up the process of transpiration in plants.

c)

Sunlight increases the amount of available water in an ecosystem.

d)

Sunlight is the source of energy for the organisms in an ecosystem.

13.

Which factor would be most limiting during a drought in a forest biome?

a)

soil

b)

sunlight

c)

trees

d)

water

14.

Why are plants less likely to grow at the bottom of a deep marine biome than near the surface of a shallow marine biome?

a)

There is less sunlight available in the deep marine biome.

b)

There is more sunlight available in the deep marine biome.

c)

There are less nutrients available in the deep marine biome.

d)

There are more nutrients available in the deep marine biome.

15.

Which term best describes a factor that affects the survival of plants and animals within an ecosystem when it is found in a low amount?

a)

abiotic

b)

biotic

c)

environmental

d)

limiting

16.

Which adaptation would be most important for a cactus living in the desert?

a)

the ability to store water in the stem

b)

having dark-colored leaves

c)

the ability to grow tall

d)

having shallow roots

17.

An area is semiarid, has few trees, and is home to ground-nesting birds. This area is MOST likely part of which biome?

a)

tundra

b)

taiga

c)

grassland

d)

desert

18.

In the geologic past, abiotic factors such as volcanic eruptions have had an impact on the availability of resources. How can volcanic eruptions impact the availability of resources?

a)

by decreasing the thickness of soil

b)

by causing more heavy rains to erode topsoil

c)

by disrupting the sunlight from reaching producers

d)

by causing the surface of Earth to be warmer than usual

19.

How are a tundra and a desert similar?

a)

They both get too little rainfall to support large plants.

b)

They both get too little sunlight to support many plants.

c)

They both have healthy soil to support a wide variety of plants.

d)

They both have a range of temperatures to support a wide variety of plants.

20.

Why are organisms in the open ocean more likely to perform photosynthesis than organisms in a forest stream?

a)

There is more exposure to sunlight in the ocean.

b)

There is more exposure to sunlight in the forest.

c)

More precipitation falls over the ocean.

d)

More precipitation falls in the forest.

21.

Which producers would be found in an aquatic ecosystem?

a)

cacti

b)

algae

c)

pine trees

d)

sunflowers

22.

Why are most of the plants in the tundra simple ones such as mosses?

a)

The water is very salty in the tundra.

b)

There is poor soil quality in the tundra.

c)

There is too much sunlight in the tundra.

d)

The temperature is too high in the tundra.

23.

Why is sunlight necessary for survival in an ecosystem?

a)

Sunlight allows plants to locate food resources.

b)

Sunlight speeds up the process of transpiration in plants.

c)

Sunlight increases the amount of available water in an ecosystem.

d)

Sunlight is the source of energy for the organisms in an ecosystem.