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Worksheets

Ecosystems

Total questions: 30

Worksheet time: 15mins

Name
Class
Date
1.

Photosynthesis is

a)

the process of breaking sugar into a form that the cell can use as energy.

b)

the process by which plants and other things make food.

2.

Cellular Respiration is

a)

the process of breaking sugar into a form that the cell can use as energy.

b)

the process by which plants and other things make food.

3.

Transpiration is

a)

the process of breaking sugar into a form that the cell can use as energy.

b)

the process where plants absorb water through the roots and then give off water vapor through pores in their leaves

c)

the process by which plants and other things make food.

4.

Many organisms related by predator-prey and consumer-resource interactions; the combination of many food chains together.

a)

food chain

b)

food web

5.

Many organisms related by predator-prey and consumer-resource interactions; the simple flow of nutrients and energy passing from creature to creature

a)

food web

b)

food chain

6.

An organism, especially bacteria, fungus, or invertebrate, that decomposes organic material.

a)

decomposer

b)

producer

c)

consumer

d)

composer

7.

Serves as a source of food for other organisms in a food chain or food web. Include green plants, which produce food through photosynthesis, and certain bacteria that are able to converting things into food.

a)

decomposer

b)

composer

c)

consumer

d)

producer

8.

Organism that feeds on plants or other animals for energy. Include herbivores, carnivores and omnivores.

a)

dinosaurs

b)

decomposers

c)

consumers

d)

producers

9.

True or False? Light, carbon dioxide and water affect photosynthesis the MOST.

a)

True

b)

False

10.

Which of the following does NOT use photosynthesis?

a)

Sun

b)

Tree

c)

Sunflower

d)

Grass

11.

Glucose and Oxygen are...

a)

The products of cellular respiration

b)

The products of photosynthesis

12.

Carbon Dioxide and water are......

a)

The products of cellular respiration

b)

The products of photosynthesis

13.

A snake is a......

a)

producer

b)

consumer

c)

decomposer

14.

Bacteria is a......

a)

consumer

b)

decomposer

c)

producer

15.

Cows eat grass. Grass is a.......

a)

producer

b)

consumer

c)

decomposer

16.

Biome

a)

A distinct ecological community of plants and animals living together in a particular climate.

b)

The natural home or environment of an animal, plant, or other organism.

c)

The surroundings or conditions in which a person, animal, or plant lives or operates.

d)

A biological community of interacting organisms and their physical environment.

17.

The natural home of an animal, plant, or other organism.

a)

Environment

b)

Biome

c)

Habitat

d)

Ecosystem

18.

Mrs. Tuttle's classroom is an..........

a)

Environment

b)

Habitat

c)

Biome

d)

Ecosystem

19.

An example of a biological community of interacting organisms and their physical environment would be.....

a)

a pond ecosystem

b)

Rainforests

c)

A family of squirrels

d)

Coffee

20.

Lions, tigers and house cats are all....

a)

different ecosystems

b)

different habitats

c)

different environments

d)

different species

21.

The following are all biotic factors:

a)

Bears, trees and rocks

b)

Bears, trees and rabbits

c)

Sun, rain and clouds

d)

Bears, worms and mountains

22.

All of the following are Abiotic factors:

a)

Soil, air and temperature

b)

Plants, animals and bacteria

23.

Limiting factors are

a)

A group of living organisms consisting of similar individuals

b)

A distinct ecological community of plants and animals living together in a particular climate.

c)

The natural home or environment of an animal, plant, or other organism.

d)

An environmental factor that tends to limit population size.

24.

An abiotic factor, like the Sun restricts the existence, number, reproduction, or distribution of organisms because of the extreme heat. The Sun is an example of a........

a)

Food chain

b)

Consumer

c)

Limiting Factor

d)

Biotic Factor

25.

A plant growing taller is an example of......

a)

Positive Tropism

b)

Negative Tropism

26.

A plant bending it's stems away from a sunny window is an example of....

a)

Positive Tropism

b)

Negative Tropism

27.

a period in an organism's life cycle when growth, development, and (in animals) physical activity are temporarily stopped.

a)

Dormancy

b)

Tropism

c)

Germination

28.

Germination is..

a)

the turning of all or part of an organism in a particular direction in response to an external stimulus (light, heat or gravity)

b)

a period in an organism's life cycle when growth, development, and (in animals) physical activity are temporarily stopped.

c)

when a spore or seed starts to grow.

29.

In the Lion King, why couldn't there be two king lions on pride rock?

a)

Because too many predators can negatively limit the population

b)

Because tigers are better

c)

Because Lions can't live in the same ecosystem

d)

Because too many predators can have everybody get along

30.

Which group of organisms would all be found living in a tropical rain forest biome?

a)

Lizards, insects, cacti, kangaroos

b)

Evergreens, moose, weasels, rabbits

c)

Vines, palm trees, tree frogs, monkeys

d)

Lichens, mosses, caribou, polar bears