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Ecosystems and Adaptations Study Guide

Total questions: 47

Worksheet time: 26mins

Name
Class
Date
1.

A(n) ______________________ is a living thing.

a)

organism

b)

abiotic

c)

endangered

2.

A(n) ____________________ is all the different populations living in the same place at the same time.

a)

community

b)

habitat

c)

population

d)

ecosystem

e)

biome

3.

A(n) ____________________ is a place an organism lives in its ecosystem.

a)

community

b)

habitat

c)

population

d)

ecosystem

e)

biome

4.

A(n) _________________ is a group of one kind of organism living in one place at the same time.

a)

community

b)

habitat

c)

population

d)

ecosystem

e)

biome

5.

A(n) ___________________ is all the living and nonliving things that interact in a specific place.

a)

community

b)

habitat

c)

population

d)

ecosystem

e)

biome

6.

A(n) ____________________ is an ecosystem with certain plants, animals, and weather that covers a large area.

a)

community

b)

habitat

c)

population

d)

ecosystem

e)

biome

7.

A(n) ______________________ is an object that shows how something works or what something looks like.

a)

fossil

b)

habitat

c)

biome

d)

model

8.

A(n) _________________ describes an organism that used to live on earth but whose population completely died out.

a)

endangered

b)

convservation

c)

extinct

d)

conservation

9.

A(n) __________________ describes an organism whose population is in danger of dying out.

a)

endangered

b)

fossil

c)

extinct

d)

conservation

10.

_____________________ is the act of protecting or restoring a natural environment or ecosystem.

a)

fossil

b)

extinct

c)

imprint fossil

d)

conservation

11.

A(n) ________________ is the remains of a plant or animal.

a)

extinct

b)

fossil

c)

habitat

d)

model

12.

Which of these things found in an ecosystem is biotic?

a)

rocks

b)

fish

c)

water

d)

all of these

13.

A(n) _____________ fossil is a fossil that is the mark of a plant or animal.

a)

imprint

b)

amber

c)

ice

d)

old

14.

Which of these things found in an ecosystem is abiotic?

a)

gases

b)

fish

c)

birds

d)

worms

15.

Which of these adaptations helps an animal to catch food?

a)

a hawk has feet with talons on them.

b)

a spider makes silk webbing.

c)

wolves hunt in packs.

d)

all of these

16.

Which of these adaptations helps an animal get water?

a)

A thorny devil lizard has grooves on its back

b)

Dolphins live together in pods.

c)

Ducks have webbed feet.

d)

all of these

17.

All the sunflowers in a specific field make up a(n) _____________.

a)

habitat

b)

organism

c)

population

d)

community

18.

A special process that plants use to make their own food is _______________.

a)

respiration

b)

mimicry

c)

predation

d)

photosynthesis

19.

The ability to blend into the background of the environment is called ______________.

a)

camouflage

b)

mimicry

c)

predation

d)

photosynthesis

20.

The ability of an animal or plant to look like a more dangerous predator is ______________.

a)

camouflage

b)

mimicry

c)

predation

d)

photosynthesis

21.
The shrew provides energy for the _______?
a)
cricket
b)
grasshopper
c)
frog
d)
snake
22.
Where do all life forms get their energy?
a)
Earth's Core
b)
Water
c)
Plants
d)
The Sun
23.
What is this called?
a)
Food Web
b)
Food Chain
c)
Abiotic Factors
24.
What is this called?
a)
Food Web
b)
Food Chain
c)
Abiotic Factors
25.
Which of the following best describes the blue bird's (in the middle) role in this ecosystem?
a)
carnivore
b)
omnivore
c)
herbivore
d)
decomposer
26.
Which of the following best describes the deer's role in the ecosystem?
a)
herbivore
b)
omnivore
c)
carnivore
d)
decomposer
27.
Which of the following best describes the wolf's role in this ecosystem?
a)
herbivore
b)
omnivore
c)
carnivore
d)
decomposer
28.
What may happen if the snowshoe hare was removed from the food web pictured?
a)
The insects in the habitat would increase.
b)
The shrew population would decrease due to being only hawk food source.
c)
The willow tree population would decrease.
d)
Foxes would dies due to no food source. 
29.
In this food chain, what will happen if the frogs become extinct?
a)
The snakes will increase.
b)
The grasshoppers will decrease.
c)
The eagles will remain the same.
d)
The grasshoppers will increase.
30.
A producer is....
a)
A dead thing that gets its energy from the sun
b)
I living thing that gets its energy from the sun
c)
A scavenger
d)
A prey
31.
What is a consumer?
a)
A plant
b)
The sun
c)
Something that consumes
d)
A living thing that eats plants and animals for energy
32.

What is a decomposer?

a)

A moon

b)

An organism that breaks down dead organisms

c)

Roots

d)

Dead things

33.
What is a herbivore?
a)
Eats
b)
Eats only insects
c)
Eats only plants
d)
Eats only meat
34.
What is a carnivore?
a)
Plant eater
b)
Meat eater
c)
A flower
d)
The moon
35.
What is an omnivore?
a)
Eats plants
b)
Eats animals
c)
Eats decomposers
d)
Eats both plants and animals
36.

How does camouflage help a predator to get food?

a)

It helps the predator to sneak up to the prey.

b)

It makes it harder for the predator to find the prey.

c)

It helps the predator to look more dangerous than it is.

d)

It allows the predator to keep the prey from moving.

37.

Which of these is an adaptation that helps a predator get food?

a)

poison

b)

smell

c)

mimicry

d)

all of these

38.

Which of these is an adaptation that helps a prey not get eaten?

a)

camouflage

b)

spikes and thorns

c)

smell

d)

all of these

39.

Which of these is a natural ecosystem change?

a)

drought

b)

using natural resources

c)

pollution

d)

all of these

40.

Which of these is a man-made ecosystem change?

a)

building

b)

pollution

c)

catching a ride

d)

all of these

41.

Why is it bad for an animal to be taken to a new place where it has not predators?

a)

The animal might not survive in the new habitat.

b)

The animal might eat all the plants and leave no food for other animals.

c)

The animal might become food for another animal.

d)

all of these

42.

How are endangered animals on the Endangered Species List helped?

a)

They are taken into captivity until they go extinct.

b)

Their fossils are studied because they are extinct.

c)

Their habitats are protected and money is spent to keep them from becoming extinct.

d)

Rules are made to stop them from ever being taken into captivity so that they do not become extinct.

43.

This diagram represents the steps of photosynthesis. What does letter A represent?

a)

water

b)

carbon dioxide

c)

oxygen

d)

sugar

e)

light

44.

This diagram represents the steps of photosynthesis. What does letter B represent?

a)

water

b)

carbon dioxide

c)

oxygen

d)

sugar

e)

light

45.

This diagram represents the steps of photosynthesis. What does letter C represent?

a)

water

b)

carbon dioxide

c)

oxygen

d)

sugar

e)

light

46.

This diagram represents the steps of photosynthesis. What does letter D represent?

a)

water

b)

carbon dioxide

c)

oxygen

d)

sugar

e)

light

47.

This diagram represents the steps of photosynthesis. What does letter E represent?

a)

water

b)

carbon dioxide

c)

oxygen

d)

sugar

e)

light

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