semester post test review part 1

Question 0

In a population there are the … species interacting together.

Answer 0

Same

Question 1

List the 5 levels of environmental organization from the first to the fifth level.

Answer 1

Organism, population, community, ecosystem, biosphere

Question 2

What is the lowest level of environmental organization that all the people in your science class belong to?

Answer 2

Population

Question 3

Scientists studying the ecosystem are studying the ….. and ….. factors.

Answer 3

Biotic and abiotic factors

Question 4

Scientists who only study ….. …. in an ecosystem are studying the community.

Answer 4

Biotic factors

Question 5

A cow eats grass and you eat the cow. The diagram that shows the energy loss is called a…….

Answer 5

Energy pyramid

Question 6

Only … of the energy gets passed to the next organism; therefore …. is lost.

Answer 6

10%, 90%

Question 7

…. Are found at the base of all energy pyramids.

Answer 7

Producers

Question 8

A rabbit eats the grass and a coyote eats the rabbit. This is an example of a ….

Answer 8

Food chain

Question 9

The arrows point from the grass or rabbit showing the …

Answer 9

Energy flow

Question 10

In nature, many foods show the relationship among organisms feeding.
This is called a …

Answer 10

Food web

Question 11

If you pull one organism out of an ecosystem, the ecosystem becomes….

Answer 11

Unbalanced

Question 12

When wolves were killed, the animals that the wolves ate….., and the animals that ate the food as those animals ….. because there wasn’t enough food.

Answer 12

Overpopulated, died

Question 13

An autotroph can make its own food from the …., and another name for it is …..

Answer 13

Sun, Producer

Question 14

A heterotroph must …. in order to make energy, and another name for it is…..

Answer 14

Eat, Consumer

Question 15

Without the …., producers could not grow and the animals that eat producers ( called….) would not have any food to eat.

Answer 15

Sun, consumers

Question 16

A plant is a …. and ….; …… and …. are called consumers.

Answer 16

Producer, autotroph, animals, heterotrophs

Question 17

A ….. only eats plants.

Answer 17

Herbivores

Question 18

A …. only eats other animals.

Answer 18

Carnivores

Question 19

An …. Eats both plants and animals.

Answer 19

Omnivore

Question 20

The resemblance shown by one animal species to another, which protects it from predators.

Answer 20

Mimicry

Question 21

A characteristic that helps an organism survive in its environment or reproduce by blending into its surroundings.

Answer 21

Camouflage

Question 22

The largest population that an environment can support at any given time.

Answer 22

Carrying capacity