Unit 8 Review: Organisms and the Environment!

Question 1

What is a biological community of interacting organisms and their physical environment?

Accepted Answer

Ecosystem

Question 2

In an energy pyramid, what percentage of the energy is passed between each level?

Accepted Answer

10%

Question 3

This is the name given to organisms that use sunlight to make their food?

Accepted Answer

Producer

Question 4

What provides the energy for almost every ecosystem on Earth?

Accepted Answer

Sun

Question 5

Energy flows from the Sun to the Earth. What direction does energy flow in an energy pyramid?

Accepted Answer

bottom to top

Question 6

What do we call a consumer that eats only meat?

Accepted Answer

Carnivore

Question 7

The polar bear has white fur because this natural camouflage gave it...

Accepted Answer

a competitive advantage

Question 8

Individuals of the same kind living in the same environment make up a...

Accepted Answer

Population

Question 9

In this simple food web, which are the primary consumers?

Accepted Answer

cricket, grasshopper

Question 10

What do we call the variety of different forms of life found on our planet, Earth?

Accepted Answer

biodiversity

Question 11

The environment largely determines what type of ecosystem will develop in an area.

Accepted Answer

True

Question 12

What is an example of a producer in an ecosystem?

Accepted Answer

Grass

Question 13

Which of these is NOT a consequence of overfishing?

Accepted Answer

pollution from runoff

Question 14

All green plants can be classified as...

Accepted Answer

producers

Question 15

This is what we call the natural home or environment of an animal, plant, or other organism.

Accepted Answer

Habitat

Question 16

This photo is an example of which human caused environmental change?

Accepted Answer

species introduction

Question 17

What is the relationship between the rabbit and the bobcat?

Accepted Answer

predatory

Question 18

According to this simple food web, which animal is a tertiary consumer?

Accepted Answer

snake

Question 19

Energy is passed through communities by way of...

Accepted Answer

Food Chains

Question 20

What abiotic factor will plants compete for in the rainforest?

Accepted Answer

sunlight

Question 21

Bio means...

Accepted Answer

life

Question 22

Oil dripping from cars on city streets negatively effects the oceans through...

Accepted Answer

runoff

Question 23

What is an example of a consumer in an ecosystem?

Accepted Answer

Hawk

Question 24

Being "cute" gave dogs a natural competitive advantage because...

Accepted Answer

humans were more likely to care for them

Question 25

All species of dogs today are descended from...

Accepted Answer

wolves

Question 26

Which of these is a natural environmental change?

Accepted Answer

hurricane

Question 27

What makes a species invasive?

Accepted Answer

it is not native to that ecosystem

Question 28

The bobcat population suddenly declines due to hunting; What happens to the rabbit population?

Accepted Answer

increases suddenly

Question 29

According to this simple food web, which animal is a carnivore?

Accepted Answer

shrew

Question 30

Which of the following statements about forest fires is true?

Accepted Answer

Forest fires are followed by rapid secondary succession.

Question 31

If humans started poisoning the shrews, which two other organisms would be negatively impacted?

Accepted Answer

hawk and snake

Question 32

What do we call a consumer that eats plants and other animals?

Accepted Answer

Omnivore

Question 33

What do we call a consumer that eats only plants?

Accepted Answer

Herbivore

Question 34

As the arctic sea ice melts and the polar bear loses its habitat, what is likely to occur?

Accepted Answer

extinction

Question 35

These are organisms such as mushrooms and bacteria that break down tissues of dead organisms.

Accepted Answer

Decomposers

Question 36

All the populations of organisms living together in an environment make up a...

Accepted Answer

Community

Question 37

All organisms need air, food, water, and what else to survive?

Accepted Answer

Shelter

Question 38

What do we call a single organism in an environment?

Accepted Answer

Individual

Question 39

What do we call an individual form of life, such as a bacterium, fungus, plant, or animal?

Accepted Answer

Organism

Question 40

The processes of evaporation, condensation, and precipitation are seen in what?

Accepted Answer

The Water Cycle

Question 41

The change in the Peppered Moths can best be described as...

Accepted Answer

natural selection

Question 42

Organisms that get their energy by eating other organisms are called?

Accepted Answer

Consumers

Question 43

Living organisms get the energy that they need from...

Accepted Answer

Food

Unit 8 Review: Organisms and the Environment!

Questions 43

Unit 8 Review: Organisms and the Environment!

Questions 43