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Chapter 2 Biology Mcgraw Hill

Total questions: 29

Worksheet time: 15mins

Name
Class
Date
1.

The scientific discipline in which relationships among organisms and the interactions organisms have with the environment is called......

a)

Biology

b)

Ecology

c)

Economy

d)

Chemistry

2.

What is the "biosphere"?

a)

the circle of life

b)

the helmet that astronauts wear

c)

the portion of Earth that supports life

d)

The study of ecosystems

3.

The living factors in an organism's environment are called....

a)

biotic factors

b)

abiotic factors

c)

biosphere

d)

commensalism

4.

the NON-living factors in an organism's environment are called...

a)

biotic factors

b)

abiotic factors

c)

commensalism

d)

mutualism

5.

a group of organisms that occupy the same geographic location at the same time (live in the same place at the same time) is called...

a)

biosphere

b)

ecosystem

c)

community

d)

population

6.

a group of populations interacting in the same place at the same time is called....

a)

biological population

b)

biological community

c)

organism

d)

biosphere

7.

What is a biological community and all of the abiotic factors that affect it?

a)

biosphere

b)

ecosystem

c)

biome

d)

community

8.

A large group of ecosystems that share the same type of climate and have similar types of communities is called...

a)

A biome

b)

A biosphere

c)

A population

d)

Commensalism

9.

The area where an organism lives is called...

a)

Niche

b)

Home

c)

Zoo

d)

Habitat

10.

The role or position that an organism has in its environment (its "purpose") is called...

a)

purpose

b)

habitat

c)

niche

d)

job

11.

The act of one organism pursuing and consuming another organism for food is called...

a)

Predation

b)

Commensalism

c)

Mutualism

d)

Parasitism

12.

The close relationship that exists when one or more species live close to each other is called...

a)

Commensalism

b)

Symbiosis

c)

Mutualism

d)

Predation

13.

The symbiotic relationship in which two organisms live close to one another and both benefit from each other is called...

a)

Mutualism

b)

Commensalism

c)

Parasitism

d)

Predation

14.

An organism that collects energy from sunlight or inorganic substances and uses it to create its own food is called a(n)...

a)

Autotroph

b)

Heterotroph

c)

Predator

d)

Prey

15.

An organism that gets its energy from consuming other organisms is called a(n)...

a)

heterotroph

b)

autotroph

c)

prey

d)

plant

16.

A hetertroph that eats only plants is called a(n)...

a)

vegetarian

b)

vegan

c)

herbivore

d)

omnivore

17.

Heterotrophs that prey on other heterotrophs are called...

a)

omnivores

b)

carnivores

c)

herbivores

d)

vegans

18.

A symbiotic relationship in which one organism benefits and the other is neither harmed nor helped is called...

a)

commensalism

b)

mutualism

c)

parasitism

d)

predation

19.

A symbiotic relationship in which one organism benefits at the other's expense is called...

a)

mutualism

b)

commensalism

c)

parasitism

d)

predation

20.

Organisms that eat both plants and animals are called...

a)

omnivores

b)

herbivores

c)

carnivores

d)

vegans

21.

Organisms that eat bits of dead plant and animal matter and return the nutrients to the soil, water, and air are called

a)

herbivores

b)

detritivores

c)

omnivores

d)

carnivores

22.

Each step in a food chain or food web is called a...

a)

step

b)

ecosystem

c)

community

d)

trophic level

23.

A model that shows how energy flows through an ecosystem is called...

a)

a food chain

b)

a trophic level

c)

a trophic cascade

d)

a biosphere

24.

the total mass of living matter in each trophic level is called...

a)

mass

b)

body mass

c)

biomass

d)

earthmass

25.

Anything that has mass and takes up space is known as...

a)

Volume

b)

Velocity

c)

Matter

d)

Mass

26.

What is the word for "a chemical substance that an organism must obtain from its environment to sustain life and undergo life processes"?

a)

Predation

b)

Nutrient

c)

Photosynthesis

d)

Chemosynthesis

27.

What is the exchange of matter through the biosphere called

a)

The biocycle

b)

The geocycle

c)

The chemcycle

d)

The biogeochemical cycle

28.

The process of capture and conversion of nitrogen to a form that is usable by plants is called...

a)

Nitrogen fixation

b)

Nitrogen absorption

c)

The nitrogen cycle

d)

Nitrogen release

29.

A process where soil bacteria convert fixed nitrogen compounds back into gas is called...

a)

Nitrogen fixation

b)

Nitrogen release

c)

Denitrification

d)

The nitrogen cycle