Quiz about Interdependent Relationships in Ecosystems

Question 1

The nonliving parts of an ecosystem are called

Accepted Answer

abiotic factors

Answer

biotic factors

Answer

dead things

Answer

asymmetrical factors

Question 2

Sunlight, water, oxygen, temperature, and soil are all

Accepted Answer

abiotic factors

Answer

biotic factors

Answer

living things

Answer

homeostasis

Question 3

A tick living on a dog and taking its blood is an example of

Accepted Answer

parasitism

Answer

commensalism

Answer

predation

Answer

mutualism

Question 4

Fish picking off and eating bits of algae or parasites from a turtle's shell is an example of

Accepted Answer

mutualism

Answer

competition

Answer

predation

Answer

commensalism

Question 5

Male giraffes fighting for a female giraffe is an example of

Accepted Answer

competition

Answer

predation

Answer

symbiosis

Answer

craziness!

Question 6

The living parts of an ecosystem are called

Accepted Answer

biotic factors

Answer

abiotic factors

Answer

biology

Answer

microbiology

Question 7

Organisms interact with biotic and abiotic factors in an

Accepted Answer

ecosystem

Answer

ecology

Answer

ecologist

Question 8

____________________ study how organisms interact with biotic and abiotic factors in an ecosystem.

Accepted Answer

Ecologists

Answer

Chemists

Answer

Biologists

Answer

Geologists

Question 9

A consumer that hunts is called:

Accepted Answer

a predator.

Answer

a producer.

Answer

an omnivore.

Answer

a herbivore.

Question 10

What is prey?

Accepted Answer

An organism that is consumed

Answer

An organism that consumes

Answer

neither

Question 11

The number of organisms within a certain defined area is called a ________________?

Accepted Answer

population

Answer

community

Answer

niche

Question 12

If an organism is living inside another and causing it harm, it is an example

Accepted Answer

parasitism

Answer

mutualism

Answer

commensalism

Question 13

If two organisms benefit from a relationship (++), it is called

Accepted Answer

mutualism

Answer

commensalism

Answer

parasitism

Question 14

If two organisms have a relationship in which only one benefits (+,0), it is an example of

Accepted Answer

commensalism

Answer

mutualism

Answer

parasitism

Question 15

The struggle between organisms to survive in a habitat with limited resources is called

Accepted Answer

competition

Answer

predation

Answer

symbiosis

Answer

parasitism

Question 16

Mutualism, commensalism, and parasitism are examples of

Accepted Answer

symbiotic relationships

Answer

competition

Answer

prey adaptations

Answer

predation

Question 17

How much of the atmosphere is composed of nitrogen gas?

Accepted Answer

78%

Answer

87%

Answer

38%

Answer

21%

Question 18

How do plants get the nitrogen they need?

Accepted Answer

from the soil or water in which they live

Answer

from the air

Answer

from the Sun

Answer

from broken-down rocks

Question 19

Why do all organisms need nitrogen?

Accepted Answer

To live and grow

Answer

To build phosphorus

Answer

To make oxygen levels grow

Answer

To help blood circulate better

Question 20

Nitrogen fixing bacteria, lives in nodules on the root of a plant called

Accepted Answer

Legumes

Answer

Broccoli

Answer

Beats

Answer

Carrots

Question 21

What converts some atmospheric nitrogen into nitrates that organisms can use?

Accepted Answer

Lightning

Answer

Sun

Answer

Rain

Answer

Thunder

Question 22

Which of the following describes the role of nitrogen-fixing bacteria in the nitrogen cycle? Nitrogen-fixing bacteria convert

Accepted Answer

nitrogen gas into ammonia

Answer

nitrates intro nitrogen gas

Answer

ammonia into proteins

Answer

proteins into nitrates

Question 23

Animals obtain the nitrogen they need directly from the

Accepted Answer

plants they eat

Answer

soil in their habitat

Answer

air they breathe

Answer

bacteria living within them

Question 24

Nitrogen is the most plentiful gas in the atmosphere.

Accepted Answer

True

Answer

False

Question 25

Plants and animals cannot use nitrogen directly from the air.

Accepted Answer

True

Answer

False

Question 26

What converts nitrogen into a useable form for plants and animals?

Accepted Answer

bacteria

Answer

fungi

Answer

rain

Question 27

After plants and animals contain nitrogen, what puts it back into atmosphere and soil?

Accepted Answer

decomposition

Answer

precipitation

Answer

condensation

Answer

bacteria

Question 28

Organisms use nitrogen to form

Accepted Answer

proteins and amino acids

Answer

carbohydrates and lipids

Answer

proteins and lipids

Answer

lipids and nucleic acids

Question 29

Which process moves carbon stored in fossil fuel into atmospheric carbon?

Accepted Answer

When fossil fuels are burned, carbon enters the atmosphere as carbon dioxide.

Answer

The denitrifying bacteria turns the fossil fuel into carbon dioxide gas.

Answer

Decomposers convert the fossil fuels into greenhouse gases like carbon dioxide.

Answer

The fossil fuels react with the soil to produce carbonates and carbon dioxide.

Question 30

Bacteria fix nitrogen on plant roots. Plant roots provide sugar to bacteria. This is an example of

Accepted Answer

mutualism

Answer

parasitism

Answer

commensalism

Answer

competition

Question 31

How nitrogen is "fixed" into useable form for plants

Accepted Answer

through action of bacteria & lightning

Answer

only through action of bacteria

Answer

only through lightning

Answer

through photosynthesis

Question 32

In the carbon cycle, producers take in the gas __

Accepted Answer

carbon dioxide

Answer

oxygen

Answer

nitrogen

Answer

carbon monoxide

Question 33

Carbon dioxide is produced by the burning of fossil fuels

Accepted Answer

True

Answer

False

Question 34

Oxygen is a gas produced by _____ and used by ________

Accepted Answer

plants and animals

Answer

photosynthesis and carbon dioxide

Answer

animals and plants

Answer

carbon dioxide and photosynthesis

Question 35

Carbon dioxide is a gas produced by ________ and used by __________

Accepted Answer

animals and plants

Answer

plants and animals

Answer

carbon and photosynthesis

Answer

photosynthesis

Question 36

Planting large numbers of trees result in __________

Accepted Answer

an increase in oxygen production

Answer

a decrease in oxygen production

Answer

oxygen and carbon dioxide increasing

Answer

carbon dioxide and oxygen decreasing

Question 37

If the plant population decreased, the amount of carbon would _________.

Accepted Answer

Increase

Answer

Stay the same

Answer

Decrease

Question 38

Which is a true statement?

Accepted Answer

Humans depend on oxygen, plants depend on carbon dioxide

Answer

Plants produce carbon dioxide

Answer

Humans depend on carbon dioxide, plants depend on oxygen

Answer

Humans don't depend on plants for the air they need

Question 39

How do plants affect the air that animals and people breathe?

Accepted Answer

Plants take in carbon dioxide and release oxygen

Answer

Plants use oxygen from the air to make their own food

Answer

Plants release pollution into the air

Answer

Plants take in oxygen and release carbon dioxide

Question 40

Which gas do plants release, that humans depend on for survival?

Accepted Answer

Oxygen

Answer

Water

Answer

Carbon Dioxide

Answer

Sugar

Question 41

Which gas do animals release, that plants depend on for survival?

Accepted Answer

Carbon dioxide

Answer

Oxygen

Answer

Sunlight

Answer

Water

Question 42

The circulation of the element Carbon among Earth's atmosphere, land, oceans, and organisms is called _____________.

Accepted Answer

the Carbon Cycle

Answer

the Oxygen Cycle

Answer

the Carbon dioxide Cycle

Answer

the Water Cycle

Question 43

What is the difference between biotic and abiotic?

Accepted Answer

Biotic is life,
Abiotic is non-living

Answer

Biotic are non-living things

Answer

Abiotic are living organisms

Answer

Biotic is non-living, Abiotic is living

Question 44

What does biodiversity mean?

Accepted Answer

The different amount of species in an area

Answer

Only one species in an area.

Answer

All abiotic life

Answer

Nitrogen fixation

Question 45

A group of organisms or a population of different species that live in one area together and interact.

Accepted Answer

community

Answer

limiting factors

Answer

populations

Answer

speed limit

Question 46

The step in the nitrogen cycle where bacteria convert ammonia (NH₃) to nitrate (NO₃^-) is:

Accepted Answer

nitrification

Answer

ammonification

Answer

nitrogen fixation

Answer

assimilation

Question 47

The process where some bacteria remove nitrate from the soil by converting it to nitrogen gas is:

Accepted Answer

denitrification

Answer

ammoniafication

Answer

nitrogen fixation

Answer

nitrification

Question 48

What part of the nitrogen cycle deals with the conversion of nitrogen in waste products or dead organisms into ammonia?

Accepted Answer

ammonification

Answer

nitrification

Answer

denitrification

Answer

nitrogen fixation

Question 49

If two organisms have a relationship in which one benefits and the other is harmed (+,-), it is an example of

Accepted Answer

parasitism

Answer

mutualism

Answer

commensalism

Question 50

What part of the water cycle does this picture show?

Accepted Answer

condensation

Answer

precipitation

Answer

evaporation

Question 51

Which is the opposite of condensation?

Accepted Answer

evaporation

Answer

runoff

Answer

precipitation

Answer

transpiration

Question 52

_{Snow, sleet, hail, and rain are all examples of ________________.}

Accepted Answer

precipitation

Answer

evaporation

Answer

condensation

Answer

accumulation

Question 53

The first step in the water cycle

Accepted Answer

there is no first step

Answer

evaporation

Answer

condensation

Answer

precipitation

Question 54

Evaporation of water vapor from plants

Accepted Answer

transpiration

Answer

infiltration

Answer

condenstaion

Answer

precipitation

Question 55

_____________ is when the sun heats up water in rivers or lakes or the ocean and turns it into vapor or steam.

Accepted Answer

Evaporation

Answer

Condensation

Answer

Precipitation

Answer

Transpiration

Question 56

Water vapor in the air gets cold and changes back into liquid, forming clouds.

Accepted Answer

Condensation

Answer

Evaporation

Answer

Precipitation

Answer

Transpiration

Question 57

The clouds get heavy and water falls back to the earth in the form of rain, hail, sleet or snow.

Accepted Answer

Precipitation

Answer

Evaporation

Answer

Condensation

Answer

Transpiration

Question 58

What is water cycle?

Accepted Answer

The movement on water on, above, or below the surface of the Earth

Answer

The 3 forms of water

Answer

When water melts

Answer

When clouds form

Question 59

What 2 Ways is nitrogen taken in from the air?

Accepted Answer

By lightning

Accepted Answer

By the bacteria on plant roots

Answer

When animals breathe

Answer

From forest fires

Answer

By plants during photosynthesis

Question 60

How animals get the nitrogen they need

Accepted Answer

from the food they eat

Answer

from the air they breathe

Answer

from the water they drink

Answer

from the Sun

Question 61

All of the carbon in existence is continually recycled in the carbon cycle

Accepted Answer

True

Answer

False

Interdependent Relationships in Ecosystems

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