Quiz about Ecology Review

Question 1

What is a niche?

Accepted Answer

the role an organism plays in its environment

Answer

where an organism lives

Answer

the first level of a food chain

Answer

an example of parasitism

Question 2

A deer caught and eaten by a panther is an example of which type of relationship

Accepted Answer

predator-prey

Answer

parasitism

Answer

competition

Answer

biology

Question 3

Cleaner shrimp get some of their nutrition from eating dead parasites in fish. Which type of relationship is between the shrimp and the fish?

Accepted Answer

mutualism

Answer

predator-prey

Answer

parasitism

Answer

commensalism

Question 4

Which type of relationship is harmful to one organism while and beneficial to the other?

Accepted Answer

parasitism

Answer

competition

Answer

predator-prey

Answer

commensalism

Question 5

Vultures are important to an ecosystem because they

Accepted Answer

feed on dead animals, which aides in the recycling of environmental materials.

Answer

cause the death of other organisms.

Answer

eat plants to limit the producers.

Answer

make energy and pass it on to other organisms

Question 6

What is an example of an ecosystem?

Accepted Answer

the abiotic and biotic factors in a pond.

Answer

a sample of mud off the bottom of the pond.

Answer

the biotic factors in a pond.

Answer

a sample of water from the pond.

Question 7

What is the ultimate source for the energy in MOST food?

Accepted Answer

sunlight

Answer

air

Answer

grass

Answer

wind

Question 8

Which shows a correct transfer of energy?

Accepted Answer

sun - grass - rabbit - snake - hawk

Answer

grass - sun - rabbit - snake - soil

Answer

water - rabbit - flower - hawk - ants

Answer

worm - rabbit - snake - hawk - clouds

Question 9

What best describes a food web?

Accepted Answer

A combination of food chains.

Answer

A less complex food chain.

Answer

A more complex food chain that shows how orgainsm digest food.

Answer

A single food chain.

Question 10

Which includes all biotic factors?

Accepted Answer

plants, animals, fungi

Answer

rock, soil, air

Answer

water, air, soil

Answer

bacteria, viruses, water

Question 11

The aquarium water and air pumped into the aquarium provide what component of an ecosystem?

Accepted Answer

abiotic

Answer

biotic

Answer

competition

Answer

ebiotic

Question 12

Daylight hours are decreased in winter. How does this affect the rate of photosynthesis?

Accepted Answer

The rate of photosynthesis decreases.

Answer

The rate of photosynthesis increases.

Answer

The rate of photosynthesis stays the same.

Answer

The rate of photosynthesis remains the same.

Question 13

The brown bears by the river are

Accepted Answer

biotic organisms that catch living fish in the river.

Answer

an example of competition.

Answer

abiotic organisms that breathe the non-living air.

Answer

examples of producers that absorb the living sunlight.

Question 14

Grasshoppers get their energy from (Choose all that apply)

Accepted Answer

Grasses

Accepted Answer

Grains

Answer

Birds

Answer

Foxes

Question 15

A mouse population lives in an area with limited resources. The main predators of the mice leave the area. What will happen to the mice population?

Accepted Answer

It will increase to certain point, then stay the same

Answer

It will continue to increase as long as there are no new predators in the area.

Answer

It will decrease to a certain level, then stay the same.

Answer

It will increase forever

Question 16

Which of these is NOT a away that human construction of new cities can lead to extinction?

Accepted Answer

Construction of cities can create new food sources.

Answer

Construction of cities can cause devastating destruction to natural habitats.

Answer

Construction of cities can cause pollution to the enviorments.

Question 17

Some believed that rhinoceros horns could be used as medicine when ground up. How did this belief most likely cause the rhino to go extinct?

Accepted Answer

Hunters killed all of the rhinos to get their horns.

Answer

Humans destroyed the rhino's habitat.

Answer

Humans destroyed the rhino's food source.

Answer

Hunters killed all of the rhino young for leather.

Question 18

Which materials are harmful to organisms and their environment? (Choose all that apply.)

Accepted Answer

hazardous substances

Accepted Answer

nuclear waste

Answer

organic vegetables

Answer

solid waste

Question 19

Animals are losing their habitats to deforestation. How could humans help save their environment?

Accepted Answer

by planting many new trees

Answer

by cutting down more trees

Answer

by building more roads in the area

Answer

by increasing pollution in the area.

Question 20

The more living requirements that two different species have in common in an environment, the more intense ______________ they will have.

Accepted Answer

competition

Answer

commensalism

Answer

parasitism

Answer

buddhism

Question 21

what is an omnivore?

Accepted Answer

a meat and plant eater

Answer

a meat-eater

Answer

a plant-eater

Question 22

When two organisms compete in an ecosystem,

Accepted Answer

there is one resource that is required by both organisms.

Answer

only one organism benefits from the interaction.

Answer

the organisms have a predator-prey relationship.

Answer

there is a parasitic relationship between the organisms.

Question 23

Which BEST explains what would happen if decomposers disappeared in an ecosystem?

Accepted Answer

the ecosystem would be overrun with dead matter.

Answer

everything would stop functioning immediately.

Answer

everything would function normally.

Answer

the ecosystem would become cleaner

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