Quiz about Ecosystems

Question 1

An individual living thing is a/an __________.

Accepted Answer

organism

Answer

habitat

Answer

ecosystem

Answer

population

Question 2

The place where an organism lives is its _________.

Accepted Answer

habitat

Answer

abiotic

Answer

ecosystem

Answer

community

Question 3

All of the nonliving parts of an ecosystem are _______.

Accepted Answer

abiotic

Answer

biography

Answer

biotic

Answer

biology

Question 4

All of the living and nonliving things in an area that interact with each other are called a/an ______.

Accepted Answer

ecosystem

Answer

community

Answer

habitat

Answer

population

Question 5

A group of different species that live together and interact in an environment are called a/an ________.

Accepted Answer

community

Answer

habitat

Answer

population

Answer

ecosystem

Question 6

Energy flow for an ecosystem starts with...

Accepted Answer

Sun

Answer

Moon

Answer

Neither

Question 7

The part of Earth where organisms can live.

Accepted Answer

biosphere

Answer

biotic factors

Answer

ecology

Answer

biology

Question 8

Organisms that make up the living part of an ecosystem.

Accepted Answer

biotic factors

Answer

abiotic

Answer

ecology

Answer

ecosystems

Question 9

Nonliving things found in an ecosystem.

Accepted Answer

abiotic factors

Answer

factories

Answer

factor trees

Answer

biotic factors

Question 10

The study of interactions in an ecosystem.

Accepted Answer

ecology

Answer

philosophy

Answer

scientology

Answer

biology

Question 11

A group of the same type of organisms living in the same place at the same time.

Accepted Answer

populations

Answer

threatened species

Answer

community

Answer

limiting factor

Question 12

A species that is in danger of becoming extinct.

Accepted Answer

endangered species

Answer

Threatened species

Answer

out of luck

Answer

do do birds

Question 13

A species that needs to be protected but is not in danger of becoming extinct.

Accepted Answer

threatened species

Answer

endangered species

Answer

sub species

Answer

special species

Question 14

Something that limits the size  of a population.

Accepted Answer

limiting factor

Answer

maxfactor

Answer

factor tree

Answer

the x factor

Question 15

Deserts, mountains, and rivers are all examples of ________.

Accepted Answer

ecosystems

Answer

vacation spots

Answer

tundra

Answer

wetlands

Question 16

Ecosystems are always______.

Accepted Answer

always changing

Answer

always balanced

Answer

never changing

Answer

never balanced

Question 17

The role of an organism in its ecosystem is called the organism's __________.

Accepted Answer

niche

Answer

hot roll

Answer

leading role

Answer

role of a lifetime

Question 18

Decomposers get their food by __________.

Accepted Answer

using dead organisms

Answer

making it themselves

Answer

eating live organisms

Answer

eating themselves

Question 19

In an ecosystem, producers and consumers are both __________.

Accepted Answer

biotic factors

Answer

very nice

Answer

cranky

Answer

abiotic factors

Question 20

Which is an abiotic factor that most limits the number of frogs living in a pond?

Accepted Answer

the temperature of the water

Answer

the color of the water

Answer

the number of predators

Answer

the populations of producers

Question 21

Field mice are the primary food source for horned owls in an area. Due to a drought, many field mice left the area. Which result would this drought most likely have on the horned owls?

Accepted Answer

Horned owls will follow the field mice to a different area.

Answer

The horned owl population will consume more field mice.

Answer

The horned owl population will increase in the area.

Answer

Horned owls will change to a plant-based diet.

Question 22

Which population would be most affected if there is a decrease in the population of aquatic insects?

Accepted Answer

frog

Answer

elk

Answer

moose

Answer

squirrel

Question 23

Which species are best able to occupy the same space?

Accepted Answer

those whose needs differ significantly from each other

Answer

those that eat the same foods

Answer

those that compete for the same resources

Answer

those that have a predator/prey relationship

Question 24

Deer are introduced into a grassland ecosystem and their population increases considerably. If the deer population continues to grow, which is the most likely outcome for the ecosystem?

Accepted Answer

Biodiversity would decrease, and sustainability would decrease.

Answer

Biodiversity would decrease, and sustainability would increase.

Answer

Biodiversity would increase, and sustainability would increase.

Answer

Biodiversity would increase, and sustainability would decrease.

Question 25

Which species would be most affected by the overfishing of Alaskan salmon?

Accepted Answer

bears

Answer

crayfish

Answer

lobsters

Answer

opossum

Question 26

A rainforest area is experiencing a severe drought. As a consequence, the insect population has decreased. What will the insect-eating birds most likely do as a result of the drought?

Accepted Answer

move to a new area to find food

Answer

stop searching for food until it begins to rain

Answer

begin reproducing to increase population

Answer

start the process of hibernation

Question 27

Which is an abiotic factor that would affect the growth of a population within an ecosystem?

Accepted Answer

the availability of water

Answer

the availability of producers

Answer

the type of herbivores present

Answer

the number of carnivores present

Question 28

Prairie dogs rely on underground tunnels for shelter. Which bestexplains how the prairie dog population is affected when their tunnels are disrupted and exposed?

Accepted Answer

The prairie dogs are exposed to predators

Answer

The prairie dogs are burned by the sun.

Answer

The prairie dogs can find more food to eat in the fields

Answer

The prairie dogs are forced to learn to live in trees and shrubs

Question 29

When an ecosystem is affected by loss of shelter, what happens to the populations in that ecosystem?

Accepted Answer

They can decrease or die out

Answer

They are usually not affected

Answer

They can readily adapt to the changes

Answer

The populations increase

Question 30

As populations grow, they tend to spread out into new territory. Which limiting factor is most likely to become an issue?

Accepted Answer

space

Answer

food

Answer

shelter

Answer

water

Question 31

Wildlife corridors are areas where wildlife can travel between two natural areas that are separated by urban development, such as highways. The development of wildlife corridors is an attempt to decrease the effect of which factor?

Accepted Answer

limited space

Answer

excess predators

Answer

limited shelter

Answer

excess water

Question 32

Which are located at the very BOTTOM of an energy pyramid?

Accepted Answer

producers

Answer

consumers - Level 1

Answer

consumers - Level 2

Answer

decomposers

Question 33

A relationship where both organisms benefit is called __________.

Accepted Answer

mutualism

Answer

commensalism

Answer

parasitism

Question 34

A relationship where one organism benefits and one organism is harmed is called __________.

Accepted Answer

parasitism

Answer

mutualism

Answer

commensalism

Question 35

A relationship where one organism benefits and one organism is unaffected is called __________.

Accepted Answer

commensalism

Answer

mutualism

Answer

parasitism

Question 36

Organisms that hunt other organisms for food are called __________.

Accepted Answer

predators

Answer

prey

Answer

producers

Answer

heterotrophs

Question 37

A bird in a tree watched as a lion stalked, attacked, and then ate a zebra. Which of these animals was the prey?

Accepted Answer

zebra

Answer

bird

Answer

lion

Answer

all of the above

Question 38

A bird hitches a free, safe ride on the back of a grey elephant. The elephant doesn't seem to mind and barely notices the bird. Which type of relationship is this?

Accepted Answer

commensalism

Answer

mutualism

Answer

parasitism

Question 39

Carnivores, herbivores, omnivores, and scavengers are all examples of __________.

Accepted Answer

consumers

Answer

producers

Answer

decomposers

Answer

abiotic factors

Question 40

A consumer?

Accepted Answer

Eats plants and other animals for energy

Answer

Makes its own food

Answer

Eats dead plants and animals

Answer

Buys toys for kids

Question 41

A decomposer?

Accepted Answer

Eats dead plants or animals and breaks down to put nutrients in the soil

Answer

Eats plants or other animals for food

Answer

Makes its own food

Answer

Machine that gathers trash

Question 42

A producer?

Accepted Answer

Makes its own food

Answer

Eats other plants and animals

Answer

Eats dead plants or animals

Answer

Makes toys for kids

Question 43

A consumer that hunts is called:

Accepted Answer

a predator.

Answer

a producer.

Answer

an omnivore.

Answer

a herbivore.

Question 44

Canopy

Accepted Answer

The very top of the forest.

Answer

The bottom, or ground, layer in a forest.

Answer

The layer between the ground and the tree tops.

Question 45

Plants in the desert are able to store__________ in their roots, stems and leaves.

Accepted Answer

water

Answer

evaporation

Answer

nocturnal

Answer

driest

Question 46

The cold biome of the far north is called the

Accepted Answer

artictc tundra

Answer

Northern

Answer

Pole

Question 47

All living things need _________ and _________ factors to survive.

Accepted Answer

biotic and abiotic

Answer

food and plants

Answer

sunlight and good weather

Answer

cans of tuna and water

Question 48

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 49

An animal that eats only plants.

Accepted Answer

herbivore

Answer

scavenger

Answer

omnivore

Answer

carnivore

Question 50

An animal that eats both plants and animals.

Accepted Answer

omnivore

Answer

carnivore

Answer

herbivore

Answer

scavenger

Question 51

An animal that eats only meat.

Accepted Answer

carnivore

Answer

herbivore

Answer

omnivore

Answer

scavenger

Question 52

Organisms that breakdown all the dead plants and animals and their waste and are converted into nutrients for plants.

Accepted Answer

decomposers

Answer

carnivores

Answer

consumers

Answer

producers

Question 53

All the green plants that provide the energy for consumers.

Accepted Answer

producers

Answer

consumers

Answer

decomposers

Answer

herbivores

Question 54

A diagram that shows the transfer of energy from one organism to another (who is eaten by what).

Accepted Answer

food chain

Answer

ecosystem

Answer

environment

Answer

food web

Question 55

A diagram that shows the transfer of energy in an ecosystem by using several food chains.

Accepted Answer

food web

Answer

ecosystem

Answer

environment

Answer

food chain

Question 56

In an Energy Pyramid, the most energy is located...

Accepted Answer

at the bottom

Answer

at the top

Answer

in the middle

Answer

in the center

Question 57

A series of events in which one organism eats another and obtains energy is called a

Accepted Answer

food chain

Answer

ecosystem

Answer

food web

Answer

Pokemon (Gotta Catch 'Em All!)

Question 58

Which organism is a primary producer?

Accepted Answer

phytoplankton

Answer

krill

Answer

copepods

Answer

carnivorous plankton

Question 59

In the energy pyramid below, which organism has the least amount of energy available?

Accepted Answer

Top Predator

Answer

Producers

Answer

Herbivores

Answer

Carnivores

Ecosystems

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