Quiz about The Flow of Energy Drives the Cycling of Matter in Ecosystem

Question 1

Which organism is likely to be at the beginning of a food chain for a pond?

Accepted Answer

Green Algae

Answer

Sunfish

Answer

Freshwater shrimp

Answer

Paramecium

Question 2

What is indicated by the diagram?

Accepted Answer

Food web

Answer

Food chain

Answer

Food map

Answer

Food menu

Question 3

An organism that eats both plants and animals is known as a(n)

Accepted Answer

Omnivore

Answer

Carnivore

Answer

Herbivore

Answer

Decomposer

Question 4

What is the first source of energy for almost all food webs?

Accepted Answer

Sunlight

Answer

Plants

Answer

Mineral in the soil

Answer

Decomposers

Question 5

What organisms are at the bottom of an energy pyramid?

Accepted Answer

Producer

Answer

Consumer

Answer

Decomposer

Answer

Scavenger

Question 6

How much energy is passed on to each trophic level in an energy pyramid?

Accepted Answer

10%

Answer

90%

Answer

50%

Answer

80%

Question 7

Which organisms have the most available energy in an energy pyramid?

Accepted Answer

Producers

Answer

Consumers

Answer

Decomposers

Answer

Detritivores

Question 8

Where do crickets get their energy?

Accepted Answer

Cattails

Answer

Marsh Grass

Answer

Grasshoppers

Answer

Shrews

Question 9

If additional snakes are introduced into this ecosystem, there will most likely be an immediate decrease in the _________.

Accepted Answer

rabbit population

Answer

hawk population

Answer

wildflower population

Answer

grass population

Question 10

Energy CANNOT be...

Accepted Answer

Created or destroyed

Answer

Given to your friend

Answer

Lost to the environment as heat

Answer

transferred to the surroundings

Question 11

A producer is an organism that...

Accepted Answer

makes its own food

Answer

breaks down waste

Answer

eats other animals

Answer

a herbivore

Question 12

A consumer is an organism that...

Accepted Answer

eats other animals

Answer

breaks down waste

Answer

does photosynthesis

Answer

makes its own foods

Question 13

A food chain is?

Accepted Answer

A series of events in which one organism eats another and obtains energy.

Answer

Overlapping food chains in an ecosystem.

Answer

The amount of energy that moves from one feeding level to another in a food web.

Answer

biotic and abiotic factors in an area.

Question 14

Organisms that break down wastes and dead organisms and return the raw materials to the environment

Accepted Answer

Decomposer

Answer

Producer

Answer

Consumer

Question 15

The arrows in a food chain or web represent ...

Accepted Answer

They show the direction the energy is flowing between organisms.

Answer

They point to the organism that is being eaten.

Answer

It shows how sunlight flows within an ecosystem.

Answer

They represent how water is transferred within a habitat.

Question 16

Which cycle is shown in this diagram?

Accepted Answer

Carbon

Answer

Nitrogen

Answer

Phosphorus

Answer

Water

Answer

Oxygen

Question 17

Which cycle is shown in this diagram?

Accepted Answer

Nitrogen

Answer

Carbon

Answer

Phosphorus

Answer

Water

Answer

Oxygen

Question 18

Which cycle is shown in this diagram?

Accepted Answer

Water

Answer

Nitrogen

Answer

Carbon

Answer

Phosphorus

Answer

Oxygen

Question 19

What converts nitrogen gas into a usable form for plants and animals?

Accepted Answer

bacteria

Answer

rain

Answer

fungi

Answer

car exhaust

Question 20

Humans and animals can use nitrogen directly from the atmosphere (N₂).

Accepted Answer

False

Answer

True

Question 21

Earth's atmosphere is made up of how much nitrogen?

Accepted Answer

78%

Answer

60%

Answer

28%

Answer

98%

Question 22

What drives the water cycle, by providing the energy for water to evaporate?

Accepted Answer

The sun

Answer

The moon

Answer

A car

Answer

The earth

Question 23

What gas do leaves absorb during the day?

Accepted Answer

Carbon dioxide

Answer

Helium

Answer

Nitrogen

Answer

Hydrogen

Question 24

Energy is transferred through a food web.

Accepted Answer

True

Answer

False

Question 25

What is the water cycle?

Accepted Answer

the movement of 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 26

What comes after evaporation during the water cycle?
How does this occur?

Accepted Answer

Water vapor condenses and forms a  cloud

Answer

Water evaporates into water vapor

Answer

Water precipitates to the ground

Answer

Water runs down into the hydrosphere

Question 27

Carbon enters the soil through dead plant or animal matter.

Accepted Answer

Decomposition

Answer

Respiration

Answer

Photosynthesis

Answer

Diffusion

Question 28

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

Accepted Answer

True

Answer

False

Question 29

Carbon molecules cannot be created or destroyed

Accepted Answer

True

Answer

False

Answer

Not enough information to answer

Question 30

Organisms that break down dead plants & animals and release nitrogen back into atmosphere...

Accepted Answer

bacteria

Answer

plants

Answer

animals

Answer

producers

Question 31

Organisms that need nitrogen to survive

Accepted Answer

all living organisms

Answer

only plants

Answer

only animals

Answer

only bacteria

Question 32

What converts nitrogen gas into a usable form for plants and animals?

Accepted Answer

bacteria

Answer

rain

Answer

fungi

Answer

car exhaust

The Flow of Energy Drives the Cycling of Matter in Ecosystem

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