Quiz about Matter Cycles

Question 1

Deforestation is a big concern. What gas would trees stop producing when cut down?

Accepted Answer

oxygen

Answer

carbon dioxide

Answer

nitrogen

Answer

air

Question 2

Producers take in ______ and give off ______.

Accepted Answer

carbon dioxide, oxygen

Answer

oxygen, carbon dioxide

Answer

nitrogen, carbon dioxide

Answer

carbon dioxide, nitrogen

Question 3

Consumers take in _______ and give off _______.

Accepted Answer

oxygen, carbon dioxide

Answer

carbon dioxide, oxygen

Answer

oxygen, nitrogen

Answer

nitrogen, carbon dioxide

Question 4

True or False. Whenever an organism is photosynthetic, it gives off oxygen.

Accepted Answer

True

Answer

False

Question 5

When carbon dioxide and water are turned into sugar and oxygen, this process is taking place.

Accepted Answer

photosynthesis

Answer

cellular respiration

Answer

respiration

Answer

breathing

Question 6

If a plant contains no Chlorophyll, could it carry out photosynthesis and make its own food?

Accepted Answer

no, chlorophyll is needed to carry out photosynthesis

Answer

yes, all plants make their own food

Answer

only if they still have leaves

Answer

yes, chlorophyll is not needed to carry out photosynthesis

Question 7

A water plant bubbles to show its photosynthesizing. What does a plant need to do this?

Accepted Answer

light, water, and carbon dioxide

Answer

oxygen, water, and carbon dioxide

Answer

energy, sugar, and oxygen

Answer

glucose and oxygen

Question 8

True or False.Photosynthesis stores energy, and cellular respiration releases energy for cells.

Accepted Answer

True

Answer

False

Question 9

Why might there be more carbon dioxide in the atmosphere in the winter?

Accepted Answer

less photosynthesis

Answer

more photosynthesis

Answer

less cellular respiration

Answer

less burning of fossil fuels

Question 10

Which biological process would raise the levels of carbon dioxide in the atmosphere?

Accepted Answer

cellular respiration

Answer

evaporation

Answer

photosynthesis

Answer

combustion

Question 11

Other than cellular respiration, what other process may increase carbon dioxide levels?

Accepted Answer

an increase in the burning of fossil fuels

Answer

increased photosynthesis

Answer

increased temperature

Answer

decreased temperature

Question 12

Releasing energy and producing carbon dioxide describes what process?

Accepted Answer

cellular respiration

Answer

photosynthesis

Answer

autotrophic

Answer

glucose production

Question 13

How do carbon-based nutrients get in the soil?

Accepted Answer

bacteria break down molecules from animals

Answer

precipitation

Answer

from the atmosphere

Answer

delivered through the roots of plants

Question 14

What could happen when volcanic ash fills the air?

Accepted Answer

sunlight is blocked decreasing photosynthesis

Answer

plant growth flourishes

Answer

the carbon cycle speeds up

Answer

sunlight is blocked increasing photosynthesis

Question 15

Where do large trees get most of their mass?

Accepted Answer

the carbon dioxide in the atmosphere

Answer

the water in the ground

Answer

the oxygen in the atmosphere

Answer

the nutrients in the soil

Question 16

Which of these is NOT a carbon reservoir?

Accepted Answer

clouds

Answer

oceans

Answer

atmosphere

Answer

living things

Question 17

Photosynthesis, cellular respiration and decomposition all cycle ________.

Accepted Answer

carbon

Answer

phosphorous

Answer

nitrogen

Answer

water

Question 18

Which organism contains the most energy, a cow, a grasshopper, or the grass?

Accepted Answer

the grass

Answer

a cow

Answer

a grasshopper

Answer

they all contain the same amount

Question 19

True or False. The amount of available energy decreases with each transfer up the food chain.

Accepted Answer

True

Answer

False

Question 20

From where does all the original energy in an ecosystem come from?

Accepted Answer

the sun

Answer

the plants

Answer

the primary consumers

Answer

the animals

Question 21

As plants and animals grow in a closed terrarium, what wold be true of the overall mass?

Accepted Answer

the mass will remain the same

Answer

the mass will increase as the plants and animals grow

Answer

mass will decrease as the plants and animals eat the food

Answer

it depends

Question 22

What do we do with all the food that we eat?

Accepted Answer

it is used for energy and growth, stored, or pooped

Answer

it is all burned for fuel

Answer

it goes straight to fat

Question 23

If dead leaves decompose in a closed container, will the mass of the contents decrease?

Accepted Answer

the overall mass will remain the same as they convert

Answer

yes, they will lose mass as they decompose

Answer

no, they will gain mass as they decompose

Answer

as nutrients and gas are created the mass will increase

Question 24

Organisms that make their own food are called _________.

Accepted Answer

producers, or autotrophs

Answer

consumers, or autotrophs

Answer

consumers, or heterotrophs

Answer

producers, or heterotrophs

Question 25

Organisms that only eat the producers are called ________.

Accepted Answer

primary consumers

Answer

secondary consumers

Answer

heterotrophs

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Science