Quiz about Matter Cycling

Question 1

Is glucose (C₆H₁₂O₆) a reactant (raw material) or product of photosynthesis?

Accepted Answer

Product

Answer

Reactant

Answer

Neither

Question 2

What causes the water and carbon dioxide molecules to break apart inside plants?

Accepted Answer

light

Answer

electricity

Answer

oxygen

Answer

glucose

Question 3

During the Carbon Cycle...

Accepted Answer

all of the above.

Answer

carbon is stored in the soil.

Answer

carbon is stored in plants.

Answer

carbon is stored in the atmosphere.

Question 4

Which of the following is NOT true about systems that cycle matter?

Accepted Answer

Some matter is destroyed as it cycles through the environment.

Answer

Living things play a role in the cycling of matter.

Answer

Matter is not created as it cycles through the environment.

Answer

Matter is constantly cycling through the environment.

Question 5

Students designed an experiment to model the carbon cycle. The students combined water & carbon dioxide-producing disks in a sealed flask. The flask represented earth's atmosphere, and the lamp represented the sun.

Which component can be added to the flask to reduce the concentration of carbon dioxide in the model atmosphere created by the discs?

Accepted Answer

Plants to absorb carbon in the process of photosynthesis.

Answer

Bacteria to use carbon during nitrification.

Answer

Snails to use carbon through cellular respiration.

Answer

Mushrooms to absorb carbon during decomposition.

Question 6

_______________________ converts nitrogen into a form that plants can absorb.

Accepted Answer

Nitrogen fixing bacteria

Answer

Denitrifying bacteria

Answer

Decomposers

Question 7

How do animals obtain nitrogen stored in plants?

Accepted Answer

They eat the plants

Answer

Denitrifying bacteria

Answer

Nitrogen fixing bacteria

Answer

Directly from the atmosphere

Question 8

The Law of Conservation of Mass (Matter)

Accepted Answer

Matter con not be created or destroyed.

Answer

Do not use too much mass.

Answer

Energy flows through an ecosystem.

Answer

Matter moves through an ecosystem.

Question 9

This image shows the _________ cycle.

Accepted Answer

Nitrogen

Answer

Carbon

Answer

Oxygen

Answer

Water

Question 10

Precipitation is...

Accepted Answer

water that falls from clouds.

Answer

water that changes from a gas to a liquid.

Answer

water that changes from a liquid to a gas.

Answer

water that goes up to the atmosphere.

Question 11

What is the function of bacteria in the Nitrogen Cycle?

Accepted Answer

They return nitrogen to the system.

Answer

They prevent nitrogen from harming the plants.

Answer

They remove nitrogen from the soil.

Answer

They remove oxygen from the soil.

Question 12

What is the primary role of decomposers in the cycling of matter?

Accepted Answer

Breaking down dead organisms to release nutrients

Answer

Producing oxygen through photosynthesis

Answer

Fixing nitrogen in the soil

Answer

Absorbing carbon dioxide from the atmosphere

Question 13

Which process in the water cycle involves the conversion of water vapor into liquid water?

Accepted Answer

Condensation

Answer

Evaporation

Answer

Precipitation

Answer

Transpiration

Question 14

In the carbon cycle, which process is responsible for removing carbon dioxide from the atmosphere?

Accepted Answer

Photosynthesis

Answer

Respiration

Answer

Combustion

Answer

Decomposition

Question 15

What is the main source of energy that drives the water cycle?

Accepted Answer

Sunlight

Answer

Wind

Answer

Earth's core

Answer

Moon's gravity

Question 16

Which of the following is a key component of the nitrogen cycle?

Accepted Answer

Nitrogen fixation

Answer

Photosynthesis

Answer

Evaporation

Answer

Carbon sequestration

Question 17

How do plants contribute to the carbon cycle?

Accepted Answer

By absorbing carbon dioxide during photosynthesis

Answer

By releasing carbon dioxide during photosynthesis

Answer

By fixing nitrogen in the soil

Answer

By decomposing organic matter

Question 18

What is the role of transpiration in the water cycle?

Accepted Answer

It releases water vapor from plants into the atmosphere

Answer

It converts liquid water into water vapor

Answer

It forms clouds from water vapor

Answer

It precipitates water back to the earth

Question 19

Which element is cycled through the processes of photosynthesis and respiration?

Accepted Answer

Carbon

Answer

Nitrogen

Answer

Oxygen

Answer

Hydrogen

Question 20

What is the significance of the phosphorus cycle in ecosystems?

Accepted Answer

It is essential for the formation of DNA and RNA

Answer

It provides energy for cellular processes

Answer

It regulates the Earth's temperature

Answer

It controls the water cycle

Question 21

Which human activity is most likely to disrupt the nitrogen cycle?

Accepted Answer

Use of synthetic fertilizers

Answer

Burning fossil fuels

Answer

Deforestation

Answer

Overfishing

Question 22

In the context of matter cycling, what does the term 'biogeochemical cycle' refer to?

Accepted Answer

The cycling of chemical elements between living and non-living components of the Earth

Answer

The movement of water through the environment

Answer

The flow of energy through an ecosystem

Answer

The process of photosynthesis

Question 23

What role do oceans play in the carbon cycle?

Accepted Answer

They absorb carbon dioxide from the atmosphere

Answer

They are a major source of carbon emissions

Answer

They convert carbon dioxide into oxygen

Answer

They release carbon dioxide during photosynthesis

Question 24

Which of the following best describes the process of nitrogen fixation?

Accepted Answer

Conversion of nitrogen gas into ammonia

Answer

Conversion of ammonia into nitrogen gas

Answer

Release of nitrogen gas from the soil

Answer

Absorption of nitrogen gas by plants

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