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100

This is the process producers use to convert sunlight into sugar molecules (glucose).

  • Photosynthesis
100

This is an organism that makes its own food through photosynthesis

  • producer
100

Bacteria and fungi are both detritovores.

  • FALSE, Decomposers
100

This is a linear sequence in which energy is transferred from one organism to the next as each organism eats another organism.

Food chain

100

What is the quality of carbonates that make up the hard parts of bones and shells?

  • They do not break down easily
200

fungi, plants, and algae are all organisms that undergo photosynthesis.

  • False
200

Which of the following is an example of secondary consumers?

  • snake
200

Crabs, mites, earthworms, and butterflies eat the remains of dead plants and animals, thus they are called this type of organism.

  • Detritivore
200

How much energy is available to the next trophic level?

10%

200

These are carbon compounds stored in the bodies of organisms that died millions of years ago.

  • All of the above
300

These are the products of photosynthesis.

  • Oxygen and glucose
300

What is the process called when bacteria converti hydrogen sulfide into energy?

  • Chemosynthesis
300

This is the process of breaking down glucose to yield energy.

  • Cellular respiration
300

Which organisms are you likely to see fewer of on an energy pyramid.

Tertiary consumers

300

What is the purpose of carbon sequestration?

  • Reduce the amount of atmospheric CO2
400

In the Carbon cycle, where do producers get their carbon?

  • atmosphere
400

All of the following are herbivores except which option?

  • owl
400

What was the main problem with the pesticide DDT?

  • This pesticide became more concentrated as it moved up the food chain.
400

Are there three types of carbon cycles?

Two, long and short

400

Why do we rely on nitrogen-fixing bacteria?

  • Nitrogen in our atmosphere can’t be used by organisms
500

These are the energy-rich molecules that organisms use to carry out daily activities.

  • Carbohydrates
500

You can tell the diet of an animal based on their…

teeth

500

How can we trace the transfer of energy as it travels through an ecosystem?

  • We can study food chains and webs
500

What are the elements that make up the short-term carbon cycle?

Photosynthesis and Cellular Respiration

500

Where are you likely to find nitrogen-fixing bacteria?

  • Nodules
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