Review
Vocabulary
Chemical processes
Energy Pyramid
Carbon Cycle
100

The organism that introduces energy into an ecosystem.

Producer

100

A cycle that shows how carbon enters the atmosphere, living organisms, and the ground.

The carbon cycle

100

Components that go into a chemical process

Reactants
100

Where do you find tertiary consumers?

At the top

100

How animals put carbon back into the air.

Respiration

200

The cycle that shows how nitrogen enters the ground to provide nutrients for producers.

The nitrogen cycle

200

What is energy? 

A. the ability to do work

B. anything that has mass

C. anything that takes up space

D. the ability to conduct current

A

200

Components that result from a chemical process

Reactants

200

Which one of these are a tertiary consumer? 

A. frog

B. redwood tree

C. great white shark

D. athlete's foot fungus

C
200

How plants put carbon back into the air.

Respiration

300

What organism provides more than 70% of our Earth's oxygen?

Phytoplankton

300

How organisms can breathe underwater.

Gills

300

What products of photosynthesis are starting materials for cellular respiration?

Glucose and oxygen

300

Which row has the most energy?

Producers or bottom row

300

The burning of fossil fuels.

Combustion

400

What type of producer takes energy from the sun?

Autotroph

400

How animals can breathe above water.

Lungs

400

What happens to glucose inside a cell during cellular respiration?

The cell uses oxygen to break down glucose

400

Where do decomposers belong?

Below producers or above tertiary consumers (very bottom or very top)

400

How consumers take carbon from producers.

Eating, consuming

500

What type of producer takes energy from chemicals coming from thermal vents at the bottom of the ocean?

Chemotroph

500

Process that uses living organisms to clean up environmental contaminants in soil, water, and other environments. 

Bioremediation

500

Cellular respiration is the process by which cells break down sugars and oxygen to create carbon dioxide, water, and energy. A scientist observes an animal cell and concludes that cellular respiration has taken place. Which of these observations or evidence support the scientist's conclusion. Select all that apply. 

A. Sugar is consumed

B. Glucose is increased

C. Oxygen is consumed

D. Water levels are constant

E. Carbon dioxide is produced

F. Mitochondria are found in the cell

A, C, E, F

500

If the population of the top row of the pyramid were to decrease, how would populations in other levels of the energy pyramid likely change?

They would grow

500

Organic matter which did not decompose over a long period of time.

Fossil fuels

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