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Geochemical Cycles and Their Processes

Geochemical Cycles and Their Processes

Assessment

Interactive Video

Biology, Chemistry, Science

9th - 10th Grade

Practice Problem

Hard

Created by

Patricia Brown

FREE Resource

The video tutorial covers the geochemical cycles, focusing on the water, carbon, and nitrogen cycles. It explains the movement of matter through ecosystems, highlighting the importance of these cycles for life. The water cycle is driven by the sun and involves processes like evaporation and precipitation. The carbon cycle includes photosynthesis and combustion, while the nitrogen cycle relies heavily on bacteria for processes like nitrogen fixation. Human impacts, such as deforestation and pollution, are discussed in relation to each cycle.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are geochemical cycles also known as?

Carbon cycles

Nutrient cycles

Energy cycles

Water cycles

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT a main step in the water cycle?

Precipitation

Photosynthesis

Transpiration

Evaporation

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary driver of the water cycle?

Wind

Sun

Moon

Earth's rotation

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the carbon cycle, what process involves plants capturing CO2 to make sugar?

Decomposition

Photosynthesis

Respiration

Combustion

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a product of combustion?

Oxygen

Nitrogen

Carbon dioxide

Hydrogen

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What role do decomposers play in the carbon cycle?

Break down dead materials and return carbon to the soil

Capture CO2 from the atmosphere

Release oxygen into the atmosphere

Convert nitrogen into usable forms

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main form of nitrogen in the atmosphere?

N2

NO3

NH3

NO2

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