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Nitrogen and Water Cycle Concepts

Nitrogen and Water Cycle Concepts

Assessment

Interactive Video

Biology

6th - 8th Grade

Practice Problem

Hard

Created by

Patricia Brown

FREE Resource

The video tutorial covers various ecological concepts, starting with trophic levels and food chains, explaining how energy is transferred in ecosystems. It then delves into food webs, highlighting the complexity of feeding relationships among animals. The concept of ecological pyramids is introduced, showing the distribution of matter and energy. The video also discusses cycles in nature, emphasizing the law of conservation of matter. It explains the water cycle, including condensation, evaporation, and precipitation, and the nitrogen cycle, detailing how nitrogen is converted for plant use.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a food web?

A single path of energy flow in an ecosystem

A list of all animals in an ecosystem

A complex network of feeding relationships

A diagram showing energy levels

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In an ecological pyramid, which group is found at the bottom?

Top carnivores

Primary consumers

Producers

Secondary consumers

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

According to the law of conservation of matter, what happens to matter?

It is neither created nor destroyed

It can be created and destroyed

It is constantly destroyed

It is constantly created

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What process involves water vapor turning into liquid on a cooler surface?

Transpiration

Precipitation

Condensation

Evaporation

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which process in the water cycle involves water vapor being released from plants?

Condensation

Evaporation

Precipitation

Transpiration

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT a part of the water cycle?

Precipitation

Evaporation

Condensation

Photosynthesis

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What percentage of the air is nitrogen?

10%

50%

78%

21%

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