Cycles of Matter | 934 plays

1.

Multiple Choice

30 sec

1 pt

What is another name for evaporation of water through the leaves of plants?

Transpiration

Condensation

Precipitation

Percolation

2.

Multiple Choice

30 sec

1 pt

Which of the following best explains why matter must travel through cycles?

There is an unlimited amount of matter in the universe, so it can take on any form at any time

There is a fixed amount of matter in the universe, so it must take on different forms at different times

3.

Multiple Choice

30 sec

1 pt

You need water, carbon, and nitrogen to build _____, which are the building blocks of proteins!

Cells

Nucleotides

Amino Acids

Phosolipids

4.

Multiple Choice

30 sec

1 pt

Approximately what percentage of Earth is covered in water?

20%

50%

70%

85%

5.

Multiple Choice

30 sec

1 pt

Approximately what percentage of water is available to us as drinking water?

75%

40%

10%

Less than 2%

6.

Multiple Choice

1 min

1 pt

What is the process by which the surface of a liquid absorbs enough energy to change into a gas?

Percolation

Evaporation

Condensation

Precipitation

7.

Multiple Choice

1 min

1 pt

What is the process by which a gas changes to a liquid?

Percolation

Evaporation

Condensation

Precipitation

8.

Multiple Choice

1 min

1 pt

Rain, sleet, snow, and hail are all forms of _____.

Percolation

Evaporation

Condensation

Precipitation

9.

Multiple Choice

30 sec

1 pt

When water travels through the soil, and eventually collects as groundwater, this is known as _____.

Percolation

Evaporation

Condensation

Precipitation

10.

Multiple Choice

30 sec

1 pt

Ultimately, what drives the water cycle process?

Solar (sun) energy

Chemical energy

Heat from the Earth's core

Cold fronts and warm fronts

11.

Multiple Choice

30 sec

1 pt

Approximately 78% of the Earth's atmosphere is made up of ____.

Oxygen

Water

Carbon Dioxide

Nitrogen

12.

Multiple Choice

30 sec

1 pt

Which of the following best explains why nitrogen fixation must take place?

Atmospheric nitrogen is unusable to plants and animals

Nitrogen must be returned to the atmosphere

Animals must breathe in nitrogen

Nitrogen gets "stuck" in the soil and must be untrapped

13.

Multiple Choice

30 sec

1 pt

Which of the following best explains how lightning is capable of nitrogen fixation?

Lightning hits the soil and activates the nitrogen fixing bacteria

The lightning energy causes free nitrogen atoms to bond

The lightning energy blasts nitrogen molecules apart

14.

Multiple Choice

30 sec

1 pt

Which of the following is NOT a method capable of nitrogen fixation?

Elimination

Lightning

Bacteria

Human Factories

15.

Multiple Choice

30 sec

1 pt

Many nitrogen fixing bacteria are found in the roots of plants. The plants receive fixed nitrogen and the bacteria receive nutrients from the plant. This is an example of which type of symbiotic relationship?

Competition

Mutualism

Parasitism

Commensalism

16.

Multiple Choice

30 sec

1 pt

What process returns nitrogen back to the atmosphere?

Nitrogen fixation

Elimination

Denitrification

Digestion

17.

Multiple Choice

30 sec

1 pt

What is the overall purpose of photosynthesis?

To use energy from the sun to produce food for the plant

To use energy from the sun to produce oxygen for animals to breathe

To break down food in order to produce energy (ATP)

To break down food in order to produce carbon dioxide

18.

Multiple Choice

30 sec

1 pt

What is the overall purpose of cellular respiration?

To use energy from the sun to produce food for the plant

To use energy from the sun to produce oxygen for animals to breathe

To break down food in order to produce energy (ATP)

To break down food in order to produce carbon dioxide

19.

Multiple Choice

30 sec

1 pt

Using the image, how does carbon enter the biotic environment?

Cellular Respiration

Photosynthesis

Decomposition

Combustion of fossil fuels

20.

Multiple Choice

30 sec

1 pt

Using the image, which of the following is NOT a way carbon returns to the atmosphere?

Cellular Respiration of plants

Photosynthesis

Cellular Respiration of animals

Combustion of fossil fuels

21.

Multiple Choice

30 sec

1 pt

Which of the following best explains the idea behind "global warming"?

There is not enough carbon being put back into the atmosphere, trapping solar heat.

Photosynthesis is taking place more than ever, trapping solar heat.

Humans have put too much carbon dioxide back into the atmosphere, trapping solar heat

22.

Multiple Choice

30 sec

1 pt

What makes the phosphorus cycle most different from the other nutrient cycles?

Phosphorus ends up in the soil

It has a long term (inorganic) part and a short term (organic) part

Decomposed plants and animals release phosphorus back into the environment

Phosphorus is naturally in an unusable form and must be "fixed" in order to be used

23.

Multiple Choice

30 sec

1 pt

How have humans affected the phosphorus cycle?

By burning too many fossil fuels

By cutting down too many trees

By using fertilizers on plants

By eliminating decomposers

24.

Multiple Choice

30 sec

1 pt

Which of the following is NOT a reason phosphorus is an important nutrient?

There are 3 phosphorus molecules present in every ATP

Phosphorus is used to make glucose which plants and animals need to perform cellular respiration

Phosphorus is an essential component of cell membranes and help create the phospholipid bilayer

All DNA nucleotides are composed of a sugar, a nitrogen base, and a phosphate molecule

25.

Multiple Choice

30 sec

1 pt

The phosphorus cycle includes weathering and erosion.

True

False

Explore this activity with a free account