Oxygen Cycle Study Guide

Around how much of the human body is composed of oxygen?

• 10%

• 25%

• 90%

• 65%

What other element cycle is the oxygen cycle most interconnected with?

• nitrogen cycle

• carbon cycle

• water cycle

• element cycle

Tags

NGSS.MS-ESS2-1

Which of the following processes produces oxygen in the oxygen cycle?

• respiration

• decomposing

• oxidation

• sunlight

Tags

NGSS.MS-LS1-6

Which of the following processes used oxygen through the burning of fuels like wood and coal?

• respiration

• decomposing

• oxidation

• combustion

Which of the following processes uses oxygen through the matter of dead plants and animals?

• oxidation

• combustion

• decomposition

• respiration

Which of the following processes uses oxygen when things rust?

• decomposition

• oxidation

• respiration

• combustion

Tags

NGSS.MS-PS1-2

Which of the following processes uses oxygen through the breathing of animals?

• respiration

• decomposing

• oxidation

• combustion

Tags

NGSS.MS-LS1-7

In which of the following processes do plants produce oxygen from carbon dioxide, water, and sunlight?

• respiration

• oxidation

• photosynthesis

• combustion

Tags

NGSS.MS-LS1-6

Unlike land animals, fish breathe hydrogen and not oxygen.

• True

• False

What tiny plants live near the surface of the ocean and produce lots of oxygen?

• seaweed

• phytoplankton

• cyclothones

• coral

Tags

NGSS.MS-LS1-6