Oxygen Cycle

What is the Oxygen Cycle?

• A Chemical Cycle
• A Biogeochemical Cycle
• A Geochemical Cycle
• A Biochemical Cycle

Tags

NGSS.MS-LS2-3

What are all the main resevoirs?

• Lithosphere, Biosphere, and the Atmosphere
• Atmosphere, Biosphere, and the earth's crust
• Atmosphere and Biosphere
• Biosphere,and Lithosphere

Tags

NGSS.MS-ESS2-4

Which answer best defines photosynthesis?

• the movement of carbon dioxide and oxygen between organisms and the air
• Tiny holes in the leaves of a plant that allow gases to enter or leave the plant
• the process in which plants use energy from the sun to make their own food
• a gas in the atmosphere that plants use to make food

Tags

NGSS.MS-LS1-6

What gas is given off by a plant as a byproduct during photosynthesis?

• carbon dioxide
• nitrogen
• hydrogen
• oxygen

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

The main source of energy for all life comes from ____.

• the Earth
• the moon
• the sun
• the food we eat/make

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which answer best defines roots?

• a plant part that holds leaves up and moves water and nutrients throughout the plant
• plant part that hold a plant in place and take in water and nutrients
• a plant part that carries out photosynthesis to make food for the plant
• tiny holes in the leaves of a plant that allow gases to enter or leave the plant

Tags

NGSS.MS-LS2-1

What are the products (what's made) during photosynthesis?

• glucose and oxygen
• water, light, and carbon dioxide

Tags

NGSS.MS-LS1-6

What gas is released by plants during photosynthesis?

• sulfur
• carbon dioxide
• oxygen
• hydrogen

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Greenhouse Gases

• Absorb Heat
• Reflect Heat
• Create Heat
• Are Hot

Global average warming is the result of

• The Ozone Hole
• Natural Earth Climate Cycles
• A Human-Caused Increase in Greenhouse Gases
• Aliens

Tags

NGSS.MS-ESS3-5