oxygen -carbon recycle

Which answer best defines organisms?

• a gas in the atmosphere that plants use during the process of photosynthesis
• living things
• tiny holes in the leaves of a plant that allow gases to enter or leave a plant
• plant parts that hold a plant in place and take in water and nutrients

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-5

Which answer best defines chlorophyll?

• the green substance in plant leaves that captures energy from the sun 
• living things
• a gas in the atmosphere that plants use during the process of photosynthesis
• the process in which plants use energy from

Which answer best defines carbon dioxide?

• A gas in the atmosphere that animals breathe to survive
• a green substance in plant leaves that captures energy fro the sun
• The process in which plants use energy fro the sun to make their own food
• a gas in the atmosphere that plants use during the process of photosynthesis

Tags

NGSS.MS-LS1-6

Stomata is best defined as

• tiny holes in the leaves of a plant that allow gases to enter or leave the plant
• a gas in the atmosphere that plants use during the process of photosynthesis
• Plant parts that hold a plant in place and takes in water and nutrients
• living things

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

The carbon dioxide-oxygen cycle is best defined as-

• the process in which plants use energy from the sun to make their own food
• a green substance in plant leaves that captures energy from the sun
• living things
• the movement of carbon dioxide and oxygen between organisms and the air

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

NGSS.MS-LS2-4

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

When humans burn fossil fuels, most of the carbon quickly enters the                       as carbon dioxide.

• Water
• Atmosphere
• Sun
• Air

Tags

NGSS.HS-ESS2-6

Which one of these does not add CO2 to the atmosphere?

• cooking with gas
• planting trees
• burning wood
• riding in a bus

Tags

NGSS.HS-LS2-5

Combustion is another word for _______________.

• a train
• a bus
• a dog
• burning

Tags

CCSS.RI.7.4

CCSS.RI.8.4

CCSS.RL.7.4

CCSS.RL.8.4

CCSS.RL.9-10.4