Which of these is not true about all organisms?

• all living things have many cells
• all living things need water
• all living things respond to stimuli
• all living things reproduce

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-8

What would happen to the bird if the green fish died out?

• the bird population would grow

• the bird population would die out

• the smaller fish will die out

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

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.MS-LS1-6

How does the carbon in grass become part of a lion?

• The lion eats the grass
• Carbon from grass doesn't end up in a lion. 
• The carbon ends up in the lion's food chain. 
• The lion breathes in carbon given out by the plant

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which is a true statement?

• Humans depend on oxygen, plants depend on carbon dioxide

• Plants produce carbon dioxide

• Humans depend on carbon dioxide, plants depend on oxygen

• Humans don't depend on plants for the air they need

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of the following macromolecules can NOT be made from the elements (C,H,O) found in a sugar (glucose) molecule?

• Starch

• Lipid

• complex carbohydrate

• protein

The element _______is found in all of the organic compounds.

• Iron
• Nitrogen
• Carbon
• Oxygen

Tags

NGSS.MS-PS1-1

What is the primary function of carbohydrates in your body?

• Speed up chemical reactions.
• Give immediate energy.
• Help to store energy.
• Build cell walls in plants.

Tags

NGSS.MS-LS1-7

What causes competition to occur in an environment?

• Good conditions make resources plentiful.

• Organisms struggle for a limited resource.

• Members of a population have different roles.

• A population falls below the environment’s carrying capacity.

Tags

NGSS.MS-LS2-1