Middle School Science Review

A kitchen sink (not the faucet) would best represent which part of a river basin?

• An estuary

• A delta

• A watershed

• A meander

Answer explanation

Watershed collects water and sends it to a central, low point.

Tags

NGSS.MS-ESS2-4

Headwaters are to Mountains as Estuaries are to ________.

• Mouth

• Watershed

• Meander

• Headwaters

Answer explanation

Estuaries are found near the mouth of a river

Which of the following is a renewable resource?

• Coal

• Minerals

• Petroleum (oil)

• Sunlight (solar)

Why do some power plants use fossil fuels to make electricity?

• Fossil fuels are better for the environment

• Fossil fuels slow down global climate change

• Fossil fuels are less expensive than other power sources

• Fossil fuels are renewable

Tags

NGSS.HS-ESS3-2

What would explain why Asian elephants and African elephants have diverged into two different species?

• overhunting

• volcanic activity

• extinction of the dinosaurs

• splitting up of Pangaea

Tags

NGSS.MS-ESS2-3

NGSS.MS-LS4-2

After a drought, a farmer discovers that some of his wheat crop has survived. What best explains this?

• They had larger leaves to do more photosynthesis

• They had smaller roots

• They had different genetic variations that caused them to be resistant to droughts

• They had taller stems to reach more of the sunlight

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-4

NGSS.MS-LS4-4

Which best explains why the birds evolved with differently shaped beaks?

• They interbred with each other.

• Some birds had defective gene pools.

• All of the birds ate the same type of food.

• They adapted to eating different types of food.

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-4

Which organisms perform Respiration?

• Animals

• Plants

• Bacteria

• Fungi

What is an ingredient in respiration?

• Oxygen

• Carbon dioxide

• Energy (ATP)

• Water

Where In a cell does respiration take place?

• chloroplasts

• mitochondria

• ribosomes

• midichlorians