Benchmark 1 Practice

Which of the hints given is not one of the "Three R's" of conservation?

• Wash and reuse plastic bottles.

• Rotate types of fossil fuels used.

• Reduce use of gasoline and oil.

• Collect and recycle aluminum cans.

Based on the table, which sentence correctly classifies the ecosystems?

• Ecosystems 1 and 2 are forest ecosystems.

• Ecosystems 1 and 2 are grassland ecosystems.

• Ecosystem 1 is a grassland ecosystem, and Ecosystem 2 is a forest ecosystem.

• Ecosystem 1 is a forest ecosystem, and Ecosystem 2 is a grassland ecosystem.

The image shows the parts of a food chain. Which food chain best shows the direction of energy flow?

• 
• 
• 
• 

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which organism can produce its own food?

• A caterpillar

• B groundhog

• C fish

• D moss

Tags

NGSS.MS-LS1-6

What type of plant is common in this environment?

• cactus

• grass

• moss

• tree

Why are green plants important to animals?

• They release carbon dioxide and take in food from the environment.

• They take in both food and carbon dioxide from the environment.

• They use oxygen to produce food and release carbon dioxide.

• They use carbon dioxide to produce food and release oxygen.

Tags

NGSS.MS-LS1-6

The year after a hurricane knocked down many trees in Mrs. Whitfield’s yard, she noticed that her lawn was much greener. What is the most likely reason for this?

• The trees were blocking the sunlight from reaching the grass.

• The trees' leaves were absorbing the rain so the grass got too little moisture.

• The trees created a habitat for insects that were damaging to the grass.

• The trees' leaves covered the grass when they fell in autumn.

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

In which group are all of the species consumers?

• grain, carrot, and grass

• owl, fox, and bird

• carrot, rabbit, and fox

• grass, grasshopper, and bird

Tags

NGSS.MS-LS2-3

If the sunlight stopped shining on the ecosystem, what would most likely happen after one month?

• Everything would continue to grow.

• The fish would die, but everything else would continue to grow.

• The green plants would die, but everything else would continue to grow.

• Everything would die.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

NGSS.MS-LS2-4

A logging company has cut down trees to use the lumber for building homes and making paper. Which best describes how this impacts the forest environment?

• The clear cutting decreases the rate of erosion of the soil.

• The clear cutting decreases pollution on the land.

• The clear cutting decreases the size of the habitat for the forest wildlife.

• The clear cutting decreases the sunlight for the land.

Tags

NGSS.MS-ESS3-3

NGSS.MS-LS2-1

NGSS.MS-LS2-4