Unit 6 Review Science

Which of the following does a plant use in the process of photosynthesis?

• oxygen, sugar, and water

• sunlight, oxygen, and sugar

• water, carbon dioxide, and sunlight

• carbon dioxide, sugar, and sunlight

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which is an example of a producer?

• a caterpillar

• a robin

• a tree

• a worm

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of these is a decomposer?

• bread

• heat

• mold

• water

Some organisms break down dead things for food. Which word describes these organisms?

• consumers

• decomposers

• herbivores

• producers

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

How are decomposers like consumers?

• They provide energy to producers

• They must capture prey in order to survive.

• They can make their own energy from sunlight.

• They get their energy from producers or other consumers

Tags

NGSS.MS-LS2-3

In the carbon dioxide-oxygen cycle, which organisms take in carbon dioxide and release oxygen as part of the process of making food?

• animals

• consumers

• plants

• plants and animals

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is the primary source of energy for a producer?

• carbon dioxide

• oxygen

• soil

• sunlight

Tags

NGSS.MS-LS1-6

People can be part of a food chain. What is the role of people in a food chain?

• carnivore

• consumer

• producer

• decomposer

Tags

NGSS.MS-ESS3-4

Why is an energy pyramid drawn in the shape of a pyramid?

• The higher the level is, the fewer the animals.

• The higher the level is, the larger the organism

• The higher the level is, the more important the animal

• The higher the level is, the more sucessful the predators.

Tags

NGSS.MS-LS2-3

At each level of an energy pyramid, 90% of the energy received from the lower level is used for life processes. Only 10% is stored and can be passed up to the next level. Which of the following statements is correct?

• One snake can feed many hawks.

• Hawks should eat grass to obtain the most energy.

• There must be the same number of plants as animals.

• Producers are the most numerous group of organisms.

Tags

NGSS.MS-LS2-3