Benchmark 2 Prep

What are the living parts of an ecosystem called?

• Abiotic

• Biotic

• Nonliving

• Synthetic

Tags

NGSS.MS-LS2-3

What term describes the nonliving parts of an ecosystem?

• Biotic

• Abiotic

• Organic

• Synthetic

Tags

NGSS.MS-LS2-3

Which of the following is an abiotic factor?

• Plants

• Fungi

• Soil

• Animals

Tags

NGSS.MS-LS2-3

Which of these is not a biotic component?

• Bacteria

• Minerals

• Protists

• Fungi

What is the main difference between a population and a community?

• A population includes multiple species, a community does not

• A community includes multiple species, a population does not

• A population is larger than a community

• A community is smaller than a population

Which of the following can be a limiting factor?

• Unlimited food supply

• Abundant space

• Disease

• Constant sunlight

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

How do limiting factors affect a population?

• They increase the population size indefinitely

• They decrease the population size

• They have no effect on the population size

• They make the population size unpredictable

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What does "carrying capacity" refer to in an ecosystem?

• The maximum number of organisms an ecosystem can support with available resources.

• The minimum number of organisms needed for an ecosystem to survive.

• The average number of organisms in an ecosystem.

• The number of predators in an ecosystem.

Which of the following is an example of a scavenger?

• Cow

• Lion

• Turkey Vulture

• Elephant

What is an autotroph?

• An organism that gains energy from other animals

• An organism that can make its own food by any chemical process

• An organism that feeds on dead materials

• An organism that only eats meat

Tags

NGSS.MS-LS2-3