Biology CLEP

What is composed of several food chains in an ecosystem that intersect and depend on one another?

• niche

• feeding level

• energy pyramid

• food web

Tags

NGSS.MS-LS2-3

What is the ultimate source of energy in any food chain?

• the sun

• producers

• consumers

• decomposers

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which organisms can be found at the first, or lowest, trophic level?

• herbivores

• carnivores

• heterotrophs

• autotrophs

Which situation is a biotic factor operating within an ecosystem?

• the kind of climate in a given region

• carnivores that eat other animals

• the concentration of hydrogen gas in the air

• the rate of water flow in a body of water

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-2

A certain plant needs moisture, carbon dioxide, oxygen light, and minerals to survive. This scenario shows that a living organism depends on

• biotic factors

• abiotic factors

• symbiotic relationships

• carnivore-herbivore relationships

Tags

NGSS.MS-LS2-1

NGSS.MS-LS1-5

During a long period when there is no rainfall, a mountain lion may temporarily leave its usual hunting territory to drink from a farm pond. To what is this behavior probably due?

• its need to find different foods to eat

• the change in an abiotic factor in its environment

• its need to find a new habitat

• the change in a biotic factor in its environment

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

What is an example of a biotic factor?

• water

• grass

• soil

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-2

The maintenance of an organism’s internal environment is called:

• compensating

• homeostasis

• balancing

• routine

How many characteristics of life must an organism exhibit to be considered a living thing?

• All of them

• Some of them

• At least three

• At least one.

If your teacher asks you to move a microscope to table, how do you carry it?

• by the body tube and the eyepiece

• with one hand

• one hand on the arm and the other under the base

• with one hand on the base and the other on the eyepiece.