Standardized Test Practice

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* Parti T Multiple Choice

Record your answers on the answer sheet provided by your teacher or on a sheet of paper.

1. The abiotic factor that provides energy for nearly all life on Earth is

2. Which of the following is characteristic of places at high elevations?

A. fertile soil

B. fewer molecules in the air

C. tall trees

D. warm temperatures

Use the diagram below to answer questions 3 and 4.

3. The air at point C is

C. moist and warm.

D. moist and cool.

4. The air at point A is

C. moist and warm.

D. moist and cool.

5. What process do plants use to return water vapor to the atmosphere?

A. transpiration C. respiration

B. evaporation D. condensation

6. Clouds form as a result of what process?

A. evaporation C. respiration

B. transpiration D. condensation

Use the illustration of the nitrogen cycle below to answer questions 7 and 8.

7. Which of the following items shown in the diagram contribute to the nitrogen cycle by releasing AND absorbing nitrogen?

A. the decaying organism only

B. the trees only

C. the trees and the grazing cows

D. the lightning and the decaying organism

8. Which of the following items shown in the diagram contribute to the nitrogen cycle by ONLY releasing nitrogen?

A. the decaying organism only

B. the trees only

C. the trees and the grazing cows

D. the lightning and the decaying organism

9. Where is most of the energy found in an energy pyramid?

A. at the top level

B. in the middle levels

C. at the bottom level

D. all levels are the same

10. What organisms remove carbon dioxide gas from the air during photosynthesis?

A. consumers C. herbivores

B. producers D. omnivores

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Record your answers on the answer sheet provided by your teacher or on a sheet of paper.

11. Give two examples of abiotic factors and describe how each one is important to biotic factors. Use the table below to answer questions 12 and 13.

U.S. Estimated Water Use in 1995

Water Use

Millions of Gallons per Day

Percent of Total

Homes and Businesses

41,600

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