GED Science Test Set 3

This practice test is not related to the GED Ready® – The Official Practice Test, produced and distributed by GED Testing Service LLC.

1. What does the body convert sugars into?

A.fructose

B.glucose

C.carbohydrates

D.fiber

Question 1 of 10

2. Generally, a tornado is a rotating column of air connecting the ground to

A. Cloud

B.Trade wind

C. Dry system

D.Forest

Question 2 of 10

3. When a dominant allele is present, the offspring will show  ….  characteristics.

A.dominant

B.homozygous

C.recessive

D.It's not clear

Question 3 of 10

4. A scientist conducts an experiment to see if acids affect the health of a particular type of plant. Three sets of plants were treated with acidic solutions of a pH of 2, pH of 4, and a pH of 6, while the control set was treated with a solution of neutral pH 7.

Results of the experiment:

1. Plants treated with a pH (2) - 10 of 10 plants are dead
2. Plants treated with a pH (4) - 5 of 10 plants are dead
3. Plants treated with a ph (6) - 2 of 10 plants are dead
4. Plants treated with a ph (7) - 0 of 10 plants are dead

Which is the best conclusion for this experiment?

A.Low acidity is harmful to this type of plant.

B. High acidity is harmful to this type of plant.

C.It's not clear

D.Acid has no effect on the health of this type of plant.

Question 4 of 10

5. A tall man feeds his cows different amounts of food each day. He notices that the cows are happier on days when they receive the most food. In this situation, what is the independent variable?

A.The man’s height

B.The amount of food

C.The number of cows

D.The happiness of the cows

Question 5 of 10

6. The area of the United States where tornadoes are most frequent is called

A.Tornado Alley

B.Mountain system

C.Strike-slip

D.Funnel basin

Question 6 of 10

7. Charles Darwin was best known for:

A.mass-energy equivalence formula

B.theory of natural selection

C.a model of the universe that placed the Sun rather than the Earth at the center of the universe

D.the scientific revolution

Question 7 of 10

8. Temperature is a measurement of an object’s

A.Heat energy

B.Gravitational energy

C.Potential energy

D.Chemical energy

Question 8 of 10

9. Why does ice stay at the top of oceans instead of sinking to the bottom?

A. Ice is colder than liquid water

B.Ice is denser than liquid water

C. Ice is warmer than liquid water

D. Ice is less dense than liquid water

Question 9 of 10

10. Read the text and finish the sentence below the text.

"Inheritance is the process by which genetic information is passed on from parent to child. This is why members of the same family tend to have similar characteristics. Each of the cells in the new person contains genetic material from the two parents. Humans have 23 pairs of chromosomes, they are diploid."source: yourgenome.orgHumans have ….

A.23 chromosomes

B.It depends

C.46 chromosomes

D. 22 chromosomes

Question 10 of 10

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