Science Test Set 5

Last Updated on April 8, 2024.

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

1. Dermatology is the branch of medical science that deals with the study of?

A.Ears

B.Blood

C.Bones

D.Skin

Question 1 of 10

2. The system responsible for breaking down food so that nutrients may enter the bloodstream is the ...

A.circulatory system

B.respiratory system

C.digestive system

D.excretory system

Question 2 of 10

3. What is the main purpose of seeds in plants that have them?

A.To store water for the mother plant.

B.To entice animals to eat the plant.

C.To protect and distribute the zygote.

D.To be fertilized by other plants.

Question 3 of 10

4. Plants can also be called…

A.chlorophyll

B.animalia

C.autotrophs

D.I don't know

Question 4 of 10

5. How many chambers does the heart have?

A.four

B.two

C.three

D.I don't know

Question 5 of 10

6. Calculate the mean for the following data points:
23, 51, 32, 26,78

A.62.9

B.61.9

C.59

D.42

Question 6 of 10

7. Which of the following genotypes is homozygous dominant?

A.Aa

B.AA

C.aa

D.A

Question 7 of 10

8. First, a green plant takes in energy from sunlight. The plant uses this energy and a molecule called chlorophyll (which gives plants their green color) to build sugars from water and carbon dioxide. This process is called…

A.photosynthesis

B.breaking down nutrients

C.replication

D.nucleic acid creation

Question 8 of 10

9. Every cell in your body uses DNA as…

A.protection of your body from bacteria

B.a framework to which your muscles and organs can connect

C.a barrier to viruses and bacteria

D.an instruction manual

Question 9 of 10

10. Chromosomes help…

A.interacting between your muscles and your nervous system

B.releasing adrenaline into your body

C. regulating the body fluids

D. in cell replication

Question 10 of 10

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