yvo1128
Answered

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1. Which of the following is responsible for the production of Vitamin D in the body?
a. Microwave
b. UV rays
c. Visible light
d. X-rays

2. Which of the following statement is CORRECT?
a. Gamma rays has the most harmful effect on living things because of its highest energy and frequency
b. Gamma rays has the most harmful effect on living things because of its lowest energy and frequency
c. Radio waves has the most harmful effect on living things because of its highest energy and frequency.
d. Radio waves has the most harmful effect on living things because of its lowest energy and frequency.

3. Which of the following statement is NOT TRUE about the effect of EM waves? a. Wearing protective clothes protect us from the direct sunlight.
b. Long exposure to sunlight is necessary.
c. High doses of radio wave radiation can cause injuries to human.
d. X-rays can help detect diseases or injuries.

4. Which of the following is the harmful effect of Gamma rays to living things? a. Cancer
b. Cataract
c. Skin bum
d. None of these

5. Which of the EM waves is being used in the treatment of skin condition such as psoriasis?
a. Gamma rays
b. X-rays
c. UV rays
d. Infrared

6. The following are the effects of radio waves, microwaves and infrared radiation to human body and its environment, EXCEPT ONE. What is it?
a. Skin pigmentation c. brain damage
b. greenhouse effect d.Cell mutation​

Sagot :

MyBuddy

Answer:

1. B

2. A

3. B.

4. A

5. C

6.  B

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