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Science basic general knowledge questions and answers - Page 1

1. Researches stressed that moderate exposure to sunlight did not significantly raise the risk of the most serious form of skin cancer, called

A. Caricinoma

B. Melanoma

C. Ceratonoma

D. Carcoma

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2. Organic Compounds containing carbon and hydrogen form the building blocks of all life on Earth. Now, scientists have found the same on

A. Mars

B. Mercury

C. Venus

D. Jupiter

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3. Only ______ of Earth’s water is fit for human consumption.

A. 3 %

B. 30 %

C. 28 %

D. 33 %

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4. Which of the following factors is mainly responsible for the rise in temperature of the atmosphere?

A. Increase in the atmospheric density

B. Increase in the usage of renewable energy

C. Increase in the amount of carbon dioxide

D. Decrease in the atmospheric humidity

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5. Production of energy in the Sun is an example for

A. Radioactivity

B. Nuclear fission

C. Ionization

D. Nuclear fusion

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