General Science-(MCQ)

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"I have never let my schooling interfere with my education."

― Mark Twain

Science-General Science-Multiple Choise Questions and Answers

প্রতিটি প্রশ্নের জন্য চারটি করে উত্তর থাকবে যার একটি সঠিক, বামদিকে A, B, C এবং D এর উপর ক্লিক করে সঠিক উত্তরটি দেখতে পারেন। যদি উত্তর সঠিক হয় তবে অপশনটির ডান দিকে টিক () আর উত্তর ভূল হলে ক্রস () চিনহ প্রদ্ররশিত হবে।

Q:1. Which gas in the atmosphere protects us from harmful ultraviolet radiations?

A.

Ozone

B.

Carbon Dioxide

C.

Nitrogen

D.

Oxygen

Q:2. Which of the following is used in pencils?

A.

Carbon

B.

Silicon

C.

Graphite

D.

Charcoal

Q:3. Which is the outermost planet in the solar system?

A.

Mercury

B.

Neptune

C.

Uranus

D.

Mars

Q:4. Enzymes and anti-bodies are mainly made of

A.

Vitamins

B.

Fats

C.

Carbohydrates

D.

Proteins

Q:5. Which one of the following device converts chemical energy into electrical energy?

A.

Generator

B.

Motor

C.

Bettary

D.

All of those

Q:6. How many bones are in human body(adult)?

A.

300

B.

206

C.

196

D.

32

Q:7. Which one of the following gas is filled in the electric bulb?

A.

Hydrogen

B.

Carbon Dioxide

C.

Oxygen

D.

Nitrogen

Q:8. What poisonous alkaloid is extracted from tobacco leaves and widely used as an insecticide?

A.

Nicotine

B.

Alcohol

C.

Menthol

D.

None of these

Q:9. Which one is the hardest substance available on earth?

A.

Silver

B.

Iron

C.

Diamond

D.

Gold

Q:10. Who was discovered X-Rays?

A.

Newton

B.

Thomson

C.

Rutherford

D.

Rontgen

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