General Science MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on General Science, a fundamental topic in the field of General Knowledge. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our General Science MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of General Science mcq questions that explore various aspects of General Science problems. Each MCQ is crafted to challenge your understanding of General Science principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace General Knowledge tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our General Science MCQs are your pathway to success in mastering this essential General Knowledge topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of General Science. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your General Science knowledge to the test? Let's get started with our carefully curated MCQs!

General Science MCQs | Page 27 of 39

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Q261.
Height of thermosphere is
Discuss
Answer: (c).80 to 700 km
Q262.
Top area of third layer of atmosphere 'mesosphere' is known as
Discuss
Answer: (a).mesopause
Q263.
The name of extremely effective fire extinguishing agent is
Discuss
Answer: (b).halon
Q264.
Chemical substance used in industry for cold cleaning, is known as
Discuss
Answer: (a).methyl chloroform
Q265.
Layer of atmosphere in which the Ozone layer lies is
Discuss
Answer: (d).stratosphere
Q266.
Montreal protocol to reduce the production of chlorofluorocarbons was assigned in
Discuss
Answer: (c).1987
Q267.
Number of atoms in ozone molecules are

a.

2

b.

3

c.

4

d.

1

Discuss
Answer: (b).3
Q268.
Layer which saves the life from harmful effects of 'UV' radiations is known as
Discuss
Answer: (a).ozone layer
Q269.
Chemical released by chlorofluorocarbons is
Discuss
Answer: (c).chlorine
Q270.
Methyl chloroform, carbon tetrachloride, hydro fluorocarbons and chlorofluorocarbons are mainly known as
Discuss
Answer: (d).ozone depleting substances