General Knowledge

Boost your exam preparation with the latest General Knowledge MCQs with answers and explanations. Our collection covers current affairs, world geography, history, Pakistan studies, sports, science, technology, and important international organizations. These General Knowledge multiple-choice questions are designed for students, job seekers, and competitive exam aspirants preparing for NTS, PPSC, FPSC, CSS, PMS, university entry tests, and recruitment exams. Practice online with updated General Knowledge MCQs to improve awareness, sharpen memory, and score higher in tests and interviews.

📘 Awards and Honours MCQs
📘 Basic General Knowledge MCQs
📘 Biology MCQs
📘 Books and Authors MCQs
📘 CAPITAL & FAMOUS CITIES
📘 Chemistry MCQs
📘 Days and Years MCQs
📘 Environmental Science MCQs
📘 Famous Personalities MCQs
📘 Famous Places in India MCQs
📘 General Science MCQs
📘 GK
📘 Honours and Awards MCQs
📘 Indian Culture MCQs
📘 Indian Geography MCQs
📘 INTERNATIONAL AFFAIRS
📘 Inventions MCQs
📘 Physics MCQs
📘 Sports MCQs
📘 Teaching and Research MCQs
📘 Technology MCQs
📘 World Geography MCQs
📘 World Organisations MCQs

1601. Ozonosphere seen in

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A. ionosphere
B. thermosphere
C. mesophere
D. stratosphere
✅ The correct answer is option D.
The ozone layer is mainly found in the lower portion of the stratosphere, from approximately 15 to 35 kilometers (9.3 to 21.7 mi) above Earth, although its thickness varies seasonally and geographically. The ozone layer was discovered in 1913 by the French physicists Charles Fabry and Henri Buisson.

1602. Which book written by Rachel Carson resulted in banning DDT in USA?

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A. Silent spring
B. The environmentalism
C. Biomagnification
D. Food chain
✅ The correct answer is option A.
Mocked for Being a ‘Woman Studying Genetics,’ How Rachel Carson Got DDT Banned. Considered one of Carson’s most exceptional and groundbreaking books that marked a new public awareness about the use of chemical pesticides, especially DDT, Silent Spring was published on September 27, 1962.

1603. “Earth provides enough to satisfy every man’s need, but not for every man’s greed” words by

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A. Tagore
B. Gandhiji
C. Nehru
D. None
✅ The correct answer is option B.
Mahatma Gandhi was well aware of such tendencies. Hence his advice to use the bounties of nature, but not with an element of greed. He firmly believed that the ‘Earth provides enough to satisfy every man’s need, but not for every man’s greed.’

1605. Organ affected by pneumonia

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A. Liver
B. Kidney
C. Heart
D. Lungs
✅ The correct answer is option D.
Pneumonia is an infection of the lungs that may be caused by bacteria, viruses, or fungi. The infection causes the lungs’ air sacs (alveoli) to become inflamed and fill up with fluid or pus. That can make it hard for the oxygen you breathe in to get into your bloodstream.

1606. Bell-shaped polygonal pyramid indicates

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A. low percentage of young individuals
B. moderate percentage of young individuals
C. high percentage of young individuals
D. low percentage of old individuals
✅ The correct answer is option B.
The bell-shaped pyramid represents pre-reproductive and reproductive individuals which are basically the young individuals.

1607. The top layer of the lake is called as

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A. Thermocline
B. Epilimnion
C. Thermonion
D. Hypolimnion
✅ The correct answer is option B.
Lake stratification is the separation of lakes into three layers: Epilimnion: the top of the lake. Metalimnion (or thermocline): the middle layer, which may change depth throughout the day. Hypolimnion: the bottom layer.