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.

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📘 World Organisations MCQs

861. Which missile is designed to defend large installation like oil-fields etc. against enemy air attacks?

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A. Akash
B. Nag
C. Agni
D. Prithvi
✅ The correct answer is option A.
Akash missile is designed to defend large installation like oil-fields etc. against enemy air attacks. Akash is a surface-to-air missile with an intercept range of 30 km. It has a launch weight of 720 kg, a diameter of 35 cm and a length of 5.78 metres. Akash flies at supersonic speed, reaching around Mach 2.5. It can reach an altitude of 18 km and can be fired from both tracked and wheeled platforms.

862. For seeing objects at the surface of water from a submarine under water, the instrument used is

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A. periscope
B. telescope
C. kaleidoscope
D. spectroscope
✅ The correct answer is option A.
For seeing objects at the surface of water from a submarine under water, the instrument used is periscope. It can be through or around the object that made it visible. In addition to this, it avoids any sort of direct sight line from the point of observation to the object being observed.

863. During eleventh Antarctic Expedition in Nov. 1991/March 1992 ____ was installed.

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A. Second Permanent Station ‘Maitree’
B. First permanent station ‘Dakshin Gangotri’
C. SODAR (Sonic Detection And Ranging)
D. None of the above
✅ The correct answer is option C.
SODAR (Sonic Detection And Ranging), also written as sodar, is a meteorological instrument also known as a wind profiler which measures the scattering of sound waves by atmospheric turbulence.

864. First International Peace Congress was held in London in

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A. 1564 AD
B. 1798 AD
C. 1843 AD
D. 1901 AD
✅ The correct answer is option C.
First International Peace Congress was held in London in 1843 AD. The first International Congress was held in London at the suggestion of Joseph Sturge and on the initiative of the American Peace Society in 1843. The host was the London Peace Society. 294 British, 37 American and six Continental delegates attended.

865. What is the literacy rate of Chhattisgarh?

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A. 47.53 per cent
B. 65.18 per cent
C. 82.32 per cent
D. 60.91 per cent
✅ The correct answer is option B.
The literacy rate of Chhattisgarh is 65.18 per cent. According to the 2001 census report, Chhattisgarh had a literacy rate of 65.18% which included male and female literacy rate of 77.86% and 52.40% respectively.

866. Jharia (Jharkhand) is famous for

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A. sports goods
B. copper mines
C. coal mines
D. gold mines
✅ The correct answer is option C.
Jharia (Jharkhand) is famous for coal mines. Jharia was the fifteenth-largest town in the state of Jharkhand. (More than one town in India shares this name.) Jharia is famous for its rich coal resources, used to make coke. Jharia plays a very important role in the economy and development of Dhanbad City, and can be considered as a part of Dhanbad City.

867. The scientist who first discovered that the earth revolves round the sun was

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A. Newton
B. Dalton
C. Copernicus
D. Einstein
✅ The correct answer is option C.
The scientist who first discovered that the earth revolves round the sun was Copernicus. Nicolaus Copernicus was a Polish astronomer who put forth the theory that the Sun is at rest near the center of the Universe, and that the Earth, spinning on its axis once daily, revolves annually around the Sun. This is called the heliocentric, or Sun-centered, system.

868. The chief of Air Staff is assisted by

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A. Vice-chief of the Air Staff
B. Deputy-chief of the Air Staff
C. Air Officer Incharge Administration
D. All of the above
✅ The correct answer is option D.
The chief of Air Staff is assisted by Vice-chief of the Air Staff, Deputy-chief of the Air Staff and Air Officer Incharge Administration.

869. The chief purpose of crop rotation is to check the loss of top soil

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A. by weathering
B. by wind erosion
C. by water erosion
D. of its mineral content
✅ The correct answer is option D.
The chief purpose of crop rotation is to check the loss of top soil of its mineral content. By crop rotation soil is able to get its lost nitrogen content and other minerals. It helps to check the minerals in the soil. And also it improves the soil fertility.

870. The headquarter of BSF(India) is at

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A. Chennai
B. Kolkata
C. New Delhi
D. Mumbai
✅ The correct answer is option C.
The headquarter of BSF(India) is at New Delhi. The Border Security Force (BSF) is the border police organisation of India. It is one of the seven Central Armed Police Forces of India, and was raised in the wake of the 1965 War on 1 December 1965, “for ensuring the security of the borders of India and for matters connected there with”.