Science and Technology GK Quizs Question

Q 1. How many planets are there in our solar system?

A. 7

B. 8

C. 9

D.10

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Answer:-B. 8

Explanation

There are 8 planets in our solar system. Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune. Prior to 2006 Pluto was also considered a planet. The International Astronomical Union (IAU) formally defined the term “planet” in 2006, during their 26th General Assembly. That definition excluded Pluto and reclassified it as a dwarf planet.

Q 2. Which is the closest star outside our solar System?

A. North Star

B. Proxima Centauri

C. Alpha Centauri A

D. Pole Star

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Answer:-C. Alpha Centauri A

Q 3. The third closest planet to Sun is

A. Mercury

B. Mars

C. Venus

D. Earth

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Answer:-D. Earth

Q 4. Pluto is classified as a

A. Star

B. Planet

C. Dwarf Planet

D. Asteroid

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Answer:-C. Dwarf Planet

Q 5. Which is the largest planet of our solar system?

A. Jupitor

B. Earth

C. Mars

D. Saturn

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Answer:-A. Jupitor

Explanation

The largest planet in our solar system by far is Jupiter, which beats out all the other planets in both mass and volume. Jupiter’s mass is more than 300 times that of Earth, and its diameter, at 140,000 km, is about 11 times Earth’s diameter.

Q 6. Which planet’s ring system can be easily observed from the Earth?

A. Saturn

B. Uranus

C. Jupitor

D. Venus

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Answer:-A. Saturn

Q 7.The farthest planet form Sun in our Solar system is

A. Neptune

B. Saturn

C. Jupitor

D. Uranus

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Answer:-A. Neptune

Q 8.Which planet is closest to the Sun.

A. Mars

B. Earth

C. Venus

D. Mercury

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Answer:-D. Mercury

Explanation

Mercury is the closest planet to the Sun

Q 9. Seismograph is an instrument used for

A.     Used for measuring electric current

B.    Recording intensity of earthquake shocks

C.     Used for measuring blood pressure.

D.     Used for measuring density of a liquid.

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Answer:-B. Recording intensity of earthquake shocks

Q 10. The branch of medicine that deals with the anatomy, functions, and organic disorders of nerves and the nervous system is

A. Pathology

B. Neurology

C. Ophthalmology

D. None of these

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Answer:-B. Neurology

Q 11. Which member of our solar system has the largest size?

A. Sun

B. Jupitor

C. Saturn

D. Earth

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Answer:-A. Sun

Q 12.The third closest planet to Sun is

A. Mercury

B. Mars

C. Earth

D. Venus

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Answer:-C. Earth

Q 13.How many stars are there in our solar system?

A. 9

B. 1

C. 8

D. None

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Answer:-B. 1

Explanation

Our solar system has only one star i.e Sun.

Q 14. Which planet has maximum moons or natural satellites?

A. Jupitor

B. Uranus

C. Neptune

D. Saturn

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Answer:-A. Jupitor

Explanation

Of all the planets in our solar system, Jupitor has most number of moons or natural satellites. It has 69 moons.

Q 15.Which planet is also known as the Red planet?

A. Earth

B. Jupitor

C. Mars

D. Saturn

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Answer:-C. Mars

Explanation

Red Planet is a nickname for the planet Mars, due to its surface color.

Q 16.Global Navigation Satellite System or GlONASS has benn developed by which country?

A. Germany

B. United Kingdom

C. Russia

D. France

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Answer:-C. Russia

Explanation

GLONASS provides an alternative to GPS and is the second navigational system in operation with global coverage and of comparable precision.

Q 17. NASA stands for

A.     North American Space Administration

B.     North Atlantic Space Association

C.     National Aeronautics and Space Administration

D.     National Association of Space Astronauts

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Answer:-C.     National Aeronautics and Space Administration

Q 18.National amblem of which of these countries shows a Lion and sword.

A. South Africa

B. India

C. Sri Lanka

D. Nepal

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Answer:-C. Sri Lanka

Q 19. Which continent does Brazil lie in ?

A. Europe

B. South America

C. North America

D. Africa

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Answer:-B. South America

Q 20.Which was the first country to launch Artificial satellite in the space.

A.U.S.A

B. Russia

C. United Kingdom

D. Germany

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Answer:-B. Russia