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Bharat and science - class-VI

Description: bharat and science
Number of Questions: 53
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Who invented the cyclotron?

  1. James Chadwick

  2. James Clerk Maxwell

  3. Michael Faraday

  4. Ernest Orlando Lawrence


Correct Option: D
Explanation:

The cyclotron was invented by Ernest Orlando Lawrence.

Which year was declared as International Year of Physics. ?

  1. $2002$

  2. $2003$

  3. $2005$

  4. $2007$


Correct Option: C
Explanation:

The year $2005$ was declared as International year of Physics.

In which year did Hahn and Meitner discover the phenomenon of neutron-induced fission of uranium. ?

  1. $1938$

  2. $1950$

  3. $1945$

  4. $1928$


Correct Option: A
Explanation:

Hahn and Meitner discovered the phenomenon of neutron - induced fission of uranium in $1938$.

Lightning was discovered by the

  1. Ohm

  2. Thomson

  3. Franklin

  4. Faraday


Correct Option: C
Explanation:

Lightning was discovered by Franklin.

Sir C.V.Raman got Nobel Prize in physics for the

  1. refraction of light

  2. reflection of light

  3. scattering of light

  4. dispersion of light


Correct Option: C
Explanation:

Sir C.V.Raman got Nobel Prize for Raman effect, which deals with scattering of light.

Pick out the correct statement about the strong nuclear force from the following.
$S1$ : It is charge independent.
$S2$ : It is the strongest force in nature.
$S3$ : Its range is very large.
$S4$ : It is responsible for the stability of nuclei.

  1. $S1 and S3$

  2. $S1, S2 and S3$

  3. $S1, S2 and S4$

  4. $S2 and S3$


Correct Option: C
Explanation:
its charge is independent.
it is responsible for the stability of nuclei
The range of strong nuclear force is very small, of about nuclear dimensions $(10^{-15}m)$.

Which of the following statements is incorrect. ?

  1. Bohr gave theory of hydrogen atom and Yukawa, the theory of nuclear forces.

  2. Law of gravitation was discovered by Newton and principle of inertia by Galileo

  3. Laws of photoelectric effect were discovered by Einstein and laws of electromagnetic induction by Faraday.

  4. Neutron was discovered by J.J.Thomson and electron was discovered by James Chadwick.


Correct Option: D
Explanation:

Neutron was discovered by James Chadwick and electron was discovered by J.J.Thomson.

Which of the following Indian scientists is known for his achievements in Mathematics?

  1. Jagadish Chandra Bose

  2. Srinivasa Ramanujan

  3. Vikram Sarabhai

  4. Salim Ali


Correct Option: B
Explanation:

Srinivas Ramanujan is known for his great achievements in the field of Mathematics.

he made substantial contributions to mathematical analysis, number theory, 
infinite series, and continued fractions, including solutions to mathematical problems then considered unsolvable

NASA telescopes have spotted which cosmic bodies making massive planets on 3 distant solar systems?

  1. Dwarf stars

  2. Moons

  3. Comets

  4. Asteroids


Correct Option: C

Which Indian scientist is popularly known as missile man of India? 

  1. Dr. A. P. J. Abdul Kalam

  2. Dr. C .V. Raman

  3. Dr. Har Gobind Khorana

  4. None of the above


Correct Option: A

Which Indian scientist won the Nobel Prize in 1968 for demonstrating how the nucleotides in nucleic acids control the synthesis of proteins?

  1. Satyendra Nath Bose

  2. A.P.J. Abdul Kalam

  3. S.S. Abhyankar

  4. Har Gobind Khorana


Correct Option: D

Marie Curie is credited to the development of which of the following element ?

  1. Thorium

  2. Cesium

  3. Radium

  4. Carbon


Correct Option: C
Explanation:

Marie Curie and Pierre Curie discovered the element radium.  Thorium is discovered by Jons Jacob Berzellius. Robert Bunsen and Gustav Kirchhoff  discovered Cesium and Carbon is recognized as an element by Antoine Lavoisier.    

Which planet was discovered by NASA's MAVEN to have a twisted magnetic tail? 

  1. Venus

  2. Mars

  3. Saturn

  4. Neptune


Correct Option: B

Which subatomic particle is named after the Indian scientist  Dr. Bose?

  1. Boson

  2. Boron

  3. Positron

  4. B meson


Correct Option: A

Law of electromagnetic induction was given by _____________.

  1. Hans Christian Oersted

  2. Michael Faraday

  3. Joseph Henry

  4. J.J. Thomson


Correct Option: B
Explanation:

Law of electromagnetic induction,also known as faradays's law of electromagnetic induction was given by michael faraday.

Where in Kerala has a new edible freshwater fish been discovered? 

  1. Pampa river

  2. Periyar river

  3. Kallada river

  4. Kabini river


Correct Option: A

Scientists have discovered an artificial _____ which can help premature babies. Fill in the blank.

  1. Heart

  2. Lungs

  3. Pancreas

  4. None of the above


Correct Option: D

Which of the following Indian scientists published papers that helped other scientists to simplify the complex mathematics problems?

  1. Meghnad Saha

  2. Vikram Sarabhai

  3. Srinivasa Ramanujan

  4. Salim Ali


Correct Option: C

Which of the following books is not written by Werner Heisenberg?

  1. Breakthrough

  2. The Physical Principles of the quantum theory

  3. Physics and Philosophy

  4. Physics and Beyond


Correct Option: A
Explanation:

Werner Heisenberg was a german physicist and author of many theoretical looks such as :

a) The physical Principles of Quantum Theorem.
b) Physics and Philosophy
c) Physics and Beyond etc.

Antoine Henri Becquerel was awarded the Nobel Prize in $1903$ for.

  1. Discovering spontaneous radioactivity

  2. Diffraction of X-rays

  3. Demonstrating the influence of earth's magnetic field on its atmosphere

  4. Investigating the absorption of light by crystals


Correct Option: A
Explanation:

Antonie Henri Becquerel was awarded Nobel prize in $1903$ for discovering spontaneous radioactivity.

The Maulana Azad National Urdu University is located at ___________.

  1. Bhopal

  2. New Delhi

  3. Lucknow

  4. Hyderabad


Correct Option: D

He was a professor of mathematics at St. Petersburg University, Prof. of anatomy and physics at the University of Groningen, and prof. of physics, anatomy and botany at the University of Basle. But he is most famous for what is known as 'Bernouilli's theorem'. Name the outstanding mathematician- of a well-known Swiss family.

  1. Johann Bernouilli

  2. Jacob Bernouilli

  3. Danial Bernouilli

  4. None of these


Correct Option: C
Explanation:

Daniel Bernouilli has given the most famous Bernouilli theorem in field of fluid mechanics.

Challenger is the name of a

  1. Space-lab

  2. Space shuttle

  3. Satellite

  4. Rocket


Correct Option: B
Explanation:

Challenger is the name of a Space shuttle.

Which of the following instruments is used to check whether electricity is flowing through a substance or not?

  1. Ammeter

  2. Voltmeter

  3. Tester

  4. None of these


Correct Option: C
Explanation:

 Tester is used to check whether electricity is flowing through a substance or not.

Astronomers have discovered a bizarre, hexagon-shaped feature in the clouds of Saturn near the planet's north pole. The feature was first seen in images sent by the

  1. Voyager spacecraft

  2. Casis spacecraft

  3. Messenger spacecraft

  4. Pathfinder spacecraft


Correct Option: A

Sudden fall of a barometer reading indicates

  1. Storm

  2. Dry weather

  3. Fine weather

  4. Cold weather


Correct Option: A

In a microwave oven the device used for generating microwaves is

  1. Stirrer fan

  2. Metal wall

  3. Magnetron

  4. Cyclotron


Correct Option: C

Which of the following is/are the source/s of ultraviolet radiations?

  1. The sun

  2. Electric arcs of mercury

  3. Discharges in hydrogen

  4. All of these


Correct Option: D

The output of a given windmill

  1. Increases with an increase in wind velocity

  2. Decreases with an increase in wind velocity

  3. Is independent of wind velocity

  4. Cannot be determined


Correct Option: A

Example of Invention in field of communication is _____________.

  1. Telephone

  2. Fax

  3. Internet

  4. All of these


Correct Option: D
Explanation:
Telephone, Fax and Internet are communication related Invention.

CD, DVD , Television are invention of science related to which field ?

  1. Banking

  2. Defence

  3. Entertainment

  4. Agriculture


Correct Option: C
Explanation:

CD, DVD , Television are invention of science related to Entertainment field. 

Which of the following is used in field of medical ?

  1. CT Scan

  2. X ray

  3. ECG

  4. All of above


Correct Option: D
Explanation:
CT Scan, X ray, ECG are used in field of medical.

The invention which has eased our life related to field of agriculture is ?

  1. Thresher

  2. Power plant

  3. CT Scan

  4. E learning


Correct Option: A
Explanation:

The invention which has eased our life related to field of agriculture is Thresher.

Oersted and Faraday unified which of the following achievements?

  1. Electric and magnetic phenomena

  2. Electromagnetism and optics

  3. Electro-weak forces

  4. Terrestrial and celestial


Correct Option: A
Explanation:

Electric and magnetic was explained by Oersted and Faraday in 1820.

Which scientist's achievement is related to scattering of light?

  1. A. P. J. Abdul Kalam

  2. C. V. Raman

  3. Homi Jehangir Bhabha

  4. Jagadish Chandra Bose


Correct Option: B
Explanation:

C. V. Raman has achievement related to scattering of light.

Which of the following Indian scientists was also one of the Presidents of India?

  1. A. P. J. Abdul Kalam

  2. Homi Jehangir Bhabha

  3. Jagadish Chandra Bose

  4. Har Gobind Khorana


Correct Option: A
Explanation:

A. P. J. Abdul Kalam

'Raman Effect' is named after which of the following Indian scientists? 

  1. Dr. A. P. J. Abdul Kalam

  2. C. V. Raman

  3. Homi Jehangir Bhabha

  4. Jagadish Chandra Bose


Correct Option: B
Explanation:

C. V. Raman.

Which of the following Indian scientists is known as the father of the Indian Space program?

  1. Vikram Sarabhai

  2. Srinivasa Ramanujan

  3. Har Gobind Khorana

  4. Jagadish Chandra Bose


Correct Option: A
Explanation:

Vikram Sarabhai is known as the father of the Indian Space program.

Laws of planetary motion were given by _____________.

  1. Issac Newton

  2. Archimedes

  3. James Maxwell

  4. Johannes Kepler


Correct Option: D
Explanation:

The following laws of Physics weer given by -
Issac Newton -  Laws of gravitation, 

Archimedes - Archimedes's principle in fluid mechanics,
James Maxwell - Maxwell's equations in electrodynamics,
Johannes Kepler - Laws of planetary motion.    

Which scientist is most famous for his work on the quantum physics along side with Albert Einstein?

  1. Meghnad Saha

  2. S.S. Abhyankar

  3. Satyendra Nath Bose

  4. Vikram Sarabhai


Correct Option: C
Explanation:

Satyendra Nath Bose is most famous for his work on quantum physics alongside Albert Einstein. 

Name the Stephen Hawking project which detected 15 short radio bursts from space.

  1. Breakthrough Mission

  2. Breakthrough Listen

  3. Breakthrough Communication

  4. Breakthrough Action


Correct Option: B

Who found Calcutta Medical College?

  1. Lord William Bentinck

  2. Warren Hastings

  3. Ram Mohan Roy

  4. Lord George Bentinck


Correct Option: A
Explanation:

Lord William Bentinck

India has declared 2010-2020 as the decade of _________. Fill in the blank. 

  1. Modernisation

  2. Innovation

  3. Invention

  4. Inspiration


Correct Option: B

Scientists have turned oxygen in the air into which chemical fuel? 

  1. Methane

  2. $CH _4$

  3. $CH _3$

  4. All of the above


Correct Option: B,C

Scientists have found a way to develop camouflaging skin inspired by which species? 

  1. Octopus

  2. Cuttlefish

  3. Chameleon

  4. Only A and B


Correct Option: D

Scientists have developed the first plant based vaccine to combat which virus?

  1. Swine flu

  2. Avian flu

  3. HIV-AIDS

  4. Zika


Correct Option: D

Which is the first law university in India?

  1. Al-Ameen College of law

  2. Alliance School of law

  3. R.K Law college

  4. National Law School of India


Correct Option: D
Explanation:

The National Law School of India University is a public law school located in Bangalore, Karnataka is the first national law university established in India.

Which is the largest open university in India?

  1. Indira Gandhi National Open University

  2. Dr. B.R. Ambedkar Open University

  3. Nalanda Open University

  4. Yashwantrao Chavan Maharashtra Open University


Correct Option: A
Explanation:

Indira Gandhi National Open University is the largest open university in India.

$2$ December $1942$ is known for.

  1. The formation of the Big Bang theory

  2. The activation of the first operational nuclear reactor

  3. The creation of the first controlled chain reaction

  4. The development of the first thermonuclear device


Correct Option: C
Explanation:

The world's first nuclear reaction, Chicago Pile-1 reached the stage of criticabty (ready for activation) on Dec'2 1942. The creation of 1st controlled chain reaction done on this day.

Which is the first open university in India?

  1. Andhra Pradesh Open University

  2. Yashwantrao Chavan Maharashtra Open University

  3. Indira Gandhi National Open University

  4. Nalanda Open University


Correct Option: A
Explanation:

Andhra Pradesh Government took the first initiative in 1982, to start the Andhra Pradesh Open University (now renamed Dr. BR Ambedkar Open University) at Hyderabad

Which is the first women's university in India?

  1. SNDT

  2. Mother Teresa Women's University

  3. Avinashilingam University for women

  4. SPMVV


Correct Option: A
Explanation:

T he Shreemati Nathibai Damodar Thackersey University, formerly known as the Indian women’s university, was India’s first women’s college.

Who enunciated the principle of equipartition of energy?

  1. Ludwig Bolizmann

  2. Joseph Stefan

  3. Sir James Hopwood Jeans

  4. James Prescott Joule


Correct Option: A

He introduced a triatomic theory of colour vision, was the first to observe ocular astigmatism, he proved that the accommodation of eye was affected by change of curvature of the crystalline lens, but most famour for his discovery of interference of light and for developing the wave theory of light. Who was this physician-cum-physicist?

  1. Augustin Jean F. Fresnel

  2. Humphrey Lloyd

  3. Christiaan Huygens

  4. Thomas Young


Correct Option: D
Explanation:

The triatomic theory of colour vision. The interference of light and for developing the wave theory of light. The physician -cum-physicist was Thomas Young.

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