Everyday Science — All MCQs

Correct Answer: A

For seeing objects at the surface of water from a submarine under water, the instrument used is Periscope. Its design and operating principle allow it to perform the stated function.

Correct Answer: A

For the generation of biogas, the materials commonly used are Animal wastes. Its composition and chemical or physical behavior give it the stated classification or property.

Correct Answer: A

For water purification, we use Chlorine. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: B

For which one of the following is the density maximum: Water. The stated result follows from the relevant physical relationship between force, matter, motion, or energy.

Correct Answer: C

Founder of modern astronomy was Nicolas Copernicus. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: B

Frederick Sanger is a twice recipient of the Nobel Prize for Chemistry in 1958 and 1980. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: C

Freezing point of water at Fahrenheit Scale is 32 °F. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: A

Freezing point of water is 0 °C. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: B

Friction can be reduced by changing from Sliding to rolling. Its composition and chemical or physical behavior give it the stated classification or property.

Correct Answer: B

Frog Heart has how many chambers: 3. This follows from the structure and normal physiological function of the relevant organ, tissue, or body system.

Correct Answer: B

Frozen dew is also known as Black ice. The term is defined by the subject, process, or characteristic described in the question.

Correct Answer: C

Fruit plant that flowers only once in lifetime: Banana. This is based on the organism’s established anatomy, behavior, or biological classification.

Correct Answer: C

Fuel used in a Fast Breeder Reactor is Uranium Plutonium Oxide. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: A

Fuse wire is made of 63% tin and 37% lead. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: B

Fuzzy logic is a part of Computer science. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: D

Gales occur when the wind moves at the speed of 100 km/h. The stated result follows from the relevant physical relationship between force, matter, motion, or energy.

Correct Answer: D

Galileo was an Italian astronomer who All of the above. Each listed statement describes a valid part of the same concept, so they apply together.

Correct Answer: C

Galvanised Iron sheets have a coating of Zinc. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: B

Gamma rays have greatest similarity with: X-rays. The result follows from how light is reflected, refracted, focused, or distributed across the electromagnetic spectrum.

Correct Answer: C

Garnet is a Mineral. This description follows from the defining characteristics and established facts associated with the subject.