Everyday Science — All MCQs

Correct Answer: C

Red color of tomato is due to Lycopene. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: B

Red-green colour blindness in a man is known as: Deuteranopia. The term is defined by the subject, process, or characteristic described in the question.

Correct Answer: B

Reflex actions in head region are under the control of Spinal cord. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: C

Refraction of sound can occur in: Both A & B. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: B

Reptiles hibernate during Winter. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: A

Retinol is the chemical name of: Vitamin A. Its composition and chemical or physical behavior give it the stated classification or property.

Correct Answer: D

Role of biotechnology in the production of food based on Fermentation. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: D

Ruby is an oxide of aluminium oxide. Its composition and chemical or physical behavior give it the stated classification or property.

Correct Answer: B

Rusting of iron is an oxidation process. Iron loses electrons while reacting with oxygen and moisture, forming hydrated iron oxides known as rust.

Correct Answer: A

Saccharine is made up of Toluene. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: B

Safe moisture content for the storage of cereals is 14%. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: B

Saffron is obtained from which among the following parts of the plant Stigma. This is based on the organism’s established anatomy, behavior, or biological classification.

Correct Answer: D

Sagittarius-A, the Blackhole at the centre of the Milky Way Galaxy is at a distance of 25640 Lightyears. Astronomical observations and measurements establish this relationship among the relevant celestial bodies.

Correct Answer: B

Salinization is Accumulation of salts in soil. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: A

Saliva contains Amylases. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: A

Saliva helps in the digestion of: Starch. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: C

Scalding with steam is more severe than scalding by boiling water because Steam contains more energy than boiling water. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: C

Science is derived from Latin word scientia” which means Knowledge. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: B

Science which deals with the position and movement of heavenly bodies: Astronomy. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: A

Scientific Name of Human is Homo sapiens. This description follows from the defining characteristics and established facts associated with the subject.