Everyday Science — All MCQs

Correct Answer: B

Pathology is the study of Disease. The term is defined by the subject, process, or characteristic described in the question.

Correct Answer: D

Pedosphere is sum of All of above. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: A

Penicillin is used to fight what type of infections: Bacteria. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: B

People living in high altitudes (like mountains) usually have a larger number of Red Blood Cells. Its geographic position or physical characteristics account for the description given.

Correct Answer: A

People with what blood type can give blood to anyone and are thus called universal donors: O-. This follows from the structure and normal physiological function of the relevant organ, tissue, or body system.

Correct Answer: A

Percentage of water in an apple is 84%. This value follows from the standard definition or accepted conversion used for the quantity.

Correct Answer: D

Periodontics deals with Dentistry. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: B

Permanent hardness of water can be removed by adding Washing soda. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: A

Permanent hardness of water due to sulphate of metals can be destroyed by the use of Zeolites. Its composition and chemical or physical behavior give it the stated classification or property.

Correct Answer: B

Permanent hardness of water is due to the presence of Calcium sulfate. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: A

Permanent hardness of water may be removed by the addition of Sodium Carbonate. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: A

Permissible noise level at Residential area during night time is 45 dB. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: C

Persistance of vision is the principle behind: Cinema. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: C

Person with following blood group are considered to be universal recipient: AB+. This follows from the structure and normal physiological function of the relevant organ, tissue, or body system.

Correct Answer: C

PH value of Blood or Red Blood Cells: 7.35-7.45. This follows from the structure and normal physiological function of the relevant organ, tissue, or body system.

Correct Answer: D

PH value of water is 6.5-8.5. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: A

Phobos is the natural satellite of which planet Mars. Astronomical observations and measurements establish this relationship among the relevant celestial bodies.

Correct Answer: B

Phosphorus is an essential component of one of the following biological molecules: Nucleic acids. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: B

Photography works by: Capturing light reflected from the objects being photographed. This description follows from the defining characteristics and established facts associated with the subject.

Correct Answer: A

Pig iron is also called Cast iron. The term is defined by the subject, process, or characteristic described in the question.