Which element is used as moderator in nuclear reactor...? Mcqs

Latest MCQs

Which element is used as moderator in nuclear reactor...?

(A) Light water
(B) Dense water

(C) Fresh water
(D) Heavy water

Latest MCQs

The cold war between the organisms of a community occupying the same habitat is called _____...?

(A) Predation
(B) Competition

(C) Mutualism
(D) Commensalism

Latest MCQs

Who discovered the Polio Vaccine...?

(A) Jonas Salk
(B) Jaber Ibn Hayan

(C) Selman Waksman
(D) None of these

Latest MCQs

Plant stem that arise from buds on the base of parent plants are ______...?

(A) Bulb
(B) Rhizome

(C) Sucker
(D) Runner

Latest MCQs

The distance between the optical center and the principal focus is called ____...?

(A) Focal Length
(B) Focal Point

(C) Optical Centre
(D) Centre of Curvature

Latest MCQs

Which waves are used in sonography...?

(A) Ultrasonic waves
(B) Electromagnetic Waves

(C) Fundamentals of waves
(D) Transverse wave

Latest MCQs

Why does cytosine not form a bond with adenine...?

(A) Cytosine is unable to form hydrogen bonds with adenine.
(B) Adenine and cytosine have incompatible hydrogen bond donors and acceptors.

(C) Cytosine only pairs with thymine due to their complementary structures.
(D) Adenine is a pyrimidine and cannot bond with cytosine.

Latest MCQs

Human population growth is greatest in developing countries because ...?

(A) the birth rate is high in developing countries
(B) the death rate is high in developing countries.

(C) much of the population has already reached the child bearing age.
(D) most of the world’s population lives in industrialized countries.

Latest MCQs

Sound cannot travel through __________...?

(A) Solid
(B) Liquid

(C) Gases
(D) Vaccum

Latest MCQs

All of the following substances are crystalline except_____________...?

(A) Ice
(B) Diamond

(C) Sucrose
(D) Plastic

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