The element used in lead pencils is__________...? Mcqs

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The element used in lead pencils is__________...?

(A) Zinc
(B) Lead

(C) Carbon
(D) Tin

Latest MCQs

A Little inhalation is done through________...?

(A) cigarettes
(B) pipes and cigars

(C) Both A and B offer little inhalation
(D) both offer extreme inhalation

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The process of sublimation _______...?

(A) A solid turns directly into a liquid
(B) A liquid turns directly into a gas

(C) A gas turns directly into a liquid
(D) A solid turns directly into a gas

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During a total solar eclipse the rate of Photosynthesis___________...?

(A) Increase
(B) Decrease

(C) Remain Constant
(D) None of them

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Maximum biological damage is caused by ____________...?

(A) Gamma rays
(B) Alpha rays

(C) Beta rays
(D) Microwaves

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In an acidic medium, phenolphthalein is colourless and in a basic medium, it is ____...?

(A) Green
(B) Blue

(C) Yellow
(D) Pink

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Which of the following is used in Pencils...?

(A) Graphite
(B) Silicon

(C) Charcoal
(D) Phosphorous

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A form of energy which flows from a region of high temperature to a region of low temperature is known as...?

(A) Heat
(B) Light

(C) Sound
(D) Work

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The radiant energy having lowest energy is...?

(A) gamma rays
(B) UV rays

(C) visible light
(D) Radio waves

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Study of fruit is called ___________...?

(A) Pomology
(B) Plriculture

(C) Sericulture
(D) Apiculture

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