The element required for solar energy conversion is:...? Mcqs

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The element required for solar energy conversion is:...?

(A) Silicon
(B) Germanium

(C) Uranium
(D) None of these

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Hypothermia is caused by exposure to...?

(A) Extreme Cold
(B) Extreme Heat

(C) Excessive radiation
(D) None of these

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The process by which a substance absorbs moisture upon exposure to atmosphere is called:...?

(A) Deliquescence
(B) Efflorescence

(C) Dehydrogenation
(D) Desalination

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Optical fibre works on the principle of:...?

(A) Scattering
(B) Total Internal Reflection

(C) Interference
(D) Principle of refraction

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Which is the first element depicted on the Periodic Table...?

(A) Hydrogen
(B) Aluminum

(C) Oxygen
(D) Gold

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What is the study of fossils called...?

(A) Paleontology
(B) Archaeology

(C) Geology
(D) Anthropology

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Which Muslim Scientist is considered to be the founder of chemistry...?

(A) Ibn Al Nafees
(B) Jabir ibn Hayyan

(C) Abu Nasr Al-Farabi
(D) None of these

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Diamond is an allotropic form of:...?

(A) Germanium
(B) Carbon

(C) Silicon
(D) Sulphur

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اوزون لیئر کو سب سے ذیادہ نقصان کون سا مادہ کرتا ہے۔۔۔؟

(A) سلفر
(B) زنگ

(C) ہائیڈروجن
(D) کاربن

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The pH of milk is...?

(A) 6
(B) 6 point 7

(C) 7
(D) 7 point 5

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