By which process copper is refined ____________...? Mcqs

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Latest MCQs

By which process copper is refined ____________...?

(A) Roasting
(B) Oxidation

(C) Zone Refining
(D) Electrolysis

✅ Correct Answer: Roasting

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Source: This question is taken from the Everyday Science

Latest MCQs

The source of the Sun’s energy is the process of ____________...?

(A) Photoelectric emission
(B) Nuclear fission

(C) Nuclear fusion
(D) Thermionic emission

✅ Correct Answer: Nuclear fusion

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

Short-sight defect could be corrected by a _____________ lens...?

(A) concave lens
(B) convex lens

(C) converging lens
(D) none of these

✅ Correct Answer: concave lens

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

The gases which are used by drivers as an artificial atmosphere are helium and_____________...?

(A) Nitrogen
(B) Oxygen

(C) Neon
(D) Carbon monoxide

✅ Correct Answer: Oxygen

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Source: This question is taken from the Everyday Science

Latest MCQs

Red blood corpuscles are formed in the____________...?

(A) Liver
(B) Bone marrow

(C) Kidneys
(D) Heart

✅ Correct Answer: Bone marrow

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

Burning of Fossil Fuels Results In ____________...?

(A) Increased oxygen level
(B) Decreases greenhouse gases

(C) Increased greenhouse gases
(D) Increased ethane level

✅ Correct Answer: Increased greenhouse gases

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

In order to prevent the corrosion of iron pipes they are often coated with a layer of zinc. This process is termed as____________...?

(A) Electroplating
(B) Annealing

(C) Galvanization
(D) Vulcanization

✅ Correct Answer: Galvanization

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

The red blood cells originate in the ____________...?

(A) Brain
(B) Muscles

(C) Ligaments
(D) Bone Marrow

✅ Correct Answer: Bone Marrow

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

Most of the ozone in the atmosphere is concentrated in the _____________...?

(A) Mesosphere
(B) Troposphere

(C) Stratosphere
(D) ionosphere

✅ Correct Answer: Stratosphere

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

Dead red blood corpuscles are stored in____________...?

(A) Liver
(B) Spleen

(C) Kidney
(D) Heart

✅ Correct Answer: Spleen

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

The lenses are used for the correction of:____________...?

(A) Long-sightedness
(B) short sightedness

(C) Both A & B
(D) None of those

✅ Correct Answer: Both A & B

Comments

Source: This question is taken from the Everyday Science

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