Acid rain is mainly caused by emissions of __________ in the atmosphere...? Mcqs

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Acid rain is mainly caused by emissions of __________ in the atmosphere...?

(A) Sulfur Dioxide and Potassium Nitrate
(B) Sulfur and Charcoal

(C) Nitrogen Oxide and Potassium Nitrate
(D) Sulfur Dioxide and Nitrogen Oxide

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What is the escape velocity on Earth...?

(A) 7.9 km/s
(B) 9.8 km/s

(C) 11.2 km/s
(D) 12.4 km/s

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Which one of the following is not a unit of distance...?

(A) Parsec
(B) Astronomical Unit

(C) Light Year
(D) Foot Candle

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The good sources of iodine are_______...?

(A) green leafy vegetables
(B) seeds

(C) fresh vegetables and fruits
(D) sea foods

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The owl can see most clearly in total darkness because:...?

(A) it has squint eyes
(B) it has light bulbs in its eyes provided by nature

(C) it produces infrasonic sounds
(D) it has large eyes with orbs directed forward, giving it binocular sight

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During the process, more water will also evaporate and convert to a gaseous state of water called the...?

(A) Water Liquid
(B) Water Solid

(C) Water Vapour
(D) Water Ice

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Which of the following animal has blue blood...?

(A) Snail
(B) Octopus

(C) Spider
(D) All of above

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Semiconductors Band Gap...?

(A) Half filled
(B) very wide

(C) partially filled
(D) None of these

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The protein content in wheat is approximately...?

(A) 8%
(B) 6%

(C) 13%
(D) 17%

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Which amongst the following cannot pass through vacuum...?

(A) Light
(B) Radiation

(C) Sound
(D) None of These

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