The type of electromagnetic wave used in security scanners at night is ______...? Mcqs

Latest MCQs

The type of electromagnetic wave used in security scanners at night is ______...?

(A) Microwaves
(B) Infra-red

(C) Radio waves
(D) X-ray

Latest MCQs

Water present in watermelon...?

(A) 92%
(B) 93%

(C) 94%
(D) 95%

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The central atom of hemoglobin is...?

(A) Calcium
(B) Magnesium

(C) Iron
(D) None of these

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Television signals are converted into light signals by___________...?

(A) Optical fiber
(B) Transistor

(C) Decoder
(D) Photo diode

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The metal, which is a constituent of vitamin B12 is____________...?

(A) Iron
(B) Magnesium

(C) Zinc
(D) Cobalt

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2 moles of sodium chloride (NaCl) is equal to...?

(A) 123 grams
(B) 135 grams

(C) 158 grams
(D) 117 grams

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The gravitational pull at the lunar surface is ________ of Earth...?

(A) 1/3
(B) 1/4

(C) 1/5
(D) 1/6

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Yeast is used in making bread because it produces____________...?

(A) Carbon dioxide
(B) Sugar

(C) Bacteria
(D) Oxygen

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Cancer can be treated by ___________...?

(A) Antibiotics & vaccines
(B) Radiotherapy & antibiotics

(C) Chemotherapy & radiotherapy
(D) Antibiotics & Chemotherapy

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Pathology is the study of____________...?

(A) Ethics
(B) Disease

(C) Future
(D) Cancer

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