The principle used in radar is the same as that of Sonar. In radar we use radio waves ; whereas in sonar we use ...? Mcqs

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The principle used in radar is the same as that of Sonar. In radar we use radio waves ; whereas in sonar we use ...?

(A) red waves
(B) Infrared waves

(C) Ultrasonic
(D) super sonic

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Pressure is measured by_________...?

(A) barometer
(B) Voltmeter

(C) Lactometer
(D) Ammeter

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The diarrhea and typhoid are caused by which infection...?

(A) Fungal
(B) Viral

(C) Bacterial
(D) None

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Stage of aerobic respiration takes place at the cristae of mitochondria called...?

(A) Electron transport chain
(B) Glycolysis

(C) Kreb's cycle
(D) C3 cycle

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During a total solar eclipse there is most likely to be_____________...?

(A) A decrease in the rate of photosynthesis
(B) An increase in the rate of photosynthesis

(C) A decrease in the rate of respiration
(D) No effect on either photosynthesis or respiration

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Most of the weather phenomena take place in which of the following layers of the atmosphere...?

(A) Mesosphere
(B) Ionosphere

(C) Stratosphere
(D) Troposphere

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Which take the shape and volume of a container they are placed in...?

(A) Liquids
(B) Gases

(C) Solids
(D) None

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Light reaches us from the Sun is about 8 minutes and from Sirius in about _____...?

(A) 8 minutes
(B) 8 days

(C) 8 months
(D) 8 years

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What is it called when the Earth is closest to the sun _____________...?

(A) Aphelion
(B) Perihelion

(C) Apoapsis
(D) Periapsis

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What is used in making of alloys...?

(A) Gypsum
(B) Granite

(C) Chromium
(D) Lime-stone

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