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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The material that comes out of a volcano at the time of eruption is:...?

(A) Solid, liquid, gaseous
(B) Solid and liquid

(C) Solid and gaseous
(D) None of these

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Fertilizers are substances containing chemical elements such as manure or mixture of ______...?

(A) Lipids
(B) Carbohydrates

(C) Nitrates
(D) Proteins

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Name the Scientist who stated that matter can be converted into energy...?

(A) Boyle
(B) Einstein

(C) Avogadro
(D) Lavoisier

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The female reproductive part of the flower is called...?

(A) Stamen
(B) Carpel (Pistil)

(C) Anther
(D) Filament

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Respiratory surface possesses following property...?

(A) Thin and wet
(B) Permeable

(C) Very large
(D) All of these

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The variety of coal in which the deposit contains recognizable traces of the original plant material is____________...?

(A) bitumen
(B) anthracite

(C) lignite
(D) peat

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A Cheetah can accelerate to 100 kmph in just__________....?

(A) 3 seconds
(B) 6 seconds

(C) 9 seconds
(D) 12 seconds

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One of these scientists formulated basic laws of Geometry...?

(A) Pythagorus
(B) Archimedes

(C) Aristotle
(D) None

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Which of the following is true of bile salts...?

(A) They are enzymes
(B) They are manufactured by the pancreas

(C) They emulsify fats in the duodenum
(D) They increase the efficiency of pepsin action

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