Dead cells of xylem vessels arranged vertically have empty space inside called...? Mcqs

Latest MCQs

Dead cells of xylem vessels arranged vertically have empty space inside called...?

(A) Cell wall
(B) Lumen

(C) Cytoplasm
(D) Chlorophyll

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Evaporation can occur at ____...?

(A) Freezing point
(B) Melting point

(C) Boiling point
(D) All temperatures

Latest MCQs

What is the average adult pulse rate...?

(A) 140-150
(B) 115-125

(C) 72-80
(D) 60

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Joint in which bones are joined together by fibrous tissues is called _____________ ...?

(A) Fibrous joint
(B) Cartilaginous joint

(C) Synovial joint
(D) Ball and socket joint

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______ are the Breathing center of the body...?

(A) Nose
(B) Air

(C) Lungs
(D) None of these

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What is the name of instrument used for measuring distance traveled by wheeled vehicle ...?

(A) Odometer
(B) Optometer

(C) Barometer
(D) Metrometer

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Which of the following gases do plants and trees give out during photosynthesis...?

(A) Hydrogen
(B) Nitrogen

(C) Oxygen
(D) Carbon dioxide

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The blue colour of clear sky is due to_______________...?

(A) Reflection of light
(B) Refraction of light

(C) Diffraction of light
(D) Dispersion of light

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Milk tastes sour when kept in the open for sometime due to the formation of __________...?

(A) lactic acid
(B) citric acid

(C) acetic acid
(D) carbonic acid

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A fathom is equal to ________feets...?

(A) 6
(B) 5

(C) 4
(D) 3

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