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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How many light years the earth and sun are away from the center of Milky Way galaxy...?

(A) 27000
(B) 23000

(C) 20000
(D) 25000

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Which one of the following is the main culprit in the thinning of Ozone layer in the earth’s stratosphere...?

(A) Carbon dioxide
(B) Chlorofluorocarbons

(C) Nitrogen oxides
(D) Methane

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Scientific Name of Human is____________...?

(A) Homo sapiens
(B) Mono sapiens

(C) Bio sapiens
(D) Cosmopolitan

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Which of these is NOT an example of a renewable energy source...?

(A) Wind energy
(B) solar

(C) Coal
(D) Hydroelectric power

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The motion of a falling ball towards Earth is due to the _____...?

(A) Weightlessness
(B) Gravitational force

(C) Acceleration due to gravity
(D) Both 'a' and 'b’

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Coleoptile is a structure found in _____...?

(A) Maize Seed
(B) Bean Seed

(C) Both A and B
(D) None

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In an oscillating pendulum, the bob accelerates from its extreme position due to ______...?

(A) Inertia
(B) Tension in the string

(C) Wind
(D) Gravitational force

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Rainbow is seen after rain because of hanging molecules of water which act as __________...?

(A) Lens
(B) Prism

(C) Mirror
(D) Slabs

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Albatros is__________...?

(A) A sea bird
(B) A beetle

(C) A fruit
(D) None

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