Red color of tomato is due to___________...? Mcqs

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Red color of tomato is due to___________...?

(A) Anthocyanin
(B) Xanthophyll’s

(C) Lycopene
(D) None of these

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Latest MCQs

The Mirror used in the Automobiles are___________...?

(A) Concave
(B) Convex

(C) Plains
(D) Reflective

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An astronaut inside a spacecraft is in a state of weightlessness. This implies that...?

(A) The mass of the astronaut is reduced to zero
(B) Gravity inside the spacecraft ceases to act

(C) The astronaut is outside the influence of the earth’s gravitational force
(D) The astronaut and the spacecraft are both in a free-failing state

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Fog that most often forms as warm rain falls into a cold layer of surface air is called ______________...?

(A) Radiation fog
(B) Evaporation (mixing) fog

(C) Advection fog
(D) Upslope fog

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An atom is neutral but when an atom or molecule that carries net electric due to gain or loss of an electron is called an...?

(A) Ion
(B) Molecule

(C) Anion
(D) Cation

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The molecular model of DNA which suggests the basic mechanism replication was proposed by...?

(A) James Watson and Francis Crick
(B) Charles Darwin and Gregor Mendel

(C) Louis Pasteur and Robert Koch
(D) Albert Einstein and Max Planck

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The correct age of solar system is approximately __________...?

(A) 4.3 Billion years
(B) 4.4 Billion years

(C) 4.5 Billion years
(D) None of these

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Pig iron is also called________...?

(A) Cast iron
(B) Steel

(C) Wrought iron
(D) Stainless steel

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What is ‘Stealth Technology‘...?

(A) A device which when attached to an aircraft makes it invisible on the radar
(B) A coating which reduces the visibility of an aircraft on radar

(C) A Technology by which it is possible for the aircraft’s to spy in the enemy air-space
(D) A technology by using which paratroopers can be dropped stealthily behind the enemy columns.

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Which has highest fuel value...?

(A) Charcoal
(B) Gasoline

(C) Hydrogen
(D) None of these

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