A method which is used to separate coloured chemicals or substances, especially dyes is known as...? Mcqs

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A method which is used to separate coloured chemicals or substances, especially dyes is known as...?

(A) Filtration
(B) Sublimation

(C) Paper chromatography
(D) Distillation

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What do you understand by disease “Insomnia”...?

(A) Color blindness
(B) Depression

(C) Hypertension
(D) Inability to sleep

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Sedimentary rocks are formed by natural process known as ...?

(A) Lithification
(B) Rejuvenation

(C) Hydration
(D) Peroxidation

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Magnification of a light microscope is formed by using mixture of the power of the eyepiece and the _____ lens....?

(A) Concave
(B) Convex

(C) Objective
(D) Mirror

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Lenses form images through ______...?

(A) Dispersion
(B) Diffraction

(C) Refraction
(D) Reflection

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In the manufacture of banaspati ghee the gas used is __________...?

(A) Helium
(B) Hydrogen

(C) Oxygen
(D) Nitrogen

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The observable traits of an individual are:...?

(A) Genotype
(B) Phenotype

(C) Alleles
(D) None of these

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DNA is a very large molecules and consists of units called...?

(A) Amino acids
(B) Nucleotide

(C) Cells
(D) Molecules

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Animal without red blood cells is_________ ...?

(A) Frog
(B) Earthworm

(C) Snake
(D) Crocodile

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The list that shows electromagnetic waves in order of an increasing wavelength is _____...?

(A) Microwaves, X-rays, Gamma-rays
(B) Microwaves, Gamma-rays, X-rays

(C) X-rays, gamma-rays, Microwaves
(D) Gamma-rays, X-rays, Microwaves

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