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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Cell organelle found in animal cell and help intracellular digestion...?

(A) Lysosome
(B) Ribosomes

(C) Mitochondria
(D) Golgi apparatus

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_________ contains ozone layer....?

(A) Thermosphere
(B) Exosphere

(C) Lithosphere
(D) Stratosphere

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Primary cosmic rays are composed largely of very fast__________...?

(A) Protons
(B) Neutrons

(C) Electrons
(D) Gamma rays

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What natural phenomena are measured by the Richter Scale...?

(A) Volcanoes
(B) Typhoons

(C) Earth quacks
(D) Tsunami

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The biggest species of the cat family is___________...?

(A) Tiger
(B) Lion

(C) Leopard
(D) None

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_______ is called folic acid....?

(A) Vitamin B1
(B) Vitamin B6

(C) Vitamin B9
(D) Vitamin B12

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During metaphase homologous chromosomes arrange themselves on the _____...?

(A) Poles of the spindle
(B) Equator of the spindle

(C) Center of the cell
(D) Randomly in the cytoplasm

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A process in which liquid is purified is called...?

(A) Filtration
(B) Sublimation

(C) Distillation
(D) Crystallization

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When one atom forms cation by losing electron and other forms anion by accepting that electron then bond form between them is ______...?

(A) Covalent bond
(B) Ionic bond

(C) Coordinate covalent bond
(D) Hydrogen bond

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