Which of the following is a positively charged particle emitted by a radioactive element...? Mcqs

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Which of the following is a positively charged particle emitted by a radioactive element...?

(A) Beta Rays
(B) Alpha Rays

(C) Gamma Rays
(D) None of these

Latest MCQs

What is the substance that causes undesirable change to the environment...?

(A) Climate Change
(B) Pollution

(C) Pollutant
(D) None

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What happens when you run a plastic comb through your dry and non-oily hair and then hold the comb above bits of paper...?

(A) Bits of paper get instantly attracted to the comb
(B) Bits of paper remain unaffected

(C) Bits of paper start to repel the comb
(D) Bits of paper start to stick to your hair

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What is the correct genotypic ratio from a cross between Aa and aa...?

(A) 1/2 AA & 1/2 aa
(B) 1/2 Aa & 1/2 aa

(C) 3/4 Aa & 1/4 aa
(D) 1/4 AA 1/2 Aa & 1/4 aa

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Which of these is not a region of the spinal cord...?

(A) Thoracic
(B) Pelvic

(C) Lumbar
(D) none

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What is a mixture of Potassium Nitrate Powdered Charcoal and Sulphur called...?

(A) Paint
(B) Glass

(C) Gun Powder
(D) Cement

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What is the phenotypic ratio in the F2 generation of incomplete dominance...?

(A) 2:1
(B) 1:2:1

(C) 9:3:3:1
(D) 1:1

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__________ gas is released when coal is burnes in ln lack of Oxygen...?

(A) Carbon Dioxide
(B) Methane

(C) Ethene
(D) Carbon Monoxide

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The basic physical and functional unit of heredity is called _____...?

(A) Chromosome
(B) Gene

(C) Cell
(D) None of these

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What is a Geiger Counter used to measure...?

(A) Radioactivity
(B) Pressure

(C) Water flow
(D) None of these

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