In an acidic medium, phenolphthalein is colourless and in a basic medium, it is ____...? Mcqs

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In an acidic medium, phenolphthalein is colourless and in a basic medium, it is ____...?

(A) Green
(B) Blue

(C) Yellow
(D) Pink

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____, days become shorter and nights become longer....?

(A) Summer
(B) Spring

(C) Autumn
(D) Winter

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Nucleolus functions in:...?

(A) DNA replication
(B) RNA transcription

(C) Ribosome assembly
(D) Protein degradation

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In the ball and bowl system, the mean position is at ______...?

(A) The earth
(B) Floor of the bowl

(C) Center of bowl
(D) Extreme position

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The most brightest planet amongst the eight planets...?

(A) Mercury
(B) Jupiter

(C) Venus
(D) Neptune

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The study of the structure of the body is called _______ ...?

(A) Anthropobiology
(B) Anatomy

(C) Aphnology
(D) Apiology

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The principal constituent of the atmosphere of the Earth is...?

(A) Oxygen
(B) Carbon

(C) Hydrogen
(D) Nitrogen

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Select the odd one of the followings...?

(A) Active transport
(B) Diffusion

(C) Facilitated diffusion
(D) Osmosis

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Which substance is the most alkaline...?

(A) Milk
(B) Blood

(C) Ammonia
(D) Organic juice

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The approximate value of the speed of sound in air at 0°C temperature ______...?

(A) 332 m/s
(B) 34 m/s

(C) 17 m/s
(D) 680 m/s

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