The pH scale is a measure of the acidity or alkalinity of a solution, and it ranges between ____...? Mcqs

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The pH scale is a measure of the acidity or alkalinity of a solution, and it ranges between ____...?

(A) 1 - 10
(B) 1 - 14

(C) 5 - 15
(D) 0 - 12

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Which substance is the most alkaline...?

(A) Milk
(B) Blood

(C) Ammonia
(D) Organic juice

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The 3N zygote is angiosperm develop into ______...?

(A) Seed coat
(B) Cotyledon

(C) Embryo
(D) Endosperm

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The large plates of solar pannels are painted...?

(A) Red
(B) White

(C) Yellow
(D) Black

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The part of an eye acting as a diaphragm of camera is ______...?

(A) Cornea
(B) Lens

(C) Iris
(D) Retina

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Fats are solids at ______...?

(A) Ordinary room temperature
(B) High temperature

(C) Higher than 50°C temperature
(D) N.O.T

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The process by which air flows from one location in the atmosphere to another is called __________...?

(A) Convection
(B) Radiation

(C) Conduction
(D) Electromagnetic Induction

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Decibel (dB) is the unit which can be used to measure the:...?

(A) Amplitude
(B) Wavelength

(C) Pitch
(D) None

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The chemical formula for methane gas is...?

(A) CH8
(B) CH6

(C) CH4
(D) CH2

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During digestion proteins are broken down into _____...?

(A) Fats
(B) Starch

(C) Amino Acid
(D) Glucose

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