Ozone layer protects the Earth from __________ radiations from the Sun....? Mcqs

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Ozone layer protects the Earth from __________ radiations from the Sun....?

(A) microwaves
(B) infrared

(C) X-rays
(D) ultraviolet

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Periods in the periodic table are ____...?

(A) Vertical columns
(B) Horizontal rows

(C) Diagonal lines
(D) Blocks

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Qc can be defined as _____...?

(A) Ratio of product and reactants
(B) Ratio of molar concentration of product and reactant at specific time

(C) Ratio of molar concentration of product and molar volume of reactant
(D) Ratio of molar concentration of product and reactant raised to the power of coefficient

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Uncertainty Principle was given by...?

(A) Werner Heisenberg
(B) Farady

(C) John locke
(D) None of these

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A change in physical appearance or state of a substance is called ____...?

(A) Chemical Change
(B) Physical Change

(C) Nuclear Change
(D) Biological Change

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The audible range of normal elephant ear is ______...?

(A) 16 Hz to 20kHz
(B) 10 Hz to 31kHz

(C) 67 Hz to 45kHz
(D) 20 Hz to 20kHz

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Vitamin C is essential for ______...?

(A) Appetite
(B) Muscles

(C) Growth and repair of tissues
(D) None of these

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Cell or Tissue death within a living body is called as__________...?

(A) Neutrophilia
(B) Nephrosis

(C) Necrosis
(D) Neoplasia

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Which bird has legs but can’t walk ...?

(A) Loons
(B) Grebes

(C) Hummingbirds
(D) None of these

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The blood pressure is denoted as following...?

(A) Systolic Pressure / Diastolic Pressure
(B) Diastolic Pressure / Systolic Pressure

(C) Venous Pressure / Systolic Pressure
(D) Systolic Pressure / Pulse Pressure

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