Which one of the following is not a sign of physical change...? Mcqs

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Which one of the following is not a sign of physical change...?

(A) Change that can be reversed
(B) The substance does not turn into a new substance

(C) A release of gas
(D) None

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Latest MCQs

Select the correct sequence of biological method...?

(A) Law → Theory → Reasoning → Hypothesis
(B) Hypothesis → Theory → Law → Reasoning

(C) Hypothesis → Reasoning → Theory → Law
(D) Law → Hypothesis → Reasoning → Theory

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Who is the known as the father of taxonomy...?

(A) Aristotle
(B) Fransco Redi

(C) Carolus Linnaeus
(D) Rachel Carson

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Which isotope is used to determine the accumulation rates of pollutants in layers of soil...?

(A) Phosphorus - 32
(B) Carbon - 14

(C) Lead - 210
(D) Nitrogen - 15

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Which dissolves in water to form salt and water mixture...?

(A) Gas
(B) Liquid

(C) Solid
(D) None

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Day and night are the results of__________...?

(A) Earth rotation around its axis
(B) Earth revolution

(C) Earth rotation accompanied with its revolution.
(D) None of these

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Which of the following planets rotate from east to west on its exis...?

(A) Jupiter, Mars
(B) Mercury, Saturn

(C) Venus, Uranus
(D) Neptune, Earth

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How many blood vessels can be found in the Umbilical Cord...?

(A) Two
(B) One

(C) Four
(D) Three

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Which is not a biodegradable waste...?

(A) Vegetable peeling
(B) Plastic bottles

(C) Paper
(D) None

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Non stick cooking utensils are coated with________...?

(A) Black paint
(B) PVC

(C) Teflon
(D) polystyrene

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