___________ begins at 690 to 1,000 km from the surface, and extends to roughly 10,000 km....? Mcqs

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___________ begins at 690 to 1,000 km from the surface, and extends to roughly 10,000 km....?

(A) Troposphere
(B) Mesosphere

(C) Exosphere
(D) Stratosphere

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Which type of liquid is used in laboratory thermometer...?

(A) Alcohol
(B) Water

(C) Mercury
(D) Oxygen

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Which of the following has not involuntary muscles...?

(A) Bigestive System
(B) Blood Vessels

(C) Heart
(D) Brains

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Who came up with three laws of motion...?

(A) Galileo
(B) Albert Einstein

(C) Issac Newton
(D) Hubble

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Soap and detergents remove the dirt from clothes due to__________...?

(A) Osmosis
(B) Capillary action

(C) Lowering of interfacial tension
(D) Diffusion

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Which gas is used to extract energy from food in respiration...?

(A) CO2
(B) N2

(C) O2
(D) H2

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Deficiency of vitamin “D” in human body can causes____...?

(A) Gum disease
(B) Skin problem

(C) osteoporosis and fractures
(D) Eye-sighted weakness

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“Gastric juice” is a secretion of the glands present in________...?

(A) Gall Bladder
(B) Kidneys

(C) Stomach
(D) None of these

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A human baby is similar to human beings. The property due to which similar characteristics are transformed from the parents to their young once is termed as...?

(A) Genes
(B) Heredity

(C) Adaptation
(D) None

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When a saturated solution is diluted, it change into ____...?

(A) Saturated solution
(B) Unsaturated solution

(C) Concentrated solution
(D) Supersaturated solution

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