everyday science MCQs – Page 79

Practise multiple-choice questions from everyday science for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

everyday science Mcqs
1561. Refraction of sound can occur in:
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A. Water

B. Air

C. Both A & B

D. None of these

1562. How many elements are in modern periodic table?
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A. 181

B. 108

C. 188

D. 118
1563. The time in which Earth completes its revolution around the Sun is________?
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A. 360 days

B. 340 days

C. 325 days

D. 365.25 days
1564. Which of the following vitamin is known as Biotin?
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A. vitamin B-5

B. vitamin B-4

C. vitamin B-7

D. vitamin B-3

1565. Which is the most electro-negative element among the following _________?
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A. Fluorine

B. Sodium

C. Bromine

D. Oxygen

1566. The group of minerals chemically containing hydrocarbons is_______?
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A. Oxide group

B. Organic group

C. Hydride group

D. Silicate group

1567. The process by which air flows from one location in the atmosphere to another is called __________?
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A. Conduction

B. Radiation

C. Convection

D. Electromagnetic Induction

1568. An edible underground stem is?
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A. Sweet-potato

B. Ginger

C. Radish

D. Sugarcane

1569. Chiken egg is composed of _______ cells?
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A. 1000 cells

B. One cell

C. One million cells

D. 100 cells

1570. The most pure form of carbon among these are?
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A. Lampblack

B. Anthracite

C. None of these

D. Graphite

1571. Saliva helps in the digestion of?
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A. Proteins

B. Starch

C. Fats

D. Lipids

1572. Blood glucose level is raised by the following except __________?
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A. Insulin

B. Cholesterol

C. Carbohydrates

D. Epinephrine

1573. In Essential thrombocythemia (ET) condition, bone marrow makes?
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A. Normal platelets

B. Does not effect

C. Too few platelets

D. Too manyplatelets
1574. Enzymes are organic catalysts made up of ?
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A. Carbohydrates

B. Nucleic Acid

C. Fats

D. Proteins
1575. Which one of the following is a bio molecule?
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A. Glutaric Acid

B. Formic Acid

C. Glutamic Acid

D. Tartic Acid

1576. Study of Liver and its diseases is called?
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A. Hepatology

B. Angiology

C. Otology

D. Mycology

1577. All of the following foods contain carbohydrates except.
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A. Meat

B. Potato

C. Milk

D. Rice

1578. Dyne is the unit of?
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A. Velocity

B. Pressure

C. Momentum

D. Force
1579. In general, good absorbents of electromagnetic radiation are also good___________?
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A. Semi Conductors

B. Radiators

C. Conductors

D. Insulators

1580. Retinol is the chemical name of?
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A. Vitamin A

B. Vitamin K

C. Vitamin C

D. Vitamin B