Thursday, March 9, 2023

Everyday Science 601-650 MCQs

 Everyday Science


601. The hard, solid rocks, whose composition or texture has been changed by heat or pressure in the Earth are called ________?

a. Sedimentary rocks

b. Metamorphic rocks

c. Igneous rocks

d. All of the above


602. Most abundant color in Earth is _______?

a. Blue

b. Green

c. Brown

d. Black


603. Vitamin C deficiency leads to: ________?

a. Scurvy

b. Cold

c. Cancer

d. Rickets


604. Which of the following is a function of Vitamin A in the body?

a. Vision, bone and body growth

b. Immune defenses, maintenance of body linings and skin

c. Normal cell development and reproduction

d. All of the above


605. Common food sources of Vitamin A are: _________?

a. Milk, eggs, butter, cheese, cream, and liver

b. White sugar, honey, and sugar cane

c. Broccoli, apricots, cantaloupe, carrots, sweet potato, spinach

d. Both A and C


606. The vitamin folate works together with ________ to produce new red blood cells?

a. Vitamin D

b. Vitamin A

c. Vitamin B-12

d. None of the above


607. Which of the following is not  a water soluble vitamin?

a. Tocopherol

b. Pyridoxine

c. Pantothenic acid

d. Niacin


608. Deficiency of Iodine causes: ________?

a. Anemia

b. Scurvy

c. Goiter

d. Rickets


609. Growth is provided by _______?

a. Protein

b. Minerals

c. Vitamins

d. Carbohydrates


610. The percentage of water used for drinking in the world is?

a. 1%

b. 10%

c. 3%

d. 5%


611. In Space, our body _______?

a. Gains Weight

b. Loses Weight

c. No Change

d. Little Change


612. One Quintal is Equal to ________?

a. 70 kg

b. 80 kg

c. 90 kg

d. 100 kg


613. The Scientist who told "Heat is a form of Energy" was ________?

a. Thomas Alva Edison

b. Newton

c. Joule

d. Kepler


614. The Time taken for sunlight to reach the Earth is _________?

a. 700 sec

b. 8hrs 20 mins

c. 8 mins 20 sec

d. 8 mins


615. The Mirror used in the Automobiles are ________?

a. Concave

b. Convex

c. Plains

d. Reflective


616. The distance b/w Earth and Moon is _______?

a. 3,50,000 km

b. 3,60,100 km

c. 3,72,000 km

d. 3,84,400 km


617. How long does it take for the moon to orbit the earth once?

a. 26.3 days

b. 27.3 days

c. 28.3 days

d. 30.3 days


618. The density of air is ________?

a. 0.225 kg/m3

b. 1.025 kg/m3

c. 1.225 kg/m3

d. 1.425 kg/m3


619. Density of Ice is ________?

a. 800 kg/m3

b. 917 kg/m3

c. 930 kg/m3

d. 1000 kg/m3


620. Wind always blows from area of ________?

a. Low pressure to high pressure

b. High pressure to low pressure

c. Only low pressure

d. Only high pressure


621. Freezing point of water is _______?

a. 0 degree C

b. -2 degree C

c. -4 degree C

d. None of the above


622. The melting point of ice is ________?

a. 0 degree C

b. 100 degree C

c. 4 degree C

d. -4 degree C


623. How many Dynes are there in one gram weight?

a. 993

b. 981

c. 250

d. 375


624. "Ornithology" is the study of _________?

a. Birds

b. Insects

c. Sea Plants

d. Sea Animals


625. 'Bar' is the unit of ________?

a. Temperature

b. Heat

c. Atmospheric pressure

d. Current


626. One joule is equal to _______?

a. 10 to raise to power 5 ergs

b. 10 to raise to power 3 ergs

c. 10 to raise to power 7 ergs

d. 10 to raise to power 11 ergs


627. Scientist discovered a previously undetected feature of the human Anatomy that could be the largest organ of human body?

a. Brass

b. Pectora

c. Interstitium

d. Otic


628. Which of the following does not pollute the air?

a. Nitrogen Dioxide

b. Sulfur dioxide

c. Carbon dioxide

d. None of these


629. Kilohertz (kHz) is a unit which measures?

a. Power used by a current of one ampere

b. Electromagnetic radio wave frequencies

c. Voltage

d. Electric resistance


630. The study of heavenly bodies is known as ________?

a. Astrology

b. Astronautics

c. Astronomy

d. Astrophysics


631. Jupiter has _______ known moons.

a. 62

b. 73

c. 79

d. 53


632. In 2013, Planck measured the age of the universe at _________?

a. 13.82 billion years

b. 4.53 billion years

c. 4.6 billion years

d. 4.53 billion years


633. Human beings use _______ liters of pure oxygen per day.

a. 550

b. 2500

c. 1,050

d. 10,000


634. The yellow colour in photochemical smog is due to the presence of ________?

a. Sulphur dioxide

b. Carbon dioxide

c. Nitrogen dioxide

d. CFC's


635. Why normal rain is slightly acidic?

a. due to presence of dust in air

b. carbon dioxide and water in clouds react to form carbonic acid

c. ozone depletion

d. All of these


636. Dissolved oxygen (DO) in water should be?

a. 400 to 800 ppm

b. 4000 to 8000 ppm

c. 0.4 to 0.5 ppm

d. 4 to 5 ppm


637. Montreal Protocol 1987 was ________?

a. Treaty among nations to reduce nuclear arsenals

b. Climate control treaty

c. Treaty to protect ozone layer

d. Trade policy about tariffs


638. How many meters are in one mile?

a. 1409.34

b. 1509.34

c. 1609.34

d. None of the above


639. As a result of which treaty, ozone hole in Antarctica is slowly healing?

a. Koyoto protocol

b. Ottawa treaty

c. Montreal protocol

d. Oslo Accord


640. The main culprit of greenhouse effect is Carbon dioxide. But which is the second element contributing most to greenhouse effect ________.

a. Nitrogen Dioxide (NO2)

b. Chlorofluorocarbons (CFCs)

c. Methane (CH4)

d. High-fructose corn syrup (HFCs)


641. Chemical name of Dry Ice?

a. Solid Carbon Dioxide

b. Calcium Carbon

c. A & B

d. Sodium Oxide


642. Moon is a _______?

a. Star

b. Planet

c. A & B

d. Satellite


643. The scientific study of measurement is known as ________?

a. Entomology

b. Metrology

c. Ichthyology

d. Ecology


644. The study of organisms and their environment is known as _________?

a. Acoustics

b. Ecology

c. Ichthyology

d. None of these


645. The scientific study of insects is known as ________?

a. Ichthyology

b. Entomology

c. Zoology

d. Botany


646. The study of fish is known as ________?

a. Entomology

b. Ichthyology

c. Ecology

d. None of these


647. White blood cells are also known as _______?

a. Thrombocytes

b. Leucocytes

c. Erythrocytes

d. None of these


648. Frozen dew is also known as ________?

a. Frost

b. Black ice

c. Frozen ice

d. Black hail


649. A body of land that is surrounded by water on three sides is called ________?

a. Strait

b. Bay

c. Peninsula

d. Gulf


650. When a single month has two full moons, the second moon is called ________?

a. Super moon

b. Blue moon

c. Super blue moon

d. Red moon

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