Everyday Science 451-500 MCQs

Everyday Science

451. The rocks formed out of layers of sediment bonded together are known as ________?

a. Metamorphic rocks

b. Sedimentary rocks

c. Igneous rocks

d. All of the above

452. What is the name of the central part of the earth?

a. Mantle

b. Core

c. Crust

d. None of the above

453. Evaporation from ice and snow is known as ________?

a. evaporation

b. sublimation

c. hydrogenation

d. insolation

454. Ice mass that covers more than fifty-thousand square kilometers of land area is classified as _________?

a. ice sheet

b. ice field

c. glacier erosion

d. ice cap

455. Pedosphere is sum of ________?

a. Organisms

b. Soil and water

c. Air

d. All of above

456. Sum of all ecosystems is classified as _______?

a. Aerosphere

b. Ionosphere

c. Biosphere

d. Ozonosphere

457. Average salinity or ratio of salt as per kilogram of water of ocean is ________?

a. 35 grams

b. 55 grams

c. 32 grams

d. 42 grams

458. The protein content in wheat is approximately __________?

a. 6%

b. 9%

c. 12%

d. 15%

459. Alzheimer's disease in human beings is characterized by the degeneration of _______.

a. Kidney cells

b. Nerve cells

c. Liver cells

d. Spleen cells

460. The protein content of edible portion of egg is _________?

a. 13%

b. 13.3%

c. 14%

d. 14.5%

461. Vitamin A is found in the _________?

a. Green vegetables

b. White vegetables

c. Yellow vegetables

d. Red vegetables

462. On passing through food stuff, X-ray can kill the ________?

a. Fungus

b. Virus

c. Bacteria

d. Insects

463. Intrinsic Semi-conductor is also known as ________?

a. Impure-Conductor

b. Pure-Conductor

c. Simple-Conductor

d. None of these

464. Diameter of Sun is _________?

a. 12 Lakh kms

b. 13 Lakh kms

c. 14 Lakh kms

d. 15 Lakh kms

465. Which is correct order of solar system starting from Sun?

a. Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune

b. Mercury, Venus. Earth, Mars, Jupiter, Saturn, Neptune, Uranus

c. Mercury, Venus, Mars, Earth, Jupiter, Saturn, Neptune, Uranus

d. Mercury, Venus, Earth, Jupiter, Mars, Saturn, Uranus, Neptune

466. Big Bang was an explosion that occurred?

a. 10 Billion years ago

b. 15 Billion years ago

c. 20 Billion years ago

d. 25 Billion years ago

467. Big Bang theory explains ________?

a. Origin of Universe

b. Origin of Sun

c. Laws of physics

d. None of above

468. Approximately how many Galaxies are there?

a. 10 Billion Galaxies

b. 100 Billion Galaxies

c. 1000 Billion Galaxies

d. 10000 Billion Galaxies

469. Study of the Universe is known as ________?

a. Sociology

b. Cosmology

c. Universology

d. Petology

470. Hydrogen peroxide (H2O2) _________?

a. helps line up cell proteins

b. is poisonous to tissue

c. is often needed as a catalyst

d. aids in oxidation of glucose

471. Which of the following is a mammal?

a. Ostrich

b. Crocodile

c. Platypus

d. Duck

472. A man can survive without food for at least?

a. 1 month

b. 2 month

c. 3 month

d. 4 month

473. Places experiencing equal impact of an earthquake are called __________?

a. Seismic lines

b. Seismic built

c. Seismic plates

d. Seismic waves

474. Border line which separates outer space from Earth's atmosphere is known as _________?

a. Durand line

b. Space line

c. Venus line

d. Karman line

475. Second layer of Earth's atmosphere is _________?

a. Stratosphere

b. Mesosphere

c. Troposphere

d. Thermosphere

476. What is the height of the atmosphere layer mesosphere?

a. 85 km

b. 50 km

c. 40 km

d. 10 km

477. Bromine is a _________?

a. black solid

b. red-brown liquid

c. colourless gas

d. highly inflammable gas

478. The variety of coal in which the deposit contains recognizable traces of the original plant material is ________?

a. bitumen

b. anthracite

c. lignite

d. peat

479. The property of a substance to absorb moisture from the air on exposure is called ________?

a. osmosis

b. deliquescence

c. efflorescence

d. desiccation

480. An extremely small piece of silicon on which integrated circuits are implicated is called _________?

a. Card Reader

b. Hollerith Code

c. Feed

d. Chip

481. Earth is closest to the sun every year in early ________, when it's winter for the Northern Hemisphere. We're farthest away from the sun in early ________, during our Northern Hemisphere summer.

a. January - July

b. June - December

c. July - January

d. December - June

482. What is it called when the Earth is closest to the sun ________?

a. Aphelion

b. Perihelion

c. Apoapsis

d. Periapsis

483. Circadian Rhythm refers to ________?

a. Planetary movements

b. Formation of galaxies

c. Human body cycles

d. Calisthenics

484. Fuzzy logic is a part of ________?

a. Aristotle's philosophy

b. Computer science

c. Epicureanism

d. Sophism

485. Periodontics deals with _________?

a. Surgery of spine

b. Stomach disorders

c. Ligaments restoration

d. Dentistry

e. Heart attacks

486. Which of the following conditions related to smoking involves damage to the alveoli sacs?

a. Lung Cancer

b. Atherosclerosis

c. Emphysema

d. Asthma

487. How does smoking cigarettes impact the red blood cells?

a. Decreases their ability to congeal

b. Decreases their ability to carry oxygen

c. Decreases their ability to reach their typical life duration

d. Decreases their ability to cleanse wounds

488. What is the addictive drug in tobacco ________?

a. Ethanol

b. Nicotine

c. Ammonia

d. Tar

489. Which of the following chemicals is not found in tobacco smoke?

a. Chlorine bleach

b. Rocket fuel

c. Nail polish remover

d. Barbecue lighter fluid

490. The atmosphere greenhouse effect is produced mainly by the _________?

a. Absorption and re-emission of visible light by the atmosphere

b. Absorption and re-emission of ultraviolet radiation by the atmosphere

c. Absorption and re-emission of infrared radiation by the atmosphere

d. Absorption and re-emission of visible light by clouds

e. Absorption and re-emission of visible light by the ground

491. At what time of day is the relative humidity normally at a minimum ________?

a. When the air temperature is highest

b. Just before sunrise

c. About midnight

d. When the air atmosphere is lowest

492. Water vapor is ________?

a. A gas

b. A cloud droplet

c. A rain drop

d. A snowflake

493. Acid deposition causes _________?

a. the greenhouse effect to lessen

b. lakes and forests to die

c. acid indigestion in humans

d. all the above are correct

494. Salinization is ________?

a. Accumulation of salts in water

b. Accumulation of salts in soil

c. Accumulation of salts in body

d. Accumulation of salts in animals

495. The gradual physiological adjustment to slowly changing new environmental conditions is known as _________?

a. Selection

b. Introduction

c. Acclimatization

d. Quarantine

496. The atmosphere near the earth's surface is "heated from below". Which of the following does not significantly contribute to this heating ________?

a. Conduction of heat upward from a hot surface

b. Convection from a hot surface

c. Absorption of infrared energy that has been radiated from the surface

d. Heat energy from the earth's interior

497. The blueness of the sky is mainly due to ________?

a. The scattering of sunlight by air molecules

b. The presence of water vapor

c. Absorption of blue light by the air

d. Emission of blue light by the atmosphere

498. Fatal degenerative lung disease caused by particulate asbestos is referred to as _______?

a. asbestosis

b. asthma

c. allergy

d. sinusitis

499. In middle latitudes, which cloud will have the lowest base __________?

a. Cirrostratus

b. Stratocumulus

c. Altocumulus

d. Cirrus

500. The pyramid of energy in any ecosystem is ________?

a. Always upright

b. May be upright or invented

c. Always inverted

d. Always circle