everyday science Mcqs
351. If the length of a heater coil is reduced by 10% of its original length, then Power consumed by heater will?
comments icon0

A. Increase by 0.5%

B. Decrease by 0.5%

C. Increase over 10%

D. Decrease by 10%
352. What are the three subatomic particles of an atom?
comments icon0

A. Protons,Nucleus & Elements.

B. Elements,Nucleus & Protons

C. Protons,Nucleus & Electrons

D. Protons,Neutrons & Electrons
353. The speed of sound in air at sea level is approximately____________?
comments icon0
A. 340 meters per second

B. 370 meter per second

C. 320 meter per second

D. 300 meter per second

354. What are considered the building blocks of matter?
comments icon0

A. Elements

B. Atoms

C. Protons

D. Molecules

355. Which of the following cells are Colourless?
comments icon0

A. platelets

B. White blood cells

C. Monocytes

D. Red blood cells

356. Phosphorus is an essential component of one of the following biological molecules:
comments icon0

A. None

B. Nucleic acids

C. Carbohydrates

D. Amino acids

357. What kind of weathering takes place on the valley side above the surface of the glacier?
comments icon0
A. Frost shattering

B. Abrasion

C. Plucking

D. Chemical weathering

358. The oldest barrage on the river Indus at Sukkur was built in_____?
comments icon0

A. 1940

B. 1928

C. 1932

D. 1930

359. All of the following are electromagnetic radiations except__________?
comments icon0

A. X-Rays

B. Red light

C. Photon

D. Sound waves
360. Mercury is also known as_________?
comments icon0

A. Shine Silver

B. Slippery Silver

C. Slow Silver

D. Quick Silver
361. The biggest species of the cat family is___________?
comments icon0

A. Leopard

B. Tiger

C. None

D. Lion

362. Rate of evaporation of petrol is greater than that of water at room temperature because:
comments icon0

A. petrol molecules have greater size

B. petrol molecules do not have any hydrogen bond

C. water molecules have small size

D. petrol is an organic compound

363. What sub-class of neutron star is known for its extremely high magnetic field?
comments icon0

A. Magneto

B. Magnetar

C. Magnetta

D. Quasar

364. What are the names of the two stars in the Big Dipper used to locate Polaris?
comments icon0

A. The North Seekers

B. The Pointer Sisters

C. The Pointer Stars

D. None of these

365. Phobos is the natural satellite of which planet__________ ?
comments icon0
A. Mars

B. Neptune

C. Venus

D. Saturn

366. Deficiency of vitamin B1 is causes__________?
comments icon0

A. Bone Infection

B. Beriberi

C. Rickets

D. Myopia

367. Anti Diuretic hormone is secreted by one of the following glands?
comments icon0

A. Thyroid

B. Pituitary

C. Pancreas

D. None

368. The Stevenson screen contains all of these EXCEPT:
comments icon0

A. Ordinary thermometer

B. Maximum thermometer

C. Anemometer

D. Wet bulb thermometer

369. The point that lies directly above the source of an earthquake is known as _______________ ?
comments icon0

A. Earthquake Center

B. Gravitational Center

C. Epicenter

D. Geological Center

370. A device that converts mechanical energy into electric energy is called_______?
comments icon0

A. Transformer.

B. Coil.

C. Motor.

D. Generator.
371. An element that does not occur in nature but can be produced artificially is__________?
comments icon0

A. Thorium

B. Plutonium

C. Uranium

D. Radium

372. ____________ have no charge?
comments icon0

A. None of These

B. Electrons

C. Neutrons

D. Protons

373. 2017 Nobel Prize Currently Awarded in Physics is for_________________?
comments icon0

A. Far Observation of Gravitational Weight

B. Far Observation of Gravitational Waves

C. Far Objectivity of Gravitational Waves

D. First Observation of Gravitational Waves
374. Which one of the following is the main culprit in the thinning of Ozone layer in the earths stratosphere?
comments icon0
A. Chlorofluorocarbons

B. Nitrogen oxides

C. Methane

D. Carbon dioxide

375. The variety of coal in which the deposit contains recognizable traces of the original plant material is____________?
comments icon0

A. anthracite

B. peat

C. bitumen

D. lignite

376. Entomology Is the Study of___________?
comments icon0

A. Animals

B. worms

C. insects

D. All of these

377. Study of the Universe is known as___________?
comments icon0

A. Petology

B. Cosmology

C. Sociology

D. Universology

378. Rainfall related to mountains is:
comments icon0

A. Cyclonic rainfall

B. Monsoon rains

C. Normal rainfall

D. Orographic rainfall
379. One of these scientists formulated basic laws of Geometry?
comments icon0
A. Pythagorus

B. None

C. Aristotle

D. Archimedes

380. The distance of longitude represents how many minutes difference in time?
comments icon0
A. 4 minutes

B. 15 minutes

C. 1 minute

D. 10 minutes

381. Rancidity produced in butter can be decreased by adding quinoline to the butter. This statements shows that _______________?
comments icon0

A. Quinoline is an activator

B. Nothing is impossible

C. Quinoline is an inhibitor

D. Quinoline is a catalyst

382. The alpha particles are compact clusters of______________?
comments icon0

A. None

B. Electron and Proton

C. Three protons and three Neutrons

D. Two Protons and two Neutrons
383. Cow milk is a rich source of____________?
comments icon0
A. vitamin A

B. vitamin C

C. vitamin B

D. vitamin K

384. Which of these is not a Metamorphic rock?
comments icon0

A. Gneiss

B. Slate

C. Diorite ?

D. Schist

E. Quartzite

385. Nuclear radiation is emitted by those elements whose:
comments icon0

A. nuclei are stable

B. molecules are stable

C. molecules are unstable

D. nuclei are unstable
386. Bromine is a___________________?
comments icon0
A. red-brown liquid

B. black solid

C. highly inflammable gas

D. colourless gas

387. The areas around the North and South poles within the Polar circles is called _____________?
comments icon0

A. The Temperature Zone

B. The Frigid Zone

C. The Torrid Zone

D. The Hardiness Zone

388. Which is correct order of solar system starting from Sun ?
comments icon0

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

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

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

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

389. What is it called when the Earth is closest to the sun _____________?
comments icon0

A. Aphelion

B. Perihelion

C. Apoapsis

D. Periapsis

390. Which among the following is the correct sequence of the various layers of the Atmosphere from the Earths surface?
comments icon0

A. Mesosphere, Stratosphere, Ionosphere, Troposphere

B. Troposphere, Ionosphere, Stratosphere, Mesosphere

C. Ionosphere, Mesosphere, Stratosphere, Troposphere

D. . Troposphere, Stratosphere, Mesosphere, Ionosphere
391. How many numbers of chromosomes in Pea plant?
comments icon0

A. 48

B. 14

C. 46

D. 12

392. During a total solar eclipse the rate of Photosynthesis___________?
comments icon0
A. Decrease

B. Remain Constant

C. None of them

D. Increase

393. The total energy of revolving electron in an atom_____________
comments icon0

A. Will always be positive

B. Cannot be negative

C. Can have any value above zero

D. Can never be positive
394. Galvanised Iron sheets have a coating of____________
comments icon0

A. Chromium

B. Tin

C. Zinc

D. Silver

395. Which is least Conductor of Electricity among the following?
comments icon0

A. Water

B. Copper

C. Iron

D. Wood
396. What causes the Moons phases?
comments icon0

A. The Sun lights up only one half of the Moon and as the Sun orbits the Earth we can sometimes see the unlit side of the Moon.

B. The Earths shadow falls on the Moon, blocking the sunlight.

C. The Sun lights up only one half of the Moon and as the Moon orbits the Earth we can sometimes see the unlit side of the Moon.

D. The Moons shadow falls on the Earth, blocking the sunlight.

397. Water is a universal solvent for what reactions?
comments icon0
A. Biochemical

B. Chemical

C. Nuclear

D. Physical

398. What is the element required for solar energy conversion ______?
comments icon0

A. Beryllium

B. Ultra pure carbon

C. Silicon

D. Tantalum

399. It is a secondary plant nutrient?
comments icon0

A. Nitrogen

B. Phosphorus

C. none

D. Sulphur
400. One of the following countries produces maximum energy from atomic reactors?
comments icon0

A. France

B. none

C. USA

D. UK