M C Q s D r i v e

Everyday Science 2141 MCQs [All-Courses]

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Prepare effectively with our Everyday Science MCQs designed for PPSC, FPSC, NTS, OTS, PTS, AJKPSC, BPSC, KPPSC, PMS, CSS, and all competitive exams.
Our content covers Physics, Chemistry, Biology, Environment, Human Body, Inventions, Scientific Laws, and daily-life science concepts.
Strengthen your scientific understanding, improve MCQS accuracy, and boost your exam performance with well-structured and updated topics.

Fog that most often forms as warm rain falls into a cold layer of surface air is called ______________?

A Radiation fog
B Evaporation (mixing) fog
C Advection fog
D Upslope fog
Correct Answer: Evaporation (mixing) fog

When oil and gas resources are burnt they kill many forests and lakes by ________________ ?

A deforestation
B water pollution
C acid rain
D forest fire
Correct Answer: acid rain

The pyramid of energy in any ecosystem is _________?

A Always upright
B May be upright or invented
C Always inverted
D Always Circle
Correct Answer: Always upright

In middle latitudes, which cloud will have the lowest base ________________________ ?

A Cirrostratus
B Stratocumulus
C Altocumulus
D Cirrus
Correct Answer: Stratocumulus

Fatal degenerative lung disease caused by particulate asbestos is referred to as _____________?

A asbestosis
B asthma
C allergy
D sinusitis
Correct Answer: asbestosis

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
Correct Answer: The scattering of sunlight by air molecules

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
Correct Answer: Heat energy from the earth’s interior

The gradual physiological adjustment to slowly changing new environmental conditions is known as _____________________?

A Selection
B Introduction
C Acclimatization
D Quarantine
Correct Answer: Acclimatization

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
Correct Answer: Accumulation of salts in soil

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
Correct Answer: lakes and forests to die