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Everyday Science 2137 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.

All Topics  2137

Melanoma (skin cancer) is associated with ______________?

A ozone accumulation
B ozone depletion
C acid rain
D allergens
Correct Answer: ozone depletion

The earth’s atmosphere is divided into layers based on the vertical profile of __________?

A Air pressure
B Air temperature
C Air density
D Wind speed
Correct Answer: Air temperature

The temperature at which water boils depends mainly on ____________?

A Air temperature
B Relative humidity
C Air pressure
D Air density
Correct Answer: Air pressure

A term biotype means ___________?

A all individuals having same phenotype
B all individuals having same genotype
C all individual with different phenotype
D all individuals with different genotype
Correct Answer: all individuals having same phenotype

Barnacles growing on the back of whale is an example for ________________?

A mutualism
B parasitism
C amensalism
D commensalism
Correct Answer: commensalism

Fine organic or inorganic particles suspended in air is called _______________?

A particulate pollutant
B gaseous pollutant
C aerosol
D none of these
Correct Answer: aerosol

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
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