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Everyday Science 2124 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  2124

Milk tastes sour when kept in the open for sometime due to the formation of __________?
A lactic acid
B citric acid
C acetic acid
D carbonic acid
Correct Answer: lactic acid
Sedimentary rocks are formed by natural process known as ?
A Lithification
B Rejuvenation
C Hydration
D Peroxidation
Correct Answer: Lithification
Which of the following statements is true when we see ‘rainbow’ ?
A We face sun and raindrops
B The Sun remains behind us and we face raindrops
C In light rainfall, we face Sun
D The sky remains clear and the sun is at lower position in the sky
Correct Answer: The Sun remains behind us and we face raindrops
Which of the following is a positively charged particle emitted by a radioactive element?
A Beta Rays
B Alpha Rays
C Gamma Rays
D None of these
Correct Answer: Alpha Rays
Rain drops fall from great height Which among the following statements is true regarding it?
A they fall with that ultimate velocity, which are different for different droplets
B they fall with same ultimate velocity
C their velocity increases and they fall with different velocity on the earth
D their velocity increases and they fall with same velocity on the earth
Correct Answer: they fall with that ultimate velocity, which are different for different droplets
BRT stand for ?
A Blue rapid Transport
B Best road transportation
C Bus Rapid Transit
D Best road Transit
Correct Answer: Bus Rapid Transit
Why the needle of iron swims on water surface when it is kept gently ?
A It will remain under the water, when it will displace more water than its weight
B the density of needle is less than that of water
C due to surface tension
D due to its shape
Correct Answer: due to surface tension
Atmospheric pressure decrease rapidly with altitude because the air becomes_______ ?
A Colder
B Less denser
C Rich in Ozone
D Warmer
Correct Answer: Less denser
Which among the following waves is used for communication by artificial satellites ?
A Micro waves
B Radio waves
C A. M.
D Infra-red waves
Correct Answer: Micro waves
Skin has ___________ layers?
A One
B Two
C Three
D Four
Correct Answer: Three
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