641. In the manufacture of banaspati ghee the gas used is __________?
A. Helium
B. Hydrogen
C. Oxygen
D. Nitrogen
✅ The correct answer is option B.
Everyday Science MCQs
Prepare with the best Everyday Science MCQs with answers and explanations for exams and job tests. Our collection covers physics, chemistry, biology, inventions, discoveries, human body systems, space science, environmental science, and scientific facts from daily life. These Everyday Science multiple-choice questions are designed for students, competitive exam aspirants, and professionals preparing for NTS, PPSC, FPSC, CSS, PMS, university entry tests, and recruitment assessments. Strengthen your general science knowledge and score higher with our updated Everyday Science MCQs.
642. When a person enters a dark room from bright light he is not able to see clearly for a little while because the?
A. Eye is unable to adjust itself immediately
B. Retina becomes insensitive momentarily
C. Iris is unable to dilate the pupil immediately
D. Distance between the lens and retina take time to adjust
✅ The correct answer is option C.
643. In how many days pluto revolves around the sun _____?
A. 88 years
B. 248 years
C. 12 years
D. 84 years
✅ The correct answer is option B.
644. The autonomic nervous system innervates all of these except?
A. Cardiac muscles
B. Skeletal muscles
C. Smooth muscles
D. none
✅ The correct answer is option B.
645. The half life of a radioactive element is 8-days. How long it take to reduce it from 10 mg to 5 mg?
A. 4 days
B. 12 days
C. 16 days
D. 8 days
✅ The correct answer is option D.
646. Which gas is used in preparation of Soda water?
A. Ammonia
B. Hydrogen
C. Nitrogen
D. Carbon Dioxide
✅ The correct answer is option D.
647. Newton metre is a unit of __________.
A. Substance
B. Length
C. torque
D. Work
✅ The correct answer is option C.
648. Atephobia is fear of _________?
A. Imperfection
B. Heights
C. Attitude
D. None of these
✅ The correct answer is option A.
649. T.V. transmission cannot cover a very large area because
A. the strength of T.V. waves is very limited
B. picture cannot be transmitted clearly after a specific distance
C. the shape of the earth is spherical
D. the air is not a good conductor of light and sound/waves
✅ The correct answer is option C.
650. Which is the biggest star in the Universe?
A. UY Scuti
B. Rigel
C. Canopus
D. Arcturus
✅ The correct answer is option A.