A. Copper
B. Gold
C. Silver
D. lead
✅ The correct answer is option C.
Everyday Science MCQs
All of the following statements are incorrect except:
A. Precision and accuracy should go side by side in a scientific work
B. Scientific work must be precise, accuracy is not essential
C. Scientific work must be accurate, precision is not essential
D. Calculations must be made before any experiment
✅ The correct answer is option A.
___________ is a strong smelling agent added to LPG cylinders to detect leakage?
A. Nitrogen Peroxide
B. Ethyl Mercaptan
C. Carbon Monoxide
D. Sulphur Dioxide
✅ The correct answer is option B.
Which of the following does not pollute the air?
A. Nitrogen Dioxide
B. Sulfur dioxide
C. Carbon dioxide
D. none of these
✅ The correct answer is option A.
Which of the following planets have the longest day?
A. Jupiter
B. Mercury
C. Earth
D. Venus
✅ The correct answer is option D.
Approximately, how many times each day do our heart valves open and close normally?
A. 10,000
B. 1,00,000
C. 1,50,000
D. 2,00,000
✅ The correct answer is option B.
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
✅ The correct answer is option B.
Basha Dam is to be constructed on___________?
A. River Sutlaj
B. River Jhelum
C. River Chenab
D. None (On Indus River in Gilgit-Baltistan)
✅ The correct answer is option D.
What is meant by “Equinox”?
A. The longest day
B. The shortest day
C. The sun-month long day
D. Equal duration of day and night
✅ The correct answer is option D.
Milk contains water
A. 70%
B. 75%
C. 87%
D. 90%
✅ The correct answer is option C.