Important Everyday Science Mcqs
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==(Everyday Science Important 25 MCQS)==
1. Electrons were discovered by:
A. Michael Faraday
B. James Maxwell
C. J. Thomson (✓✓✓✓)
D. None of these
2. The science of dealing with possibility of life on planets other than the earth is called:
A. Exobiology (✓✓✓✓)
B. Endobiology
C. Enterobiology
D. None of these
3. Vinegar is chemically known as:
A. acetic acid (✓✓✓✓)
B. butyric acid
C. formicacid
D. tartaric acid
4. Which of the following is a currency of Body cells?
A. ADP
B. DNA
C. RNA
D. ATP (✓✓✓✓)
5. Deficiency of vitamin A results in:
A. rickets
B. scurvy
C. night blindness (✓✓✓✓)
D. None of these
6. Life span of (red blood) Cells is.?
A. 120 days (✓✓✓✓)
B. 20 days
C. 200 days
D. None of these
7. ____ is the instant source of energy.?
A. salt
B. glucose (✓✓✓✓)
C. water
D. starch
8. Day and night changes are due to:
A. Earth Rotation around it's axis (✓✓✓✓)
B. Earth revolution
C. Earth rotation accompanied with its revolution
D. None of these
9. The instrument which measures very high temperature is:
A. Monometer
B. Pyrometers (✓✓✓✓)
C. Thermometer
D. None of these
10. Which of the following metal has highest electrical conductivity?
A. Copper
B. Iron
C. Silver (✓✓✓✓)
D. Tungsten
11. The study of glands is called.?
A. cardiology
B. Entomology
C. Endocrinology (✓✓✓✓)
D. None of these
12. Fruits without seed like Banana are called:
A. Seedless fruits
B. Parthenogenesis fruits
C. Panthenocarpic fruits (✓✓✓✓)
D. None of these
13. Night Vision is possible with the help of:
A. Infrared rays (✓✓✓✓)
B. Violet rays
C. Ultra Violet rays
D. None of these
14. The covalent bond is formed by:
A. Transfer of electrons between atoms
B. Sharing of electrons between atoms (✓✓✓✓)
C. Sharing of variable number of Electron by variable number of Atom
D. None of these
15. Which among the following is a Noble Gas.?
A. Nitrogen
B. Hydrogen
C. Oxygen
D. Helium (✓✓✓✓)
16. Which of the following have their own light.?
A. Stars (✓✓✓✓)
B. Planets
C. Asteroids
D. Moon
17. is the main constituent of terrestrial planets Water.?
A Ice
B. Soil
C. Carbon material
D. Rocks (✓✓✓✓)
18. Number of moons of mars:
A. One
B. Two (✓✓✓✓)
C. Three
D. Four
19. Olympus Mons belongs to:
A. Mars (✓✓✓✓)
B. Earth
C. Uranus
D. Jupiter
20. Light reaches earth in minutes:
A. 6
B. 8 (✓✓✓✓)
C. 10
D. 12
21. is the center of comet:
A. Coma
B. Nucleus (✓✓✓✓)
C. Tail
D. Ice
22. Number of rings on neptune are:
A. 4
B. 5 (✓✓✓✓)
C. 6
D. 8
23. Which of the following is the decomposer of dead animals and plants.?
A. Bacteria
B. Fungi
C. Algae
D. BothAandB (✓✓✓✓)
24. Which type of soil remains at the bottom during separation experiment.?
A. Sand (✓✓✓✓)
B. Silt
C. Clay
D. None of the above
25. Small animals are beneficial for soil because they cause:
A. Sedimentation
B. Aeration (✓✓✓✓)
C. Decomposition
D. Fertilization
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