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General Science : General knowledge questions and answers. part 1
1. Which animal never drinks water in its entire life?
a. Kangaroo
b. Hippopotamus
c. Rat
d. Kangaroo rat
ANSWER: d. Kangaroo rat
2. What is the physical phase of life called?
a. Protoplasm
b. Cytoplasm
c. Organelles
d. None of the above
ANSWER: a. Protoplasm
3. The largest cell is ________________
a. Nerve Cell
b. Ovum
c. The egg of an Ostrich
d. None of the above
ANSWER: c. The egg of an Ostrich
4. Which is the largest human cell?
a. Liver
b. Skin
c. Spleen
d. Ovum
ANSWER: d. Ovum
5. _________________ is the longest cell.
a. Nerve Cell
b. Skin
c. Spleen
d. None of the above
ANSWER: a. Nerve Cell
6. What is the name of the cells in the body that engulf foreign particles like bacteria?
a. Phagocytes
b. Globulin
c. Fibrinogen
d. Albumin
ANSWER: a. Phagocytes
7. There are _____ number of muscles in human.
a. 638
b. 637
c. 639
d. 640
ANSWER: c. 639
8. What is the life span of RBC?
a. 130 days
b. 110 days
c. 100 days
d. 120 days
ANSWER: d. 120 days
9. What is the life span of WBC?
a. 2-15 days
b. 3-15 days
c. 4-15 days
d. 5-20 days
ANSWER: a. 2-15 days
10. Which is the vertebrate that has two chambered heart?
a. Fish
b. Snake
c. Blue Whale
d. Crocodile
ANSWER: a. Fish
11. The number of ribs in a human body is _____.
a. 23
b. 24
c. 25
d. 22
ANSWER: b. 24
12. Which is the smallest flightless bird?
a. Kiwi
b. Penguin
c. Ostrich
d. Rhea
ANSWER: a. Kiwi
13. Saurology is the study of ___________.
a. Mosquitoes
b. Snake
c. Lizards
d. Cockroach
ANSWER: c. Lizards
14. Hormones are produced by _____________
a. Endocrine glands
b. Pituitary glands
c. Hypothalamus
d. Pancreas
ANSWER: a. Endocrine glands
15. Which of the following is the ‘master gland’?
a. Thymus gland
b. Pancreas
c. Pineal gland
d. Pituitary gland
ANSWER: d. Pituitary gland
16. What is the full form of ADH?
a. Anti Diuretic Hormone
b. Adhesive Diuretic Hormone
c. Acidic Diuretic Hormone
d. Adenosine Double Hormone
ANSWER: a. Anti Diuretic Hormone
17. What is the normal value of blood sugar in the body?
a. 80 to 120mg/100 ml of blood
b. 70 to 120mg/100 ml of blood
c. 90 to 120mg/100 ml of blood
d. 60 to 120mg/100 ml of blood
ANSWER: a. 80 to 120mg/100 ml of blood
18. Which is the largest blood vessel in the body?
a. Alveoli
b. Artery
c. Aorta
d. Vein
ANSWER: c. Aorta
19. Which of the following carries impure blood?
a. Pulmonary artery
b. Pulmonary vein
c. Alveoli
d. Aorta
ANSWER: a. Pulmonary artery
20. Who had performed the world’s first heart transplant?
a. Dr. Venugopal
b. William Harvey
c. Christian Bernard
d. None of the above
ANSWER: c. Christian Bernard
21. Which of the following is not an allotrope of Carbon?
a. Diamond
b. Graphite
c. Fullerenes
d. Glass
ANSWER: d. Glass
22. What is the formula of Sulfuric acid?
a. H2SO4
b. SO2
c. Na2SO4
d. K2SO4
ANSWER: a. H2SO4
23. How are the following elements arranged in the Periodic table?
H, He, Li, Be and B
a. H, He, Li, Be and B
b. H, Li, He, Be and B
c. H, He, Be, Li and B
d. H, Be, He, B and Li
ANSWER: a. H, He, Li, Be and B
24. What is the number of periods in which Periodic table is divided?
a. 6
b. 7
c. 8
d. 9
ANSWER: b. 7
25. There are ___ Groups in the Periodic table.
a. 18
b. 17
c. 16
d. 15
ANSWER: a. 18
26. Which one of the following is not an element of Noble gases?
a. Helium
b. Neon
c. Xenon
d. Hydrogen
ANSWER: d. Hydrogen
27. Mole is defined as the number of atoms found in _____ of carbon-12?
a. 11 grams
b. 14 grams
c. 10 grams
d. 12 grams
ANSWER: d. 12 grams
28. Which of the following is not a mixture?
a. Steel
b. Aluminium
c. Graphite
d. Glass
ANSWER: c. Graphite
29. Alloys are _______________
a. Harder than the pure metal
b. Harder than the impure metal
c. Softer than the pure metal
d. Softer than the impure metal
ANSWER: a. Harder than the pure metal
30. What is the name of that process in which oxygen is removed?
a. Oxidation
b. Electrolysis
c. Ionization
d. Reduction
ANSWER: d. Reduction
31. Rusting is an ___________ reaction.
a. Ionization
b. Oxidation
c. Reduction
d. None of the above
ANSWER: b. Oxidation
32. What is needed for rusting to occur?
a. Water
b. Oxygen
c. Water and Oxygen
d. Carbon dioxide
ANSWER: c. Water and Oxygen
33. All acids are ________________
a. Corrosive when they are strong
b. Corrosive when they are weak
c. Irritant when they are strong
d. None of the above
ANSWER: a. Corrosive when they are strong
34. When an acid reacts with a metal carbonate, the products formed are _____________
a. Salt, Water and Carbon dioxide
b. Salt and Water
c. Water and Carbon dioxide
d. Salt and Carbon dioxide
ANSWER: a. Salt, Water and Carbon dioxide
35. Which one is an alkaline among the following?
a. Vinegar
b. Saliva
c. Ammonia
d. Acid rain
ANSWER: c. Ammonia
36. In Periodic table elements are arranged according to their ___________
a. Mass number
b. Atomic and Mass number
c. Atomic number
d. None of the above
ANSWER: c. Atomic number
37. What is an Isotope?
a. Atoms of an element having different mass number
b. Atoms of an element having same mass number
c. Atoms of an element having different atomic number
d. Atoms of an element having same atomic number
ANSWER: a. Atoms of an element having different mass number
38. Atomic number is represented by which letter?
a. A
b. M
c. X
d. Z
ANSWER: d. Z
39. Which science is sometimes called ‘central science’?
a. Physics
b. Chemistry
c. Biology
d. Geology
ANSWER: b. Chemistry
40. Which acid is used in the body to help digestion?
a. Hydrochloric Acid
b. Sulphuric Acid
c. Acetic Acid
d. Boric Acid
ANSWER: a. Hydrochloric Acid
