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General Science Questions (MCQs)

Table of Contents

General Science Questions (MCQs) for Competitive Examinations

NamePhone Number

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1) The ____ helps in equalising the pressure on either sides of the eardrum:

1) Incus

2) Malleus

3) Cochlear nerve

4) Eustachian tube

2 / 30

2) Which one of the following statements about Pyrolysis, which is a process for solid waste treatment is incorrect?

1) The process occurs under high pressure at temperature above 430° C

2) It is a thermochemical decomposition of organic waste

3) The process occurs at a temperature above 430°C at atmospheric pressure

4) It converts the waste into solid, liquid and gas of which the resultant liquid and gas can be used to produce energy

3 / 30

3) BT seed is associated with ____:

1) Wheat

2) Oil seeds

3) Rice

4) Cotton

4 / 30

4) Which of the following human gland produces Insulin?

1) Spleen

2) Pituitary Gland

3) Liver

4) Pancreas

5 / 30

5) The element involved with blood clotting is ____:

1) Phosphorus

2) Sodium

3) Calcium

4) Iron

6 / 30

6) Who among the following was the founder of vaccine for smallpox?

1) Edward Jenner

2) Aristotle

3) Barry Marshall

4) Robin Warren

7 / 30

7) Normally how many times the human heart beats in a minute?

1) 75

2) 85

3) 82

4) 72

8 / 30

8) The deficiency of which nutrient causes night blindness?

1) Vitamin A

2) Proteins

3) Vitamin K

4) Vitamin C

9 / 30

9) The colour change in the Chameleon is due to the presence of ____:

1) Chlorophyll

2) Pneumatophore

3) Haemoglobin

4) Chromatophore

10 / 30

10) Proteins are digested by _____:

1) Nucleases

2) Lipases

3) Amylases

4) Proteases

11 / 30

11) A spore producing plant is ____:

1) Ginger

2) Bread mould

3) Rose

4) Potato

12 / 30

12) Amoeba belongs to which of the following kingdom?

1) Fungi

2) Protista

3) Animalia

4) Monera

13 / 30

13) Bile is produced by the ____:

1) Duodenum

2) Pancreas

3) Stomach

4) Liver

14 / 30

14) The process through which excess of light energy is dissipated in photosynthesis is known as _____:

1) Quenching

2) Photophosphorylation

3) Scavenging

4) Photolysis

15 / 30

15) An enzyme produced by HIV that allows the integration of HIV DNA into the host cells DNA is ____:

1) Integrase

2) Helicase

3) DNA gyrase

4) Ligase

16 / 30

16) The connective tissue that connects a muscle to a bone is _____:

1) Ligament

2) Interstitial fluid

3) Cartilage

4) Tendon

17 / 30

17) The process of photosynthesis involves conversion of ____:

1) Chemical energy into radiant energy

2) Mechanical energy into solar energy

3) Solar energy into chemical energy

4) Chemical energy into mechanical energy

18 / 30

18) Which of the following are flowerless plants that produce cones and seeds in which seeds are not encased within an ovary?

1) Gymnosperms

2) Hydrophytes

3) Bryophytes

4) Angiosperms

19 / 30

19) Which one of the following is not a true fish?

1) Shark

2) Starfish

3) Eel

4) Seahorse

20 / 30

20) Vitamin C is also known as ____:

1) Amino acid

2) Azelaic acid

3) Acetic acid

4) Ascorbic acid

21 / 30

21) Taxonomy is a science that deals with ____:

1) Morphology

2) Classification

3) Economic uses

4) Anatomy

22 / 30

22) An ant can see the objects all around it due to the presence of ____:

1) Simple Eyes

2) Eyes over the head

3) Well-developed eyes

4) Compound eyes

23 / 30

23) In the grass lands, trees do not replace the grasses as a part of an ecological succession because of ____:

1) Water limits and fire

2) None of the above

3) Limited sun light and paucity of nutrients

4) Insect and fungi

24 / 30

24) The edible part of an onion is ____:

1) Aerial stem

2) Modified root

3) Aerial flower

4) Fleshy leaves

25 / 30

25) Which of the plant products is used in leather industry?

1) Latex

2) Mucilage

3) Resin

4) Tannin

26 / 30

26) The connective tissue that connects a muscle to a bone is _____:

1) Cartilage

2) Interstitial fluid

3) Ligament

4) Tendon

27 / 30

27)

Which among the following is known as White Vitriol?

1) Zinc oxide

2) Zinc Sulphate

3) Zinc Chloride

4) Zinc Phosphate

28 / 30

28) Which part of the brain is responsible for triggering actions like thinking, intelligence, memory and ability to learn?

1) Diencephalon

2) Hypothalamus

3) Cerebrum

4) Control

29 / 30

29) The yellow colour of urine is due to presence of ____:

1) Cholesterol

2) Lymph

3) Bile

4) Urochrome

30 / 30

30) The Particulate Matter (PM-10) exhaled from the polluted atmosphere is often filtered out during the process of _____:

1) Sneezing

2) Coughing

3) Urination

4) A and B

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