Govt. Exams Sample Papers

General Biology Questions and Answers

General Biology Questions

Ques. Which of the source of energy is non-renewable
(a) Wild life
(b) Forest wealth
(c) Coal reserves
(d) Hydel power
Ans. (c)

Ques. The largest organ of the body in surface area and weight is
(a) Skeleton
(b) Muscles
(c) Skin
(d) CNS
Ans. (c)

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Ques. Who developed vaccination against small pox?
(a) Lister
(b) Jenner
(c) Flemming
(d) Pasteur
Ans. (b)

Ques. Oral-contraceptives prevents the
(a) Fertilization
(b) Ovulation
(c) Implantation
(d) Entrance of sperms in vagina
Ans. (b)

Ques. Fermentation is conducted by
(a) All fungi
(b) All bacteria
(c) Some fungi and some bacteria
(d) All micro-organisms
Ans. (c)

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Ques. Best definition of a ‘species’ is
(a) A group of animals that can live together
(b) Animals that can interbreed successfully
(c) Animals that cannot interbreed
(d) None of the above
Ans. (b)

Ques. Which of the following is a matching set in taxonomy
(a) Man, Chimpanzee, Monkey
(b) Cuttle fish, Jelly fish, Silver fish
(c) Bat, Pigeon, Crow
(d) Oyster, Octopus, Star fish
Ans. (a)

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Ques. When in a population, the birth and death rates exactly balance each other, it is called
(a) Plateau phase
(b) Exponential growth phase
(c) Initial growth phase
(d) Lag phase
Ans. (a)

Ques. Aedes agypti mosquito transmits
(a) Yellow fever
(b) AIDS
(c) German measles
(d) Herpes simplex
Ans. (a)

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Ques. Malaria is transmitted by anopheles this was discovered by
(a) Charles Lauren
(b) Ronald Ross
(c) Pasture
(d) Huxley
Ans. (b)

Ques. Which of the following is the other name of blood cancer
(a) Leukaemia
(b) Leucoderma
(c) Leucocytosis
(d) All of the above
Ans. (a)

Ques. Pasteurization makes foodstuff free from
(a) All vegetative forms of bacteria
(b) Vegetative forms of all pathogenic microbes
(c) All living organisms
(d) All bacteria
Ans. (b)

Ques. A science dealing with the improvement of domesticated animals is known as
(a) Veterinary Science
(b) Genetic engineering
(c) Animal husbandry
(d) Animal science
Ans. (c)

Ques. Composition of pearl is
(a) Only calcium carbonate
(b) Only colchitin
(c) Calcium carbonate, water, organic matter and other minerals
(d) (a) and (b) both
Ans. (c)

Ques. Silk worm’s silk is the product of
(a) Salivary gland of the larva
(b) Cuticle of the adult
(c) Cuticle of the larva
(d) Salivary gland of the adult
Ans. (a)

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Ques. Which ingredient killed hundreds of people in Bhopal gas tragedy
(a) Nitrous acid
(b) Mustard gas
(c) Carbon tetrachloride
(d) Methyl isocyanate
Ans. (d)

Ques. Roots which help the horizontal branches of Banyan tree in the air are called
(a) Stilt roots
(b) Thumb roots
(c) Prop roots
(d) All of the above
Ans. (c)

Ques. Development of egg without fertilization is
(a) Apomixis or Adventive embryony
(b) Apocarpy or Polyembryony
(c) Parthenocarpy
(d) Parthenogenesis
Ans. (d)

Ques. In drunk person, the part of brain to be affected first is
(a) Cerebellum
(b) Pons varolli
(c) Medulla oblongata
(d) Cerebrum
Ans. (a)

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Ques. Penicillin, an, antibiotic, is obtained from a
(a) Fungus
(b) Virus
(c) Flowering plant
(d) Bacterium
Ans. (c)

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Vishal Arora

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