Biology - Questions and Answers, General Study (GK)

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1201.

The edible part of Cauliflower is

(a)Inflorescence

(b)Flower

(c)Fruit

(d)Flower bud

Comment

Answer is: A

1202.

The genetic material of a cell resides in

(a)Cytoplasm

(b)Ribosome

(c)Protoplasm

(d)DNA

Comment

Answer is: D

1203.

Development of a sporophyte directly from the sporophytic tissue is called

(a)Double fertilization

(b)Triple fusion

(c)Syngamy

(d)Apospory

Comment

Answer is: A

1204.

Root hairs absorb water from the soil on account of

(a)Plasmolysis

(b)Difference in turgor

(c)Different present in the soil water

(d)Difference is osmotic concentration

Comment

Answer is: D

1205.

Pollination by birds is known as

(a)Ornithophily

(b)Hydrophily

(c)Anemophilly

(d)Entomophily

Comment

Answer is: A

1206.

Autotrophs in an ecosystem are called

(a)Producers

(b)Decomposers

(c)Consumers

(d)Abiotic constituents

Comment

Answer is: A

1207.

A dye is prepared from

(a)Sida

(b)Indigofera

(c)Tephrosia

(d)Tridax

Comment

Answer is: B

1208.

Hymidine is

(a)A nitrogenous base found in DNA

(b)A nucleotide

(c)A nitrogenous base found in RNA

(d)None of these

Comment

Answer is: A

1209.

Match list I with list II correctly and select your answer using the codes given below:
List-I List-II
a) Malaria - 1) Plasmodium
b) Small pox - 2) Bacterium
c) Goltre - 3) Virus
d) Leprosy - 4) Iodine deficiency
the below options are given in A B C D order:

(a)2 4 1 3

(b)3 2 1 4

(d)4 1 2 3

Comment

Answer is: C

1210.

The first effective vaccine against polio was prepared by

(a)John H. Gibbon

(b)Jonas E. Salk

(c)James Simpson

(d)Robert Edwards

Comment

Answer is: B

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Biology - Questions and AnswersPage 121

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