Biology - Questions and Answers, General Study (GK)

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1531.

Diffusion means

(a)The passage of water molecule from lower concentration to higher concentration

(b)The movement of molecules from cell to cell

(c)The movement of molecules from a region of greater concentration to lesser concentration

(d)Water molecule movement in a dead cell

Comment

Answer is: C

1532.

In some plants fruit formation takes place without fertilization which is called as

(a)Apocarpy

(b)Parthenocarpy

(c)Syncarpy

(d)Acarpy

Comment

Answer is: B

1533.

Central Rice Research Institute is in

(a)Coimbatore

(b)Thiruvananthapuram

(c)Shimla

(d)Cuttack

Comment

Answer is: D

1534.

The bacterium which has flagella all over the body is called as

(a)Atrichous

(b)Cephalotrichous

(c)Peritrichous

(d)Amphitrichous

Comment

Answer is: C

1535.

Moisture absorbing roots are seen in

(a)Vanda

(b)Banyan

(c)Carrot

(d)Beet root

Comment

Answer is: A

1536.

Secondary growth (or) width enlargement is usually absent in

(a)Pteridophytes

(b)Gymnosperms

(c)Dicotyledons

(d)Monocotyledons

Comment

Answer is: D

1537.

The number of plant species described on our earth is over

(a)40000

(b)50000

(d)500000

Comment

Answer is: C

1538.

The drug chloromycetin is used for which disease ?

(a)Dysentery

(b)Typhoid

(c)Tuberculosis

(d)None of these

Comment

Answer is: C

1539.

Leprosy is caused by

(a)Fungi

(b)Protozoan

(c)Bacteria

(d)Virus

Comment

Answer is: C

1540.

The study of external form of a plant is known as

(a)Anatomy

(b)Morphology

(c)Physiology

(d)Evolution

Comment

Answer is: B

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Biology - Questions and AnswersPage 154

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