Biology - Questions and Answers, General Study (GK)

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1631.

Opium is obtained from

(a)Papaver

(b)Cannabis

(c)Digitails

(d)Piper

Comment

Answer is: A

1632.

Which one of the following is correctly matched ?

(a)Dicotyledons - water conduction

(b)Asteraceae - Cyathium

(c)Photosynthesis - Starch synthesis

(d)Xylem - Secondary growth

Comment

Answer is: C

1633.

Which one of the following is a major green house gas ?

(a)CH₄

(b)SO₂

(c)CO₂

(d)O₃

Comment

Answer is: C

1634.

The flow of genetic information from nucleic acid to protein is called

(a)Processing of RNA

(b)Transcription

(c)Central dogma

(d)Translation

Comment

Answer is: D

1635.

Oxygen in the universe is replenished by

(a)Higher plant photosynthesis

(b)Bacterial photosynthesis

(c)Photolysis of water

(d)Chemosynthesis

Comment

Answer is: A

1636.

Limnophylla haterophylla is an example of

(a)Mesophyte plant

(b)Amphibious plant

(c)Submerged plant

(d)Free floating plant

Comment

Answer is: C

1637.

An example for a parasitic algae is

(a)Cephaleuros

(b)Ulva

(c)Oedogonium

(d)Ulothrix

Comment

Answer is: A

1638.

In dycot roots, xylem is

(a)Endarch

(b)Exarch

(c)Mesarch

(d)Monarch

Comment

Answer is: B

1639.

The father of Genetics is

(a)Charles Darwin

(b)Melvin Calvin

(c)G.J. Mendel

(d)Carl Correns

Comment

Answer is: C

1640.

Which one of the following is not a hormone ?

(a)Auxin

(b)Iodine

(c)Ethylene

(d)Gibbereellin

Comment

Answer is: B

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Biology - Questions and AnswersPage 164

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