Biology - Questions and Answers, General Study (GK)

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1651.

Number of chromosomes is maintained by the following division.

(a)Mitosis

(b)Amitosis

(c)Meiosis

(d)All of these

Comment

Answer is: A

1652.

Vascular cryotogams are

(a)Bryophvtes

(b)Pteridophytes

(c)Algae

(d)Fungi

Comment

Answer is: B

1653.

The raw materials used in the fermentation activity, in yeasts is (are)

(a)Sugars and fruit juices

(b)Sugars

(c)Alcohol

(d)Saccharin

Comment

Answer is: A

1654.

Artificial silk is prepared from

(a)Phloem fibres

(b)Wood pulp

(c)Synthetic fibres

(d)Wool

Comment

Answer is: B

1655.

Which one of the following is not correctly matched ?

(a)Spores-reproduction

(b)Vessel-translocation of sugar

(c)Stomata-transpiration

(d)Photosynthesis-oxygen evolution

Comment

Answer is: B

1656.

Which one of the following is called as "malden hair fern"?

(a)Polytrichum

(b)Adiantum

(c)Pinus

(d)Gnetum

Comment

Answer is: B

1657.

A plant cell is distinguished from an animal cell by the presence of

(a)Mitochondrian

(b)Cell wall

(c)Cell membrane

(d)Nucleus

Comment

Answer is: B

1658.

The sporophyte develops from

(a)Spore mother cell

(b)Conidium

(c)Zygote

(d)Gamete

Comment

Answer is: C

1659.

Geotropism can be demonstrated using

(a)Auxanometer

(b)Clinostat

(c)Altimeter

(d)Potometer

Comment

Answer is: B

1660.

Who introduced binomial nomenclature ?

(a)Bentham

(b)Hooker

(c)Darwin

(d)Linnaeus

Comment

Answer is: D

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Biology - Questions and AnswersPage 166

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