Biology - Questions and Answers, General Study (GK)

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1221.

A definite number of cells arranged in a specific manner in an algal colony is known as

(a)Coenobium

(b)Globule

(c)Nucule

(d)Thallus

Comment

Answer is: D

1222.

Which of the groups of plants mentioned below consists of phycobiont and mycobiont living together as an unit?

(a)Lichens

(b)Algae

(c)Bacteriophages

(d)Mycoplasm

Comment

Answer is: A

1223.

Which of the scientists mentioned below for the first time, observed and described bacteria?

(a)Louis Pasteur

(b)Loeffler

(c)Anton Van Leewenhoek

(d)Koch

Comment

Answer is: C

1224.

The cambium present within a vascular bundle is known as

(a)Interfascicular cambium

(b)Lateral cambium

(c)Intrafascicular cambium

(d)Phellogen

Comment

Answer is: C

1225.

The outermost layers of rice grain endosperm rich in proteins, vitamins and minerals are known as

(a)Scutellum

(b)Aleurone layers

(c)Coleoptile

(d)Coleorrhiza

Comment

Answer is: B

1226.

Syngenesious anther is an important characteristic feature of

(a)Malvaceae

(b)Asteraceae

(c)Poaceae

(d)Rutaceae

Comment

Answer is: B

1227.

Heterospory leading to the establishment of seed habit is observed in

(a)Lepidocarpon

(b)Marsilea

(c)Isoetes

(d)Selaginella

Comment

Answer is: D

1228.

Which of the monocots mentioned below shows anomalous secondary thickening?

(a)Furcraea

(b)Asparagus

(c)Dracaena

(d)Agave

Comment

Answer is: B

1229.

Meristeles are usually present is

(a)Ferns

(b)Equisetum

(c)Selaginella

(d)Gymnosperms

Comment

Answer is: A

1230.

Winged pollen grains are present in

(a)Araucaria

(b)Gnetum

(c)Pinus

(d)Selaginella

Comment

Answer is: C

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Biology - Questions and AnswersPage 123

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