Biology - Questions and Answers, General Study (GK)

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1351.

The stiffness of paddy straw is due to

(a)Hard fibres

(b)Stone cells

(c)Collenchyma

(d)Silica

Comment

Answer is: A

1352.

Which of the following plaints is endemic ?

(a)Ginkgo

(b)Eucalyptucs

(c)Teak

(d)Neem

Comment

Answer is: A

1353.

The wood is made of

(a)Primary phloem

(b)Primary xylem

(c)Secondary xylem

(d)Secondry phloem

Comment

Answer is: C

1354.

"Berry" fruit is found in

(a)Tulsi

(b)Tomato

(c)Cashewnut

(d)Pea

Comment

Answer is: B

1355.

DNA structure was discovered by

(a)Watson and Crick

(b)Hargobind Khorana

(c)Gregor Mendel

(d)Karl Landsteiner

Comment

Answer is: A

1356.

The growing of plants under soilless condition is called

(a)Hydrology

(b)Hydrotropism

(c)Hydrophonics

(d)Hydrotaxis

Comment

Answer is: C

1357.

Spore is a

(a)Sexual reproductive cell

(b)Plant

(c)Asexual reproductive cell

(d)Vegetative cell

Comment

Answer is: C

1358.

Quickly available respiratory substrate is

(a)Glucose

(b)Fructose

(c)Starch

(d)Lactose

Comment

Answer is: C

1359.

In nature, ammonification takes place in

(a)Lake

(b)Sea

(c)River

(d)Ditch

Comment

Answer is: D

1360.

What kind of plant is an alga?

(a)Chlorophyllous

(b)Achlorophyllous

(c)Parasitic

(d)Saprophytic

Comment

Answer is: A

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Biology - Questions and AnswersPage 136

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