Sunday, 24 June 2012

GK Questions from Biology - 007

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01.

 

A part of DNA which codes for a single polypeptide chain ?

Cistron

02.

 

A xerophyte bryophyte ?

Porella

03.

 

An intra-nuclear mitosis is known as  ?

Karyochoresis

04.

 

Animal that creep are called ?

Reptiles

05.

 

Chiasmata was first observed by ?

Janson

06.

 

First bio insecticide to be developed in commercial scale ?

Sporeine

07.

 

Gymnosperm having single ovule in a female cone ?

Taxus

08.

 

How many meiotic divisions are need for the development of 64 spores ?

16

09.

 

In fluorescent microscope the radiations pass through a filter called ?

Exciter

10.

 

Polio affects which part of the body ?

Nervous System

11.

 

Present day organisms is called ?

Atavism

12.

 

Proteins are the complex compounds of ?

Carbon, Oxygen, Nitrogen and Sulphur

13.

 

Quinine is used against ?

Malaria

14.

 

Recently discovered non-leguminous nitrogen fixing bacteria ?

Acatobacter Paspali

15.

 

Rephano brassica is an example for  ?

Allopolyploid

16.

 

Tetrand formation occurs in which stage of meiosis  ?

Pachytene

17.

 

The attack of Rabies causes ?

Hydrophobia (Fear of water)

18.

 

The Bacterium Tubercle is responsible for ?

Tuberculosis

19.

 

The base pairs present in one turn of a DNA ?

II Base Pairs

20.

 

The chemical which blocks PQ binding site of P.S.II ?

DCMU

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