Identify the Archaebacterium.

(a)

Acetobacter

(b)

Erwinia

(c)

Treponema

(d)

Methanobacterium

______________ is a capnophilic bacteria.

(a)

Campylobacter

(b)

Chlorobium

(c)

Chromatium

(d)

Clostridium

The genetic material in Bacteriophage ___________.

(a)

ds RNA

(b)

ss RNA

(c)

ds DNA

(d)

ss DNA

Mycoplasma is very small and its ranges from __________.

(a)

0.1-0.5

(b)

0.1-5

(c)

0.2-0.3

(d)

2-3

Identify the criteria not used in classifying viruses by Baltimore __________ .

(a)

ss (or) ds

(b)

use of RT

(c)

capsid

(d)

sense or antisense

The hydrogen donor of purple sulphur bacteria is ___________ .

(a)

H₂S

(b)

thiosulphate

(c)

ethanol

(d)

acetic acid

In gymnosperm endosperm is formed_______.

(a)

At the time of fertilization

(b)

Before fertilization

(c)

After fertilization

(d)

Along with the development of embryo

Siphonostele occurs in the pteridophyte _____

(a)

Selaginella

(b)

Marsilea

(c)

Equisetum

(d)

Lycopodium

Curcuma amada, Curcuma domestica, Asparagus, Maranta are example of __________

(a)

Tuberous root

(b)

Beaded root

(c)

Moniliform root

(d)

Nodulose root

Rearing of honey bee is called __________

(a)

Sericulture

(b)

Lac culture

(c)

Vemiculture

(d)

Apiculture