Biological Classification PYQ — Page 5

Which one of the following is a slime mould?

Curing of tea leaves is brought about by the activity of:

The causative agent of mad-cow disease:

The thalloid body of a slime mould (myxomycetes) is known as:

What is common about Trypanosoma. Noctiluca, Monocystis and Giardia?

The bacterium (Clostridium botulinum) that causes botulism is:

Which of the following environmental conditions are essential for optimum growth of Mucor on a piece of bread? (I) Temperature of about $25^{\circ} \mathrm{C}$ (II) Temperature of about $5^{\circ} \mathrm{C}$ (III) Relative humidity of about $5 \%$ (IV) Relative humidity of about $95 \%$ (V) A shady place (VI) A brightly illuminated place Choose the answer from the following options.

Auxospores and hormocysts are formed, respectively, by:

Barophilic prokaryotes:

Which of the following statements is not true for retroviruses?

Viruses that infect bacteria multiply and cause their lysis, are called:

Which one of the following statements about viruses is correct?

Tobacco mosaic virus is a tubular filament of size:

Chromosomes in a bacterial cell can be $1-3$ in number and:

In which kingdom would you classify the archae and nitrogen-fixing organisms, if the five-kingdom system of classification is used?

Viruses are no more "alive" than isolated chromosomes because:

The chief advantage of encystment of an Amoeba is:

Phenetic classification is based on:

In bacteria, plasmid is:

Organisms which obtain energy by the oxidation of reduced inorganic compounds are called:

In five kingdom system, the main basis of classification is: