The cell organelles are found in

• bacterial cells

• cyanobacterial cells

• prokaryotic cells

• eukaryotic cells

Intracellular compartments are not found in the cells of

• lower plants

• prokaryotes

• higher plants

• eukaryotes

Which one of the following is also called halophiles

• Eubacteria

• Actinomycetes

• Archaebacteria

• Cyanobacteria

In which book, Bentham and Hooker proposed their classification?

• Genera Plantarum

• Species Plantarum

• Historia Plantarum

• Historia Naturae

Name one disease of mulberry silkworm caused by Protozoa

• pebrine

• graseri

• flacheri

• muscardine

Virus was discovered by whom

• Stanley

• Ivanowski

• Herelle

• Beijerinck

177.

Electron microscope is based on the principle of

• electromagnetic theory

• resolution of glass lenses

• magnification of glass lenses

• refraction of light

Bacteriophages kill

• fungi

• parasites

• bacteria

• viruses

Chitin is a

• polysaccharide

• nitrogenous polysaccharide

• lipoprotein

• protein

Lichens are described as indicator of

• air pollution

• water pollution

• soil pollution

• agriculture productivity