Which of the following are likely to be present in deep sea water ?
(1) Archaebacteria
(2) Eubacteria
(3) Blue-green algae
(4) Saprophytic fungi
The rod shaped cells of Bacillus megatarium are converted to spherical units called protoplasts on treatment with the enzyme
(1) lysozyme
(2) cellulase
(3) cellulase and hemicellulase
(4) cellulase, hemicellulase and pectinase
The characteristic features of the mycoplasma are that
(1) they are much smaller than bacteria in size
(2) they can be grown on cell free medium
(3) they are highly pleomorphic and are bounded by a triple layered unit membrane
(4) all of the above
The kingdom protista does not include
(1) photosynthetic organisms
(2) flagellate organisms
(3) parasitic organisms
(4) bacteria
A lichen that grows by branching is described as
(1) fruticose
(2) crustose
(3) foliose
(4) dichotose
The fruiting bodies of Agaricus are also known as
(1) cleistothecium
(2) fairy rings
(3) basidiocarp
(4) ascocarp
Fungi imperfecti constitute a group that
(1) are obligatory parasites
(2) reproduce only asexually
(3) do not cause disease in humans
(4) resemble bacteria in some respects
Which is purely anaerobic?
(1) Algae
(2) Mosses
(3) Fungi
(4) None of these
Which of these contains 2 nucleus one for vegetative purpose and the other for reproduction?
(1) Euglena
(2) Paramecium
(3) Chlamydomonas
(4) Spirogyra
Viral envelope contains
(1) lipids
(2) proteins
(3) carbohydrates
(4) all of these