Q. No.In which group of organisms the cell walls form two thin overlapping shells which fit
together?
1. Chrysophytes
2. Euglenoids
3. Dinoflagellates
4. Slime moulds
Difficulty Level:
Pick up the wrong statement.
1. Cell wall is absent in Animalia.
2. Protista have photosynthetic and heterotrophic modes of nutrition.
3. Some fungi are edible.
4. Nuclear membrane is present in Monera.
Difficulty Level:
Which of the following are likely to be present in deep sea water ?
(1) Archaebacteria
(2) Eubacteria
(3) Blue-green algae
(4) Saprophytic fungi
Difficulty Level:
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
Difficulty Level:
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
Difficulty Level:
The kingdom protista does not include
(1) photosynthetic organisms
(2) flagellate organisms
(3) parasitic organisms
(4) bacteria
Difficulty Level:
A lichen that grows by branching is described as
(1) fruticose
(2) crustose
(3) foliose
(4) dichotose
Difficulty Level:
The fruiting bodies of Agaricus are also known as
(1) cleistothecium
(2) fairy rings
(3) basidiocarp
(4) ascocarp
Difficulty Level:
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
Difficulty Level:
The photoautotrophic organisms that do not split water to obtain reducing power are
(1) purple bacteria
(2) cyanobacteria
(3) green plants
(4) none of these
Difficulty Level:
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