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Choose the odd one out w.r.t. features of Protists.
(a)Boundaries of this kingdom is not well-defined.
(b)Cell structure is eukaryotic.
(c)Show locomotion by cilia or flagella.
(d)Largely terrestrial habitat

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Important Questions on Biological Classification
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Members of which of the following protozoan group possess silica shells?

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Primitive relative of animals are

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Chief producers of oceans are

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Spores possess true cellulose walls and are extremely resistant and survive for many years even under adverse condition in

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Diatomaceous earth is used for all, expect

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Members of Protists differ from other eukaryotic kingdom on the basis of

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Red tide forming members:

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Read the following statements w.r.t. diatoms and select the correct option:
(a) In diatoms the cell walls form two thin overlapping shells, which fit together as in soap box.
(b) The walls are embedded with silica and thus the walls are indestructible.
