Which one pair of examples will correctly represent the grouping Spermatophyta according to one of the schemes of classifying plants :-
CB SE P M/P D – 2003
Plants reproducing by spores such as mosses and ferns are grouped under the general term:-
CB SE P M/P D – 2003
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Chlorenchyma is known to develop in the :-
CB SE P M/P D – 2003
Which one of the following is categorised under living fossils :-
CB SE P M/P D – 2003
Phenetic classification is based on :-
CB SE P M/P D – 2003
Which one of the following pairs of plants are not seed producers :-
CB SE P M/P D – 2003
The term "antibiotic" was coined by :-
CB SE P M/P D – 2003
In oogamy, fertilization involves :-
CB SE P M/P D – 2004
Which one of the following is a living fossil :-
CB SE P M/P D – 2004
Diversification in plant life appeared :-
CB SE P M/P D – 2004
Flagella of prokaryotic and eukaryotic cells differ in :-
CB SE P M/P D – 2004
Angiosperms have dominated the land flora primarily because of their :-
CB SE P M/P D – 2004
If by radiation all nitrogenase enzyme are inactivated, then there will be no :-
CB SE P M/P D – 2004
Which one of the following pairs is not correctly matched :-
CB SE P M/P D – 2004
A free living nitrogen–fixing cyanobacterium which can also form symbiotic association with the water fernAzolla is :-
CB SE P M/P D – 2004
The most thoroughly studied of the known bacteria–plant interactions is the
CB SE P M/P D – 2004
Which of the following propagates through leaf– tip :-
CB SE P M/P D – 2004
Common indicator organism of water pollution is :-
CB SE P M/P D – 2004
Phenetic classification of organisms is based on :-
CB SE P M/P D – 2004
Top-shaped multiciliate male gemetes, and the mature seed which bears only one embryo with two cotyledons, are characteristic features of :
CB SE P M/P D – 2005
Carbohydrates, the most abundant biomolecules on earth, are produced by :
CB SE P M/P D – 2005
Match items in Column I with those in Column II :
Select the correct answer from the following :
CB SE P M/P D – 2005
Bacillus thuringiensis (Bt) strains have been used for designing novel
CB SE P M/P D – 2005
For retting of jute the fermenting microbe used is
CB SE P M/P D – 2005
Auxospores and Hormocysts are formed, respectively, by :
CB SE P M/P D – 2005
Which of the following is not true for a species ?
CB SE P M/P D – 2005
The name of Norman Borlaug is associated with :
CB SE P M/P D – 2005
Conifers differ from grasses in the
CB SE P M/P D – 2006