Practice free Organism and Population (Botany) NEET multiple-choice questions online with instant answers and detailed explanations. No login required.
Two or more species occupying same or overlapping areas are
Two or more species occupying the same or overlapping areas are termed as sympatric. Allopatric species are those that occupy completely separate geographic areas without any overlap.
Darwinian fitness is represented by:
2. Read page 231, XII NCERT
Under a particular set of selection pressures, organisms evolve towards the most efficient:
4. Read page 232, XII NCERT
A population interaction where one species is harmed whereas the other is unaffected is called as:
Read page 232, Table 13.1, XII NCERT
In a field experiment, when all Pisaster starfish were removed from an enclosed intertidal area, the result was:
2. Read page 233, XII NCERT
A species whose distribution is restricted to a small geographical area because of the presence of a competitively superior species is found to expand its distributional range dramatically when the competing species is experimentally removed. This is called:
2. Read page 235, XII NCERT
To get pollinated by a bee, the Mediterranean Orchid, Ophrys, employs:
1. Read page 238, XII NCERT
In a tide pool, 15 species of invertebrates were reduced to 8 after one species was removed. The removed species may be a:
Read page 233, XII NCERT
The logistic growth curve of animal population growth is more realistic than J shaped curve because:
2. Page 231, XII NCERT
Which of the following is not a function of predators?
Page 233, XII NCERT
Predators help in maintaining species diversity in a community, by reducing the intensity of competition among competing prey species.
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