In which of the following interactions both partners are adversely affected?

1. Competition  2. Predation
3. Parasitism 4. Mutualism
Subtopic:  Population Interactions: Competition |
 89%
From NCERT
NEET - 2015
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The following graph depicts changes in two populations (A and B) of herbivores in a grassy field. A possible reason for these changes is that:

333402
 
1. both plant populations in this habitat decreased
2. population-B competed more successfully for food than population-A
3. population-A produced more offspring than population-B
4. population-A consumed the members of population-B

Subtopic:  Population Interactions: Competition |
 89%
NEET - 2015
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According to Darwin, organic evolution is due to:

1.  Interspecific competition.
2.  Competition within closely related species.
3.  Reduced feeding efficiency in one species due to the presence of interfering species.
4.  Intraspecific competition.

Subtopic:  Population Interactions: Competition |
 67%
From NCERT
AIPMT - 2013
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A high density of elephant population in an area can result in:

1. mutualism

2. Intraspecific competition

3. Interspecific completion

4. Predation on one another

Subtopic:  Population Interactions: Competition |
 68%
AIPMT - 2007
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