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:
A
Population B competed more successfully for food than population A
B
Population A consumed the members of population B
C
Both plant populations in this habitat decreased
D
Population A produced more offspring than population B
2
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
Just as a person moving from Delhi to Shimla to escape the heat for the duration of hot
summer, thousands of migratory birds from Siberia and other extremely cold northern regions
move to:
A
Keolado National Park
B
Meghalaya
C
Corbett National Park
D
Western Ghat
3
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
The age pyramid with broad base indicates :
A
high percentage of young individuals
B
high percentage of old individuals
C
a stable population
D
low percentage of young individuals
4
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Which one of the following is not a parasitic
adaptation ?