1
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
Two different species can not live for long duration in the same niche or habitat. This law is : -
A
Competitive exclusion principal
B
Weiseman's theory
C
Allen's law
D
Gause's hypothesis
2
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
Which type of association is found in between entomophilous flower and pollinating agent ?
A
Coperation
B
Co-evolution
C
Mutualism
D
Commonsalism
3
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
There is no life on moon due to the absence of -
A
O2
B
Light
C
Water
D
Temperature
4
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
Vessels are found in : -
A
Most of the angiosperm and few gymnosperms
B
All angiosperms and some gymnosperm
C
All pteridophyta
D
All angiosperms, all gymnosperms and some pteridophyta