1
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
Reduction in vascular tissue, mechanical tissue and cuticle is characteristic of :
A
Xerophytes
B
Epiphytes
C
Hydrophytes
D
Mesophytes
2
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
Consider the following four statements (1-4) about certain desert animals such as kangaroo-rat.
(i) They have dark colour and high rate of reproduction and excrete solid urine
(ii) They do not drink water, breathe at a slow rate to conserve water and have their body covered with thick hairs
(iii) They feed on dry seeds and do not required drinking water
(iv) They excrete very concentrated urine and do not use water to regulate body temperature
Out of these four, which two are correct-
A
(i) and (ii)
B
(ii) and (iii)
C
(iii) and (i)
D
(iii) and (iv)
3
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
Quercus species are the dominant component in:
A
Temperate deciduous forests
B
Alpine forests
C
Scrub forests
D
Tropical rain forests
4
AIPMT 2007
MCQ (Single Correct Answer)
+4
-1
A high density of elephant population in an area can result in :-
A
Mutualism
B
Interspecific competition
C
Predation on one another
D
Intraspecific competition

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