1
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
The figure given below is a diagrammatic representation of response of organisms to abiotic factors. What do a, b and c represent respectively – AIPMT 2010 Prelims Biology - Organisms and Populations Question 53 English
A
(a) $$ \to $$ partial regulator, (b) $$ \to $$ regulator, (c) $$ \to $$ conformer
B
(a) $$ \to $$ conformer, (b) $$ \to $$ regulator, (c) $$ \to $$ partial regulator
C
(a) $$ \to $$ regulator, (b) $$ \to $$ conformer, (c) $$ \to $$ partial regulator
D
(a) $$ \to $$ regulator, (b) $$ \to $$ partial regulator, (c) $$ \to $$ conformer
2
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
Which one of the following is one of the characteristics of a biological community?
A
Mortality
B
Sex-ratio
C
Stratification
D
Natality
3
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
A country with a high rate of population growth took measures to reduce it. The figure below shows age-sex pyramids of populations A and B twenty years apart. Select the correct interpretation about them : –
AIPMT 2009 Biology - Organisms and Populations Question 50 English
A
"A" is more recent shows slight reduction in the growth rate
B
"B" is more recent showing that population is very young
C
"A" is the earlier pyramid and no change has occurred in the growth rate
D
"B" is earlier pyramid and shows stabilized growth rate
4
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
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