1
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
2
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
The biomass available for consumption by the herbivores and the decomposers is called –
A
Standing crop
B
Net primary productivity
C
Gross primary productivity
D
Secondary productivity
3
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
Study the four statements (a–d) given below and select the two correct ones out of them –
(a) A lion eating a deer and a sparrow feeding on grain are ecologically similar in being consumers
(b) Predator star fish Pisaster helps in maintaining species diversity of some invertebrates
(c) Predators ultimately lead to the extinction of prey species
(d) Production of chemicals such as nicotine, strychnine by the plants are metaboilic disorders
The two correct stament are-
A
b and c
B
a and d
C
c and d
D
a and b
4
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
DNA or RNA segment tagged with a radioactive moleculer is called –
A
Clone
B
Probe
C
Plasmid
D
Vector
EXAM MAP