1
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
What would be the number of chromosomes of the aleurone cells of a plant with 42 chromosomes in its root tip cells?
A
42
B
63
C
84
D
21
2
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
Continuous addition of sugars in 'fed batch' fermentation is done to :
A
obtain antibiotics
B
produce methane
C
purify enzymes
D
degrade sewage
3
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
The testes in humans are situated outside the abdominal cavity inside a pouch called scrotum. The purpose served is for :
A
providing a secondary sexual feature for exhibiting the male sex
B
maintaining the scrotal temperature lower than the internal body temperature
C
escaping any possible compression by the visceral organs
D
providing more space for the growth of epididymis
4
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
Which one of the following conditions correctly describes the manner of determining the sex ?
A
XO condition in humans as found in Turner Syndrome, determines female sex
B
XO type of sex chromosomes determine male sex in grasshopper
C
Homozygous sex chromosomes (ZZ) determine female sex in Birds
D
Homozygous sex chromosomes (XX) produce male in Drosophila