KEAM SERIES Biology
Principles Of Inheritance And Variation
4 previous year questions.
Volume: 4 Ques
Yield: Medium
High-Yield Trend
1
2014 1
2012 1
2011 1
2010 Chapter Questions 4 MCQs
01
PYQ 2010
medium
biology ID: keam-201
Select the incorrect statement.
1
In domesticated fowls, sex of progeny depends on the type of sperm rather than egg.
2
Human males have one of their sex-chromosome much shorter than the other.
3
Male fruit fly is heterogametic.
4
In male grasshoppers. 50% of sperms have no sex-chromosome.
02
PYQ 2011
medium
biology ID: keam-201
type of sex determination is seen in:
1
Man
2
Grasshopper
3
Drosophila
4
Birds
03
PYQ 2012
medium
biology ID: keam-201
Sickle cell anaemia is caused by substitution of
1
Valine by glutamic acid at sixth position of chain of Hb
2
Valine by glutamic acid at sixth position of -chain of Hb
3
Glutamic acid by valine at sixth position of -chain of Hb
4
Glutamic acid by valine at sixth position of -chain of Hb
04
PYQ 2014
medium
biology ID: keam-201
Find out the mismatched pair.
1
Haemophilia ?
2
Cystic fibrosis ?
3
Down's syndrome ?
4
Turner's syndrome ?