SRMJEEE SERIES Biology
Genetics
10 previous year questions.
Volume: 10 Ques
Yield: Medium
High-Yield Trend
2
2019 3
2018 5
2017 Chapter Questions 10 MCQs
01
PYQ 2017
medium
biology ID: srmjeee-
Isolation and patenting useful genes of other countries without their permission or understanding is called
1
Biopatenting
2
Biopiracy
3
Bioterrorism
4
Biowar
02
PYQ 2017
medium
biology ID: srmjeee-
In man, which of the following genotypes and phenotypes may be the correct result of aneuploidy in sex chromosomes?
1
22 pairs + Y females
2
22 pairs + XX females
3
22 pairs + XXY males
4
22 pairs + XXXY females
03
PYQ 2017
medium
biology ID: srmjeee-
In tetrad analysis, second-division segregation result from
1
single crossover between linked genes
2
double crossover between linked genes
3
single crossover between a gene and a centromere
4
independent assortment of unlinked genes
04
PYQ 2017
medium
biology ID: srmjeee-
Family tree can be constructed by
1
Cloning
2
Karyotyping
3
DNA sequencing
4
Pedigree analysis
05
PYQ 2017
medium
biology ID: srmjeee-
Weismann cut off tails of mice generation after generation but tails neither disappeared nor shortened showing that
1
Tail is an essential organ
2
Darwinism was wrong
3
Lamarckism was wrong
4
Mutation theory was wrong
06
PYQ 2018
medium
biology ID: srmjeee-
Why are genetic disorders such as haemophilia and Duchenne muscular dystrophy more prevalent in males than females?
1
Because they can only be passed on from father to son
2
Because they are dominant genetic disorders
3
Because they occur due to spontaneous mutations in the Y-chromosome
4
Because they are X-linked recessive disorders
07
PYQ 2018
medium
biology ID: srmjeee-
Linkage prevents
1
Homozygous condition
2
Segregation of alleles
3
Hybrid formation
4
Heterozygous condition
08
PYQ 2018
medium
biology ID: srmjeee-
A nicked RNA molecule can be ligated by
1
T4 RNA ligase
2
DNA polymerase III
3
T4 DNA ligase
4
DNA polymerase I
09
PYQ 2019
medium
biology ID: srmjeee-
The equipment which introduces DNA into cells is
1
laser
2
DNA probe
3
gene gun
4
needle
10
PYQ 2019
medium
biology ID: srmjeee-
The visual display of chromosomes arranged by size, shape and banding pattern is called as
1
Syndrome
2
Karyotype
3
Metaphase spread
4
Ploidy