Genetics MCQ: MCQ Test (25 questions)

Question 1 of 25

Synthesis of DNA is called-

AReplication
BTranscription
CTermination
DAmination

Question 2 of 25

Mendel's second law is the law of -

Alndependent assortment
BSegregation
CDominance
DPolygenic inheritance

Question 3 of 25

Genetic code is a-

ASinglet
BDoublet
CTriplet
DNone of these

Question 4 of 25

The term mutation was was introduced by-

ALamarck
BDarwin
CHugo devries
DMendal

Question 5 of 25

The Golden Rice contains B-carotene gene which comes from-

ACarrot
BDaffodil
CBeetroot
DPapaya

Question 6 of 25

Nucleic acids are made of-

ANucleotides
BNucleosides
CAmino acids
DProtein

Question 7 of 25

Gene are made up of -

ADNA
BRNA
CDNA & RNA
Dprotein

Question 8 of 25

Genes located on mitochondrial DNA-

AGenerally show maternal inheritance
BAre always inherited from male parent
CShow hipa rental inheritance
DAre not inherited like the nuclear gene

Question 9 of 25

Genetic material found in cell is-

ADNA
BRNA
CProtein
DCarbohydrate

Question 10 of 25

A colour blind person cannot distinguish-

ABlack and yellow
BRed and green
CYellow and white
DGreen and blur

Question 11 of 25

A colour blind person marry with a normal women. Blindness is produced in their-

ASon
BDaughter
CSon of their son
DDaughter of their daughter

Question 12 of 25

Monohybrid ration of Mendal' s cross is -

A9 : 3:3:1
B0.12569444444444
C0.042361111111111
D0.084027777777778

Question 13 of 25

Sexual reproduction causes genetic variation because of-

ABlending of genes
BChromosomal changes
CShuffling of genes
DAll of the above

Question 14 of 25

Smallest part of DNA that undergoes recombination is :

AMuton
BCistron
CReplicon
DRecon

Question 15 of 25

When one gene controls two or more different characters simultaneously, the phenomena is called-

AApomixis
BPleiotropy
CPalyploidy
DPalyteny

Question 16 of 25

Sex chromosome in human male are named-

AXX
BXO
CXY
DNone

Question 17 of 25

Experimental evidence to show that the genetic code is

AGeorge Gamow
BWatson & Crick
CNirenberg and Matthaei
DNone of these

Question 18 of 25

Which one among the following is not correct about Down's Syndrome ?

AIt is a genetic disorder
BEffected individual has early ageing
CEffected person has mental retardation
DEffected person has furrowed tongue

Question 19 of 25

RNA contains-

AHexose
BRibose
CFructose
DGlucose

Question 20 of 25

Who proved that DNA is the basic genetic material ?

AGriffith
BWatson
CBoveri and sutton
DHershey and Chase

Question 21 of 25

Genetics deals with-

AMendel's laws
BOrganic evolution
CDNA structure
DHeredity and variation

Question 22 of 25

The first cloned animal Dolly was a-

ADog
BRabbit
CCat
DSheep

Question 23 of 25

Process in which part of a DNA bacterial cell is transferred to another through virus is-

AReproduction
BConjugation
CTransduction
DTransformation

Question 24 of 25

Which one of the following genetic disease is sex-linked ?

ARoyal haemophilia
BTay-sachs disease
CCystic fibrosis
DHypertension

Question 25 of 25

Who is responsible for the sex determination of a child-

AFather
BMother
CBoth mother and father
DNone of these