JOIN ADRE 2.0 Telegram Group

Principles of Inheritance and Variation MCQs | Principles of Inheritance and Variation Short Questions with Answers

Questions
First artificial mutation was induced in
A Barley
B Maize
C Drosophila
D Neurospora

Answer:Drosophila
2 Hemophilic person marries a girl having no history of the disease in her pedigree. What is the chance that a haemophilic child is born to them
A 0%
B 25%
C 50%
D 75%

Answer: 0%
3 If a hybrid expresses a character, it is called _________
A Epistasis
B Dominant
C Co-dominant
D Recessive

Answer: Dominant
4 A plant having the genotype AABbCC will produce ______ kinds of gametes
A 5
B 4
C 3
D 2

Answer:2
5 Colour blindness is an _________ linked recessive trait
A Z chromosome
B Y chromosome
C X chromosome
D None of the above

Answer: X chromosome
6 In most species, mitochondrial DNA is passed down from
A DNA
B Mother and Father
C Father
D Mother

Answer: Mother
7 Where are the genes for cytoplasmic male sterility in plants located?
A Chloroplast genome
B Mitochondrial genome
C Cytosome
D None of the above

Answer: Mitochondrial genome
8 _________ is a type of trait whose phenotype is influenced by more than one gene
A Oncogenic Trait
B Monogenic trait
C Polygenic trait
D None of the above

Answer:Polygenic trait
9 An individual’s collection of genes is called ______
A Genotype
B Phenotype
C Trait
D None of the above

Answer:Genotype
10 A man marries a woman and both do not show any apparent traits of inherited disease. Five sons and two daughters are born, and three of their sons suffer from a disease. However, none of the daughters is affected. The following mode of inheritance for the disease is
A Sex-linked recessive
B Sex-linked dominant
C Autosomal dominant
D None of the above

Answer: Sex-linked recessive
11 A trait that “overpowers” and hide another trait is called
A Overpowering trait
B Complex trait
C Recessive trait
D Dominant Trait

Answer: Dominant Trait
12 Why is haemophilia a disease that is more commonly seen in males?
A The disease is Y- linked
B The disease is X- linked
C Both (1) and (2)
D None of the above

Answer: The disease is X- linked
13 Sucess of mendal is
A Selection of Peaplant
B Studied of free characters
C More Characters selection
D Pea is Bisexual

Answer: Selection of Peaplant
14 Loss of Melanin pigment cause for:
A Colourblindness
B Depigmentation
C Phenyl Ketoneuria
D Alkaptoneuria

Answer: Depigmentation
15 Gunetical identification of male human is:
A By Nucleus
B By cells
C By Autosome
D By Sex-chromosome

Answer:By Sex-chromosome
16 Rh+ individual gene may be:
A rr
B TT
C Rr
D Both (a) and (c)

Answer:Rr
17 Cause of chromosomal mutation:
A Euploidy
B Polyploidy
C Physical effect
D All of these

Answer:All of these
18 Mendal was born in:
A 17th century
B 18th century
C 19th century
D 8th century

Answer:17th century
19 Two genes very close on a chromosome will show:
A No crossing over
B High crossing over
C Hardly an crossing over
D Only double crossing overy

Answer: No crossing over
20 First geneticist/father of genetics was:
A de Vries
B Mendel
C Darwin
D Morgan

Answer: Mendel

ADRE 2.0 FULL LENGTH MOCK TEST

Take Mock Tests

Missiles Mock Test Start Test!
SSC MTS Mock Test Start Test
IBPS CLERK MOCK TEST Start Test
SSC MTS 2022 JULY 26 Shift 1 (ENGLISH) Start Test!
SSC GD Previous Year Paper 2021 Nov 17 Shift - I (Hindi) Start Test!
SSC CGL Tier - 1 PYP 2022 April 21 Shift- 1 (ENGLISH) Start Test!
MPSC PAPER I MOCK TEST 1 (ENGLISH) Start Test!
IB Security Assistant Mock test 1 (english) Start Test!
UP POLICE CONSTABLE MOCK TEST 1 Start Test!
DELHI POLICE CONSTABLE MOCK TEST 1 (HINDI) Start Test!
Advertisement
Assam Direct Recruitment Test Series