JOIN ADRE 2.0 Telegram Group

Plant Breeding MCQs | Plant Breeding Multiple Choice Questions and Answers

Questions
1 Breeding for disease resistance requires
A a good source of resistance
B Planned hybridisation
C Diseases test
D all of these

Answer: all of these
2 Polyploidy is induced through
A Irradiation
B Mutagenic chemicals
C Ethylene
D Colchicine

Answer: Colchicine
Advertisement
Article and Schedule Quiz Start Test!

DOWNLOAD CURRENT AFFAIRS PDF FROM APP

3 Pure line breed refers to
A Heterozygosity Only
B Homozygosity Only
C Homozygosity And Self Assortment
D Heterozygosity And Linkage

Answer: Homozygosity Only
4 Bagging is done to
A Avoid cross pollination
B Avoid self pollination
C Achieve desired pollination
D Prevent contamination from foreign pollen

Answer: Prevent contamination from foreign pollen
5 A technique of micropropagation is
A Multiple root production
B Somatic embryogenesis
C Growth of micro organisms on culture medium
D Multiple shoot production and embryo rescue

Answer: Somatic embryogenesis
6 A mating is expected to produce 50% heterozygotes and homozygotes is
A BB X Bb
B BB x Bb
C both a and b
D bb xbb

Answer: both a and b
7 The codons which collectively code for the same amino acid
A Synonymous codons or Degenerate codons
B Initiation codons
C Termination codons
D None Of The Above

Answer: Synonymous codons or Degenerate codons
8 How many triplet codons can be made from the four nucleotides A, U, G na d C containing one or more uracils?
A 27/64
B 17/64
C 37/64
D 47/64

Answer: 37/64
9 Given the antisense DNA codon 3'TAC5', the anticodon that pairs with corresponding mRNA codon could be
A 3'CAT5'
B 5'AUG3'
C 3'UAC5'
D None of the Above

Answer: 3'UAC5'
10 The highest number in Ophioglossum reticulatum
A 2n=1260
B 2n=1206
C 2n=1026
D 2n=1620

Answer: 2n=1260
11 What is LD 50?
A Mutagen kills 50% treated materials
B Mutagen kills 50% un-treated materials
C Lose of 50% chemicals
D Low dose of semi mutagen

Answer: Mutagen kills 50% treated materials
12 The method of section of plants from population by their Phenotype
A Mass Selection
B Pureline Section
C Clonal section
D Both a and b

Answer: Mass Selection
13 The process of transfer of hereditary character from one generation to another is known as...........?
A Genes
B Mutation
C Variation
D Genetics

Answer: Genetics
14 Which term of genetics represents the potential ability of a plant cell to grow into a complete plant?
A Pluripotency
B Totipotency
C Cloning
D Variation

Answer: Pluripotency
15 What do you mean by law of dominance?
A When offspring shows the characters of generation
B When Offspring of cross breed parent only show dominant characters in F1 generation
C When offspring of cross breed parent only show dominant characters in F2 generation
D In F2 generation both the character which is governed by gene are separated

Answer: When Offspring of cross breed parent only show dominant characters in F1 generation
16 Which of the following process is an exception of Mendel Law?
A Mutation
B Variation
C Linkage
D None of the above

Answer: Linkage
17 Which plant Gregor Mendel had cross breed for his experiment?
A Onion plant
B Carrot plant
C Pea plant
D Lily plant

Answer: Pea plant
18 A sudden change in the gene which is heritable from one generation to other is known as?
A Variation
B Cloning
C Totipotency
D Mutation

Answer: Mutation
19 Name the chromosome found in the cells which are responsible for characters other than sex chromosomes?
A Autosomes
B Genome
C Mitochondrial chromosome
D Y chromosome

Answer: Autosomes
20 Who is known as father of genetics?
A Gregor Mendel
B Augustinian friar
C Norman Borlaug
D M.S Swaminathan

Answer: Gregor 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