Animal Biotechnology Quiz | Animal Biotechnology Multiple Choice Questions and Answers

Sports GK Questions and Answers 2024 (Latest Updated)

Awards & Honours GK Questions 2024 (Latest Updated)

Questions
1 Bar eye character of Drosophila is due to
A duplication in region of 16A of X chromosome
B due to a point mutation in eye-locus
C deletion in region of 16A of X chromosome
D due to presence of additional X-chromosome

Answer: duplication in region of 16A of X chromosome
2 Transmission of a gene from male parent to female child to male grand child is known as
A criss-cross inheritance
B maternal inheritance
C holandric inheritance
D quantitative inheritance

Answer: criss-cross inheritance
Advertisement
Article and Schedule Quiz Start Test!
DOWNLOAD CURRENT AFFAIRS PDF FROM APP
3 If two genes show 50% recombination
A they are on same chromosome but far apart
B they are on different chromosomes
C both (a) and (b)
D they are closely located on the same chromosome

Answer: both (a) and (b)
4 A map of chromosomes that utilizes cloned and sequenced DNA fragments rather than genetic markers is known as
A a cloning map
B a physical map
C a genetic map
D none of these

Answer: a physical map
5 In a dihybrid cross, the progeny of an Fl individual (hetero2ygous for both characters) will show a phenotypic ratio of
A 1:1:1:1
B 3:1:1:3
C 1:2:2:1
D 9:3:3:1

Answer: 1:1:1:1
6 Which of the following is correct when a character shows continuous variation assuming a normal distribution?
A It is not controlled genetically
B Many of the variation is due to fluctuation of climate
C It is governed by many genes with small cumulative effect
D None of the above

Answer: It is governed by many genes with small cumulative effect
7 In an organism, the chromosome number is maintained constant because of
A synapsis
B DNA duplication
C independent assortment
D crossing over

Answer: DNA duplication
8 How many chromosomes are there in the budding yeast (S. cerevisiae)?
A 20
B 18
C 16
D 17

Answer: 16
9 Raphanobrassica is a classical example of
A Allopolyploidy
B Nullisomy
C Aneuploidy
D None of the above

Answer: Allopolyploidy
10 How does dosage compensation in Drosophila occur?
A Hypertranscription of male X chromosome
B X inactivation in females
C Hypotranscription of female X chromosome
D Chimerism

Answer: Hypertranscription of male X chromosome
11 cdc mutant useful for the study of
A chromosome break point
B various stages of cell cycle
C Apoptosis only
D homeodomain

Answer: various stages of cell cycle
12 Recombinant DNA human health care product developed for treating haemophiliacs is
A coaglutation factor IX
B phytohemaglutinin
C interferon
D lymphokines

Answer: coaglutation factor IX
13 Which of the following has been produced commercially from mammalian culture?
A insulin
B renin
C plasminogen activator
D antibacterial antibody

Answer: plasminogen activator
14 A heterologous protein for its expression in the milk of a transgenic animal should be under the control of the promoter of the gene coding for
A β lactoglobulin
B β globin
C preproinsulin
D Lac Z

Answer: β lactoglobulin
15 Aminopterine is used during the production of hybridoma cells because it
A Blocks the synthesis of Ig by B cells
B Prevents the growth of B cells
C Blocks the salvage pathway
D Prevents the growth of myeloma cells

Answer: Blocks the salvage pathway
16 All of the following are produced by animal cells in culture and help the cells adhere to the culture dish except
A phospholipase A
B hyaluronic acid
C glycoprotein
D collagen

Answer: phospholipase A
17 The culture fluid of 1000 to 5000 colonies of hybridoma are screened for monoclonal antibody by

P- Antigen capture analysis Q- Western blot analysis

R-Northern blot analysis S-antibody capture analysis

A Q, S
B P, S
C R, S
D P, Q

Answer: P, S
18 Reverse vaccinology indicates
A from antigenic polysaccharide to vaccine development
B from antigenic protein to vaccine development
C from genome sequence to vaccine development
D from antibody to vaccine development

Answer: from antigenic protein to vaccine development
19 Antibody diversity is generated by
A Interchromosomal recombination
B Allelic exclusion
C Protein splicing
D Somatic mutation

Answer: Allelic exclusion
20 In animal cell cultures, the addition of serum to media is essential for providing?
A growth factors
B amino acid for protein synthesis
C nucleotide for DNA synthesis
D all of these

Answer: growth factors

Random GK Questions

Q. Which one of the following is one of the primary carnivores ?
Q. Which of the following planets of the solar system has the longest day ?
Q. With reference to the evolution of living organisms, which one of the following sequences is correct?
Q. Which is the source of political power in India?
Q. In which organ of the human body, lymphocyte cells formed?
Q. Who became the man of the tournament in cricket world cup 2015?
Assam Direct Recruitment Test Series

Teacher Eligibility Test

Assam Direct Recruitment Test Series