Biotechnology Principles and Processes: MCQs Test – 05 8

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NEET Biology Questions on Biotechnology – Principles and Processes| NEET Biotechnology Questions (MCQs) with Answers | Online Test No 05

NEET Biotechnology Questions : MCQs Test - 05

Congratulations - you have completed NEET Biotechnology Questions : MCQs Test - 05. You scored %%SCORE%% out of %%TOTAL%%. Your performance has been rated as %%RATING%%
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Question 1
Which one of the following is used as vector for cloning genes into higher organisms?
A
Salmonella typhimurium
B
Retrovirus
C
Baculovirus
D
Neurospora crassa
Question 2
The vector for T-DNA is
A
Thermus aquaticus
B
Salmonella typhimurium
C
Agrobacterium tumefaciens
D
Bacillus thuringiensis
Question 3
Cellular totipotency is demonstrated by
A
All plant cells
B
Only gymnosperm cells
C
All eukaryotic cells
D
Only bacterial cells
Question 4
Crop plants grown in monoculture are
A
Characterized by poor root system
B
Free from intraspecific competition
C
Low in yield
D
Highly prone to pests
Question 5
Differentiation of organs and tissues in a developing organism, is associated with
A
Differential expression of genes
B
Developmental mutations
C
Deletion of genes
D
Lethal mutations
Question 6
Meristem culture is practiced in horticulture to get
A
Slow-growing callus
B
Somaclonal variation
C
Haploids
D
Virus-free plants
Question 7
Micropropagation is a technique
A
for production of true to type plants
B
for production of haploid plant
C
for production of Somatic hybrids
D
for production of Somaclonal plants
Question 8
What is true of plasmid?
A
Part of nuclear chromosome
B
Contains genes for vital activities
C
Found in viruses
D
Widely used in gene transfer
Question 9
Somaclonal variation appears in plants
A
Transformed by recombinant DNA technology
B
Growing in polluted soil or water
C
Exposed to gamma rays
D
Raised in tissue culture
Question 10
Tobacco plants resistant to a nematode have been developed by the introduction of DNA that produced (in the host cells)
A
An antifeedant
B
A particular hormone
C
Both sense and anti-sense RNA
D
A toxic protein
Question 11
Plasmids are suitable vectors for gene cloning because
A
these can shuttle between prokaryotic and eukaryotic cells
B
these are small circular DNA molecules with their own replication origin site
C
these are small circular DNA molecules, which can integrate with host chromosomal DNA
D
these often carry antibiotic resistance genes
Question 12
Some of the characteristics of Bt cotton are
A
Medium yield, long fibre and resistance to beetle pests
B
Long fibre and resistance to aphids
C
High yield and resistance to bollworms
D
High yield and production of toxic protein crystals which kill dipteran pests
Question 13
Cultivation of Bt cotton has been much in the news. The prefix Bt means ______.
A
produced by biotechnology using restriction enzymes and ligases
B
bigger thread variety of cotton with better tensile strength
C
barium-treated cotton seeds
D
carrying an endotoxin gene from Bacillus thuringiensis
Question 14
Stirred-tank bioreactors have been designed for
A
Purification of the product
B
Addition of preservatives to the product
C
Availability of oxygen throughout the process
D
Ensuring anaerobic conditions in the culture vessel
Question 15
Restriction endonucleases are enzymes which
A
Recognize a specific nucleotide sequence for binding of DNA ligase
B
Make cuts at specific positions within the DNA molecule
C
Remove nucleotides from the ends of the DNA molecule
D
Restrict the action of the enzyme DNA polymerase
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There are 15 questions to complete.
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8 thoughts on “Biotechnology Principles and Processes: MCQs Test – 05”

  • Reply ↓
    chikki

    getting prepared by practising these question

  • Reply ↓
    Madhavi

    these really test our text book reading habit…!!

  • Reply ↓
    meenakshi

    i have really excited when i got 12 marks in this quiz this s very useful to check my knowledge