SET Biotechnology Questions (81-100)

81. Xeroderma pigmentosum is a disease caused by defects in:

A) Photo reactivation repair 

B) Recombination repair

C) Nucleotide excision repair 

D) Mismatch repair9

82. If plasmid X and plasmid Y belong to the same incompatibility group:

Statement 1. Plasmid X and Plasmid Y cannot coexist within the same host

Statement 2. Plasmid X and Plasmid Y share the same subset of replication proteins

A) 1 is wrong and 2 is correct 

B) 1 is correct and 2 is wrong

C) Both 1 and 2 are correct

 D) Both 1 and 2 are wrong

83. Match the following

a. fmet 1. Joins exons

b. spliceosome 2. Discontinuous message

c. Shine Dalgarno sequence 3. First of many amino acids

d. pre-mRNA 4. Locates start site

A) a-2, b-4, c-1, d-3 

B) a-3, b-1, c-4, d-2

C) a-4, b-1, c-3, d-2 

D) a-4, b-3, c-2, d-1

84. The RNA world hypothesis is proposing that:

A) RNA is both genetic material and catalyst

B) RNA was catalyst only

C) RNA formed from DNA

D) RNA formed from proteins

85. Kingsnake is a non-poisonous snake showing mimicry by adopting the colouration of the poisonous coral snake to avoid predation. In a region where both coral snake and king snake coexist, Kingsnakes' colouration will be more like that of the coral snakes. But, in areas where coral snakes are few, the colouration of Kingsnakes will be more dissimilar. This kind of selection is called:

A) Positive frequency-dependent selection

B) Negative frequency-dependent selection

C) Balanced polymorphism

D) Diversifying selection

86. What is the maximum theoretical capacity of Lambda replacement vectors?

A) 10 Kb B) 12 Kb C) 15 Kb D) 22 Kb

87. Gateway cloning is based on:

A) Lambda flp- frt system

B) Lambda Cre- lox system

C) Lambda att P- att B recombination

D) Tn7 transposition

88. ----- is not a prion disease.

A) Prader- Villi Disease

B) Scrapie Disease

C) Bovine Spongiform Encephalopathy

D) Creutzfeldt- Jacob’s Disease

89. ----- is the sterilization protocol used for serum in the animal cell culture medium.

A) Wet heat B) Dry heat C) Pasteurisation D) Filter sterilization

90. ----- are not the properties of finite cell lines.

A) Anchorage dependence

B) Contact inhibition

C) Over expression of telomerase

D) All of the above

SET Biotechnology Questions (81-100)

91. Which among the following is the karyotype of Turner syndrome?

A) 44A + XXY B) 2.44A+ YO C) 44A + XYY D) 44A+ XO

92. Raphanobrassica is an example of:

Statement 1. Distant hybridisation

Statement 2. Intergeneric Hybridisation

A) Both 1 and 2 are correct

 B) Both 1 and 2 are wrong

C) 1 is correct, and 2 is wrong 

D) 1 is wrong, and 2 is correct

93. Fairchild's Mule is an example of:

A) Animal interspecific hybrid

B) Cross between a female donkey and a stallion

C) Cross between a mare and a male donkey

D) Plant interspecific hybrid

94. Among 123 cervical cancer patients in a hospital, 84 were diagnosed with human

papilloma virus (HPV) infection. Based on these statistics, what is your inference?

A) Human papillomavirus is the only causative agent of cervical cancer

B) The coincidence of cervical cancer and HPV is by mere chance

C) HPV infection predisposes the patient to cervical cancer

D) All the above are correct

95. Ten people in a room has an average height of 166 cm. A 11th person with a height

of 170 cm enters the room. Now, what is the average height of all eleven people in the


A) 160.5 B) 166. 6 C) 166. 4 D) 166.7

96. The state government of Kerala decided to give all employees a flat raise of Rs 2500 a month. What would this do to the average monthly salary of the state employees and

standard deviation (SD) of salary?

A) Both remain unchanged

B) Both will change

C) Average monthly salary will increase but, the SD will not change

D) Average monthly salary will not change but, the SD will increase

97. An error causing all measurements to be systematically too high or too low is called

A) Chance Error 

B) Standard Deviation

C) Bias 

D) Standard Error

98. The unit of correlation coefficient is:

A) Same unit as that of the Data correlated

B) Square of the unit of the Data correlated

C) A mere number without any unit

D) None of the above

99. Two coins are tossed twice. What is the chance that all four faces give heads?

A) 1/8 B) 1 C) 1/4 D) 1/16

100. ------ is a likelihood-based tree building algorithm.


B) Neighbour Joining

C) Maximum Parsimony

 D) Bayesian

Learn more: Topic wise Biotechnology Multiple choice 


81.C) Nucleotide excision repair 

82. C) Both 1 and 2 are correct

83. B) a-3, b-1, c-4, d-2

84. A) RNA is both genetic material and catalyst

85.A) Positive frequency-dependent selection

86. D) 22 Kb

87. C) Lambda att P- att B recombination

88. A) Prader- Villi Disease

89. D) Filter sterilization

90. C) Over expression of telomerase

91. D) 44A+ XO

92. A) Both 1 and 2 are correct

93. D) Plant interspecific hybrid

94. C) HPV infection predisposes the patient to cervical cancer

95. C) 166. 4

96.C) Average monthly salary will increase but, the SD will not change

97. C) Bias 

98. C) A mere number without any unit

99.  D) 1/16

100.  D) Bayesian

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