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AFCAT · Biology
BA06 — Biotechnology & Everyday Biology — Quiz
AFCAT
20 Questions
No Negative Marking
🔍 Free Preview — first 3 questions
Question 1
Bt cotton contains a gene from which organism?
A
Escherichia coli
B
Rhizobium
C
Bacillus thuringiensis
D
Agrobacterium tumefaciens
Question 2
Which vitamin is synthesised in the human skin when exposed to sunlight?
A
Vitamin A
B
Vitamin B12
C
Vitamin C
D
Vitamin D
Question 3
Restriction enzymes are called "molecular scissors" because they:
A
Join two DNA fragments together
B
Cut DNA at specific palindromic sequences
C
Amplify DNA segments millions of times
D
Carry foreign genes into host cells
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