Questions (120)
Q1CDS2017
Polynucleotide chain of DNA contains
- A a nitrogenous base, deoxyribose sugar and phosphate group ✓
- B a nitrogenous base, ribose sugar and phosphate group
- C deoxyribose sugar, ribose sugar and phosphate group
- D a nitrogenous base and phosphate group only
✓ Correct answer: (A)
Science & Technology › Biology & Health
Q2CDS2017
The process of copying genetic information from one strand of DNA into RNA is termed as
- A translation
- B transcription ✓
- C replication
- D mutation
✓ Correct answer: (B)
Science & Technology › Biology & Health
Q3CDS2017
AIDS is caused by the Human Immuno-deficiency Virus (HIV). The transmission of HIV infection generally occurs through
- A eating contaminated food and water
- B transfusion of contaminated blood and blood products ✓
- C inhaling polluted air
- D shaking hand with infected person
✓ Correct answer: (B)
Science & Technology › Biology & Health
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