2014 · Science & TechnologyPrevious Year Question
Q52.
Consider the following techniques/phenomena: 1. Budding and grafting in fruit plants. 2. Cytoplasmic male sterility. 3. Gene silencing. Which of the above is/are used to create transgenic crops?
A. 1 only
B. 2 and 3 only
C. 1 and 3 only
D. None
Answer

B

Explanation

All three methods are used for transgenic crops directly or indirectly. However, Cytoplasmic male sterility and Gene silencing are technologies specifically designed for this purpose, making option b more appropriate. Budding and grafting are general horticultural techniques not specific to transgenics.