441: The varieties of corn can be improved by which of the following methods?
(a) Dihybrid cross
(b) Back cross
(c) Double cross
(d) Natural selection
442: NASA'S Deep Impact space mission was employed to take detailed pictures of which comet nucleus ?
(A) Hale Bopp
(B) Halley's Comet
(C) Hyakutake
(D) Tempel 1
443: With reference to organic farming in India, consider the following statements:
1. The National Programme for Organic Production' (NPOP) is operated under the guidelines and directions of the Union Ministry of Rural Development.
2. The Agricultural and Processed Food Products Export Development Authority' (APEDA) functions as the Secretariat for the implementation of NPOP.
3. Sikkim has become India's first fully organic State.
Which of the statements given above is/are correct?
(a) 1 and 2 only
(b) 2 and 3 only
(c) 3 only
(d) 1, 2 and 3
444: Which of the following is located in Aurangabad?
(a) Shahjehan's tomb
(b) Tomb of Aurangzeb's queen
(c) Akbar's tomb
(d) Babur's tomb
445: What is the number of spokes in the Dharmachakra in the National Flag of India?
(a) 24
(b) 16
(c) 18
(d) 22