61.
Dark reaction of photosynthesis takes place in

62.
Plant breeds manipulate sterility and floral morphology to take advantage of hybrid vigour.
Which of the basic methods listed below are utilised for this purpose?
1. Genetic male sterility
2. Self-incompatibility
3. Hybridization
4. Induced mutation
5. Cytoplasmic male sterility
Select the correct answer:

63.
The condition in which a gene in a homozygous recessive condition (aa) masks the effect of one or both members (BB or bb) of another gene pair is known as

64.
Continous selfing in a plant increases

65.
Staggered sowing is followed to make uniform

66.
The combination of male and female features in the body of an individual is known as

67.
Ribozyme is an

68.
ICRISAT deals with

69.
Seed Act was implemented in India on

70.
What is the plausible reason for availability of most of the tomato varieties in the market to be almost uniformly oval shaped and firm