Continued close inbreeding reduces fertility and productivity, a problem called:
AInbreeding depression
BLoss of hybrid vigour
COutbreeding depression
DRandom genetic drift
Answer & Solution
Correct answer: A. Inbreeding depression
1. Harmful recessive genes get exposed.
2. The decline is inbreeding depression.
3. Mating with unrelated superior animals restores yield.
_Source: syllabus Biology, Chapter 9, Strategies for Enhancement in Food Production._
Keep practising Agriculture
Browse all Agriculture questions for UPSC CSE, or explore more Science topics.