Mycorrhizal Biotechnology has been used in rehabilitating degraded sites because mycorrhiza enables the plants to – 1. Resist drought and increase absorptive area 2. Tolerate extremes of pH 3. Resist disease infestation Select the correct answer using the codes given below:
Correct answer: C
Explanation
Statement 1 is correct: Mycorrhizae: - Greatly increase the effective root surface area - Improve water absorption - Help plants withstand drought stress
Statement 2 is correct: Mycorrhizal fungi help plants: - Grow in acidic or alkaline soils - Access nutrients even when pH reduces their availability
Statement 3 is correct: Mycorrhizae offer bioprotection: - Compete with soil pathogens - Produce antibiotics - Strengthen plant immune responses