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:

QUESTION

Hard

Science & Technology

Prelims 2013

Mycorrhizal Biotechnology has been used in rehabilitating degraded sites because mycorrhiza enables the plants to -

Select the correct answer using the codes given below:

Select an option to attempt

Explanation

Mycorrhizal plants have tolerance to adverse soil, PH, high temp., drought, and toxic heavy metals.

The most important role of Mycorrhizal fungi is to absorb nutrients and water from the soil and transfer them to their hosts.

Mycorrhizae help plants withstand root diseases.

Oxalic acid production by mycorrhizal fungi contributes to disease suppression.

Hence, all three statements are correct. Answer (c).

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