IGNOU LSE 5 2026 - Describe the ways how plant adapt to biological stresses.

Question

Describe the ways how plant adapt to biological stresses.

28 Jan 2026

Answer :

Word Count : 255

Plants face a wide range of biological stresses, including attacks by pathogens like bacteria, fungi, viruses, and infestations by herbivorous insects. To survive and reproduce under such conditions, plants have evolved multiple adaptive strategies that can be broadly categorized into structural, chemical, and molecular defenses. Structural adaptations include physical barriers such as thick cell walls, waxy cuticles, and trichomes

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