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Plants have a number of barriers and mechanisms to prevent entry of pathogens - VCE - SSCE Biology - Question 8 - 2023 - Paper 1
Question 8
Plants have a number of barriers and mechanisms to prevent entry of pathogens. The most likely route of entry of the fungal pathogen to the wheat plants above is via... show full transcript
Worked Solution & Example Answer:Plants have a number of barriers and mechanisms to prevent entry of pathogens - VCE - SSCE Biology - Question 8 - 2023 - Paper 1
Step 1
A. stomata.
Answer
Stomata are small openings on the surface of leaves that allow for gas exchange. They are also the most common entry point for pathogens, including fungal spores, due to their continuous exposure to the external environment. As such, pathogens can penetrate plant tissues more easily through these openings compared to other barriers.