St. Britto Hr. Sec. School - Madurai
12th Biology Monthly Test - 2 ( Botany - Principles of Ecology )-Aug 2020
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How is rhytidome act as the structural defense by plants against fire?
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Sandy soil is not suitable for cultivation. Explain why?
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Lichen is considered as a good example of obligate mutualism. Explain.
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Mention any two significant roles of predation plays in nature.
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List out the effects of fire to plants.
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What is Junglone?
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What is velamen?
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Give an account of various types of parasitism with examples.
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What is mutualism? Mention any two example where the organisms involved are commercially exploited in modern agriculture.
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Enumerate the anatomical adaptations of xerophytes.
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List out any five morphological adaptations of halophytes.
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Enumerate the anatomical adaptations of xerophytes.
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Explain different types of hydrophytes with examples.
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Give an account of various types of parasitism with examples.
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How do seeds disperse by wind?
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How do seeds disperse by water?