Leaf: Structure, Types and Modifications

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Leaf: Structure, Types and Modifications: Overview

This topic covers concepts such as leaf venation, leaf, petiole, leaf base and lamina.

Important Questions on Leaf: Structure, Types and Modifications

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In Opuntia, spines are modification of:

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The leaf lamina is the expanded and green part of the leaf.

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Which among the following part of the leaf provides a large surface area to carry out photosynthesis?

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Mention the function of leaf lamina.

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What term is given to the arrangement of leaves on the stem?

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Fill in the blank with the correct option from the bracket.

Reticulate venation is found in most of the _____ plants. (monocot, bryophyte, dicot)

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What is the difference in the venation (vein arrangement) of a peepal leaf and a grass leaf?

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In which part of the plant are the veins found?

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Fill the table below:

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Observe the leaves of a mango tree, jack tree, bamboo, paddy, teak, and coconut tree and classify them into two based on venation.

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Notice the pattern of the leaves in the picture. What differences did you notice between the two leaves?

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Notice the pattern of the leaves in the picture. Complete the picture by joining the dots, starting from the leaf stalk.

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Give an example for leaf modified into tendrils.
 

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Give an example for leaf modified into pitcher.

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Give an example for leaf modified into spines.

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Wild pea and glory lily are examples of _____(leaf tendrils/leaf spines).