Question

Note on gymnosperm .......​

Answer 1

Explanation:

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• have naked seeds as the ovules are not enclosed by any ovary wall
• includes shruns and trees
• have generally tap roots, stem may be Branched or unbranched
• leaves -needle like
• roots of pinus have fungal associations in the form of mycorrhiza
• Heterosporous- produce haploid microspores and megaspores

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Answer 2

$\huge\mathfrak\red{Hello}$

Gymnosperm is a subdivision of plants with naked seeds. They show following important characteristics:

✍️They are the most primitive and simplest seed bearing plants.

✍️ They are usually perennial, evergreen and woody plants, including trees and shrubs.

✍️ The seeds produced by these plants are naked and not enclosed within the fruit.

✍️ Their seeds contains a food storage tissue called endosperm for future growth of embryo during germination.

✍️ Ex. Cycas, Pinus