Biodiversity | Class IX

Biodiversity tiodiversity means the diversity of life forms. There are about ten million species in the planet. At present scientific…


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Monocotyledons (Monocots) & Dicotyledons (Dicots) | Class IX

Monocotyledons (Monocots) Salient features : • The plants of this group produce seeds having a single cotyledon • The leaves…

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Importance of Gymnosperms | Class IX

Gymnosperms are of great economic importance: 1. Source of timber: a. Gymnosperms are of great importance as they provide us…

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