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Ecosystem components, Biome & Food Chain

Definition An ecosystem is a structural and functional unit of the nature where there functional unit of the nature is interactions between living organisms and nonliving components and that living components determine the flow of energy and nutrients.e.g. pond ecosystem, forest ecosystem etc. Ecosystem performs 2 major functions : flow …

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Euphorbiaceae: The Spurge Family

Euphorbiaceae family is very diversified with mostly monoecious herbs, shrubs, and trees and even sometimes succulent and cactus-like members. It is named from one of its member genus ‘Euphorbia‘. This family has about 300 genus and 7500 species all over the world but more often found in warm and temperate …

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Lycopodium: The Creeping Pines

Systematic Position Division: Lycophyta / Lepidophyta Class: Eligulopsida Order: Lycopodiales Family: Lycopodiaceae Genus: Lycopodium Also known as club mosses, Lycopods, creeping pines or tailing pines. Ligule: A membranous outgrowth projecting from the leaf sheath. On the basis of ligule, Lycophyta has 2 classes: Eligulopsida: Lycopodium phylloglossum Liqulopsida – Isoetales, Selaginellales …

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Psilotum: The Whisk Fern

Psilotum is commonly known as Whisk-fern. Salient features of Pilotum The sporophytes are dichotomously branched with an underground rhizome and upright branches. The upright branches are leafless. Rhizoids are present instead of root. Stem has a relatively simple vascular cylinder. The sporangia are born in groups (trilocular) and form synangia. …

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