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Sign in to searchSCIENCE AND TECHNOLOGY
PRERNA FOR IAS
ORGANISMS AND POPULATION
1. Ecology and Organisms
Ecology is the branch of biology that studies the interactions between living organisms and their environment. An organism is an individual living being capable of performing all life processes such as growth, reproduction, respiration, and response to stimuli. Organisms can be plants, animals, fungi, or microorganisms. Every organism occupies a specific habitat and plays a unique role in nature. Understanding organisms helps scientists study biodiversity, adaptation, evolution, and ecosystem functioning. Ecology explains how organisms depend on each other and on environmental factors such as water, sunlight, temperature, and nutrients for survival and successful reproduction.
2. Population
A population is a group of individuals of the same species living in a particular area at a specific time and capable of interbreeding. Examples include a herd of deer, a school of fish, or a forest of pine trees. Population s
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Learn about organisms, populations, and ecological organization. Explore ecosystems, habitats, niches, and adaptations that explain biodiversity and survival in nature.
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