SS1: BIOLOGY - 3RD TERM
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Population Studies3 Topics|1 Quiz
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Ecological Factors7 Topics|1 Quiz
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Functioning Ecosystem I4 Topics
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Functioning Ecosystem II2 Topics|1 Quiz
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Relevance of Biology to Agriculture I2 Topics
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Relevance of Biology to Agriculture II3 Topics|1 Quiz
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Relevance of Biology to Agriculture III - Pest and Diseases of Agriculture Importance5 Topics|1 Quiz
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Relevance of Biology to Agriculture III4 Topics|1 Quiz
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Microorganisms Around Us1 Topic
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Microorganisms in Action6 Topics|1 Quiz
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Towards Better Health2 Topics|1 Quiz
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Habitats4 Topics
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Habitats II5 Topics|1 Quiz
Estuarine Habitat (Brackish Water Habitat)
Topic Content:
- Meaning of Estuarine Habitat
- Types of Eustaries
- Characteristics of Estuarine Habitat
- Distribution of Plants and Animals in Estuarine Habitats
- Plants in Estuarine Habitats and their Adaptive Features
- Animals in Estuarine Habitats and their Adaptive Features
Estuarine habitat is also known as brackish water . It is formed as a result of mixing saltwater from the sea with fresh water from the land.
These habitats can include oyster reefs, coral reefs, rocky shores, submerged aquatic vegetation, marshes, and mangroves.

Types of Eustaries:
These include delta, lagoon and bay.
1. Delta: A place where a river divides into many channels before it enters into the ocean or sea is known as a delta. Brackish water/delta is formed at the mouth of a river as it enters the sea.

2. Lagoon: Lagoons are relatively shallow, quiet water situated in a waste environment and having access to the sea but separated from open marine conditions by a barrier. A canal has
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