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Life on the Earth

Question
CBSEENGE11010986
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Mention the classes of the aquatic ecosystem. 

Solution

Aquatic ecosystems can be classed as:


i. Marine ecosystems - Marine ecosystem includes the oceans, coastal estuaries and coral reefs.

ii. Freshwater ecosystems - Freshwater ecosystem includes lakes, ponds, streams, marshes and bogs.

Question
CBSEENGE11010987
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What are detritus feeders?

Solution

A fourth group of consumers feeding in the ocean waters or decomposed tissues of plant, animals are called detritus feeders.

Question
CBSEENGE11010988
Wired Faculty App

What are aquatic eco-systems ?

Solution

Aquatic eco-systems include fresh water lakes, rivers, estuaries, neritic zones, etc. The concentration of dissolved oxygen and the sunlight penetration of water and availability of nutrients are limiting factors for aquatic organisms.

Question
CBSEENGE11010989
Wired Faculty App

What are planktons ?

Solution

A number of organisms which have no measured population.

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