Ecosystem -Structure and Function

Choose the incorrect option with respect to components of a small pond ecosystem:

Ecosystem maintains functional balance or homeostasis because:

Biotic community is

The functional aspect of ecosystem can be explained in terms of

Pond is a

Which of the following occupy the top vertical strata of the forest ecosystem?

Find out the incorrect statement.

Which of the following type of ecosystem is expected in an area where evaporation exceeds precipitation and the mean annual rainfall is below $100 \mathrm{~mm}$

All of the following are representing an ecosystem except one:

What are the characteristics of terrestrial ecosystem?

What are the types of ecosystem?

Which is the World's largest terrestrial ecosystem?

Which pyramid is always upright?

Define the ecosystem and describe its various components.

Write any two differences between food chain and food web.

Describe the various components of pond ecosystem diagrammatically.

Explain Food Chain.

What is the Trophic level? Explain it.  

Write any three differences between Food web and Food chain.