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Life on the Earth
Question
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On what criteria the classification of kingdoms is done ?

Answer

The classification of kingdoms is made on the following criteria :

1. Complexity of cell structure.

2. Complexity of organism's body.

3. Mode of obtaining nutrition.

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Some More Questions From Life on the Earth Chapter

Define ecology.  

Describe the oxygen cycle. 

Describe the types of biogeochemical cycles. 

Define ecological system. 

Who are decomposer? State two scavengers. 

What are two types of ecosystems? 

Describe ecological efficiency.

Mention the classes of the aquatic ecosystem. 

What are detritus feeders?

What are aquatic eco-systems ?