$A$ : Stratification helps in accommodation of a large number and types of plants in the same area.
$R$ : It is the occurrence of horizontal zonation in the ecosystem.
Assertion and Reason both are correct and also correct explanation.
Assertion and Reason both are correct but not explanation of assertion.
Assertion is correct, but Reason is incorrect.
Both Assertion and Reason are incorrect.
Which of the following is most important abiotic factor in pond ecosystem
What is an incomplete ecosystem ? Explain with the help of suitable example.
Which one of the following is one of the characteristics of a ecosystem structure?
Stratification is more pronounced in
Ecosystem is defined as