Which of the following correctly describes a food chain?
A sequence showing how energy moves from one organism to another through feeding
Ecosystems involve many kinds of relationships between organisms, and different diagrams are used to represent different aspects of these relationships.
A food chain specifically shows the sequence through which energy moves from one organism to another as each is consumed by the next in line.
It begins with producers and passes through various levels of consumers, illustrating how energy transfers step by step through feeding.
Which one of the following is an example of ex situ conservation of biological resources?
All eco-systems begin with energy input from-
What is the transition zone between two ecosystems known as?
Given below are two statements one is labelled as Assertion (A) and the other is labelled as Reason (R):
Assertion (A): It is crucial to sustain Himalayan ecosystem
Reason (R): Himalayan ecosystem is home to a number of indigenous tribes.
In the light of the above two statements choose the correct answer from the options given below
Among all recorded species in the world, India accounts for about