Which English ecologist was the first to describe the distinctive shape of the food web, which he called the pyramid of numbers?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. Charles Elton.
- Charles Elton first used the term food web in 1927 for which he used it to describe a pyramid of numbers.
- A food web consists of all the food chains in a single ecosystem.
- Each living thing in an ecosystem is part of multiple food chains.
- Each food chain is one possible path that energy and nutrients may take as they move through the ecosystem.