NEET BIOLOGY

Detailed explanation-1: -Explanation: biomass is organic matter used as a fuel or energy. when the giraffe eats the leaves it helps the giraffe gain energy so it can have the energy it needs in order to be able to live and survive.

Detailed explanation-2: -AI Recommended Answer: When a giraffe eats leaves from a tree, it incorporates the leaves into its own niche.

Detailed explanation-3: -Energy decreases as it moves up trophic levels because energy is lost as metabolic heat when the organisms from one trophic level are consumed by organisms from the next level.

Detailed explanation-4: -Killer whales feed at the first and second trophic levels.

Detailed explanation-5: -Ecological pyramids show the relative amount of energy or matter contained within each trophic level in a given food chain or food web. There are three different types of ecological pyramids: pyramids of energy, pyramids of biomass, and pyramids of numbers.