किसी पारिस्थितिकी तंत्र के ऊर्जा प्रवाह आरेख में, शाकाहारी जीवों (herbivores) को ऊर्जा सीधे किससे प्राप्त होती है?

If decomposers were completely removed from an ecosystem, what would be the most immediate consequence?

Which of the following is an abiotic component of an ecosystem?

Which of the following is NOT a component of the abiotic environment?

Which of the following falls under the category of organic substances in an ecosystem?

Which of the following falls under the category of inorganic substances among the abiotic components of an ecosystem?

What is the primary role of bees in ecosystems?

In an inverted ecological pyramid of biomass (such as in a marine ecosystem), which of the following trophic levels generally has the lowest biomass?

Which of the following is an example of a lotic ecosystem?