EVERYDAY SCIENCE

Detailed explanation-1: –As it is clear from the given option that grass is a producer but wheat and mango are not consumers.

Detailed explanation-2: -so the correct answer is ‘Autotroph’.

Detailed explanation-3: -Zooplankton are herbivorous micro-organisms such as protozoa that are found in water bodies. They depend upon producers for food and hence are not producers.

Detailed explanation-4: -Plants make their own food through a process called photosynthesis. Using the energy from the sun, water and carbon dioxide from the atmosphere and nutrients, they chemically make their own food. Since they make or produce their own food they are called producers.