Food Web

What is a trophic level?

• A type of ecosystem

• Each step in a food chain or food web, representing a different level of energy transfer.

• A measure of biodiversity

• The total biomass of an area

What role do scavengers play in an ecosystem?

• They produce energy through photosynthesis.

• They consume dead animals and help in the decomposition process.

• They compete with predators for food resources.

• They provide shelter for other animals.

What is the primary source of energy for all ecosystems?

• The moon.

• The sun.

• Volcanic activity.

• Geothermal energy.

Give an example of a herbivore.

• A rabbit.

• A lion.

• A shark.

• A hawk.

What is the role of decomposers in an ecosystem?

• They produce energy through photosynthesis.

• They break down dead material and recycle nutrients.

• They compete with plants for sunlight.

• They are the primary consumers in the food chain.

What is the significance of a food web compared to a food chain?

• A food web shows the interconnectedness of multiple food chains in an ecosystem.

• A food web is a simpler version of a food chain.

• A food web only includes plants and herbivores.

• A food web is less important than a food chain.

What is an omnivore?

• An organism that eats only plants.

• An organism that eats both plants and animals.

• An organism that only eats animals.

• An organism that can produce its own food.

What is a system of food chains that shows the transfer of energy called?

• Food chain

• Food web

• Energy cycle

• Nutrient flow

What is the difference between a predator and prey?

• A predator is an animal that hunts and eats other animals (prey).

• Prey are animals that hunt and eat other animals.

• Predators are always larger than their prey.

• Prey are animals that live in the same habitat as predators.

What is an example of a producer in an ecosystem?

• Grass

• Lion

• Eagle

• Frog