Ecosystem Roles and Food Chains

The video explains how living things are interconnected and depend on each other for survival. It introduces producers, consumers, and decomposers, and classifies consumers into herbivores, carnivores, and omnivores. The concept of food chains and food webs is discussed, highlighting the flow of energy from the sun through plants to animals. The video also emphasizes the importance of maintaining environmental balance and the impact of human activities on ecosystems.

What do cows rely on for their food?

• Other animals

• Sunlight

• Plants

• Bees

Which of the following is a producer?

• Human

• Worm

• Bee

• Plant

What role do decomposers play in the ecosystem?

• They consume other living beings

• They hunt prey

• They produce their own food

• They break down dead material

Which type of consumer eats only plants?

• Omnivores

• Herbivores

• Carnivores

• Decomposers

What is an animal called that hunts another for survival?

• Prey

• Producer

• Predator

• Decomposer

What is the starting point of a food chain?

• Omnivore

• Plant

• Herbivore

• Carnivore

How is a food web different from a food chain?

• It includes only herbivores

• It consists of multiple interconnected chains

• It is a single linear path

• It involves only plants

What do living beings compete for in an environment?

• Decomposers

• Predators

• Producers

• Space and sunlight

What happens when humans build houses in natural areas?

• They increase the number of predators

• They create more space for plants

• They enhance the food web

• They occupy space previously used by other organisms

Why must humans be careful about their environmental impact?

• To increase competition

• To eliminate decomposers

• To maintain the delicate balance in nature

• To reduce the number of producers