Food Chains and Ecosystem Roles

The video tutorial covers how living things, including plants and animals, obtain energy from food. It explains the process of photosynthesis in plants and how animals consume food to gain energy. The concept of food chains is introduced, highlighting the roles of producers and consumers. Different types of consumers, such as herbivores, carnivores, and omnivores, are discussed, along with the dynamics between predators and prey.

What are the basic needs of living things to survive?

• Companionship, food, and water

• Light, air, and shelter

• Shelter, warmth, and light

• Air, water, and food

What is the process called by which plants make their own food?

• Respiration

• Photosynthesis

• Digestion

• Fermentation

How do animals obtain energy?

• By breathing air

• By absorbing sunlight

• By consuming plants or other animals

• By making their own food

What is a food chain?

• A sequence showing energy transfer through food

• A list of all animals in an ecosystem

• A chart of animal habitats

• A diagram of plant growth

Who are the producers in a food chain?

• Plants

• Fungi

• Animals

• Humans

Which type of consumer eats only plants?

• Detritivores

• Herbivores

• Carnivores

• Omnivores

What type of consumer is a bear, which eats both plants and animals?

• Omnivore

• Carnivore

• Insectivore

• Herbivore

What is a predator?

• An animal that is hunted

• An animal that hunts others

• A bird that migrates

• A plant that traps insects

Which of the following is an example of prey?

• Deer

• Eagle

• Cheetah

• Lion

In a predator-prey relationship, what role does the cheetah play?

• Consumer

• Prey

• Producer

• Predator