review food chain science 6

What is a food chain?

• A food chain is a type of restaurant.
• A food chain is a method of cooking food.
• A food chain is a series of organisms each dependent on the next as a source of food.
• A food chain refers to a group of fast food outlets.

Which of the following sentences explain about producer?

• A producer is an organism that creates its own food.
• A producer is an organism that relies on others for food.
• A producer is a type of consumer in the food chain.
• A producer is an animal that eats plants.

Which of the following best describes a consumer?

• A consumer is an organism that produces its own food.

• A consumer is an organism that eats other organisms for energy.

• A consumer is a type of plant in the ecosystem.

• A consumer is an organism that decomposes organic material.

What role do decomposers play in an ecosystem?

• Decomposers convert sunlight into energy.

• Decomposers break down dead organisms and recycle nutrients.

• Decomposers are primary producers in the food chain.

• Decomposers are organisms that consume plants exclusively.

What is the primary source of energy for most food chains?

• The primary source of energy is the soil.

• The primary source of energy is the sun.

• The primary source of energy is water.

• The primary source of energy is the atmosphere.

Which are the carnivore animals?

• Elephants
• Giraffes
• eagles

• Pandas

Which of the following is an example of a herbivore?

• Lions

• Deer

• Sharks

• Wolves

What is the significance of the food web in an ecosystem?

• A food web shows the interconnections between different food chains.

• A food web is a linear sequence of organisms.

• A food web only includes herbivores.

• A food web is a type of habitat.

Which of the following best describes an omnivore?

• An omnivore is an organism that only eats plants.

• An omnivore is an organism that only eats meat.

• An omnivore is an organism that eats both plants and animals.

• An omnivore is an organism that decomposes organic matter.

What is the role of primary producers in a food chain?

• They are the first level of consumers.

• They convert sunlight into chemical energy.

• They decompose organic matter.

• They are the top predators in the ecosystem.