B2.2 - Ecosystem processes (Credit to Brandon)

Question 1

What is a producer and give an example of one

Answer 1

A producer is an organism that makes its own food and is consumed by a primary consumer(herbivore). Examples of a producer is grass, algae and trees.

Question 2

What is photosynthesis?

Answer 2

Photosynthesis is a chemical reaction in which plants take in carbon dioxide and water to make glucose. This acts as food to plants. In the process, oxygen is created.

Question 3

Where does photosynthesis occur?

Answer 3

It occurs in the chloroplast.

Question 4

Why are leaves green?

Answer 4

Leaves are green because of the chlorophyll in their leaves and stem.

Question 5

What is chemosynthesis?

Answer 5

Chemosynthesis is when species of bacteria use chemical reactions to create glucose.

Question 6

What is aerobic respiration?

Answer 6

Aerobic respiration is when glucose reacts with oxygen to transfer the energy stored in food. Energy is transferred to cells.

Question 7

What is anaerobic respiration?

Answer 7

Respiration that doesn’t use oxygen. This only happens if aerobic respiration can’t take place.

Question 8

Name all the type of consumers in a food chain.

Answer 8

Producer, primary consumer, secondary consumer, tertiary consumer and quaternary consumer.

Question 9

What is meant by interdependence?

Answer 9

Interdependence is when living organisms depend on each other to survive.

Question 10

What is an ecosystem?

Answer 10

An ecosystem is the name given to plants and animals that live in a location. They all depend on each other to survive.