Ecosystems

Question 1

Ecosystems
• Consist of abiotic and biotic in an area
• Abiotic: non-living things e.g minerals,rocks

• Biotic: living things e.g plants and animals
• producers: gets energy from sunlight e.g grass
• decomposer: gets energy by breaking down dead material e.g fallen leaves. Fungi and bacteria are decomposers
• consumers: gets energy by eating other organisms e.g rabbit will eat grass and fox will eat rabbit.

Answer 1

Questions
1.) what are the three organisms in an ecosystem?

• producers,decomposers & consumers
  2. ) what two things are decomposers ?
• bacteria & fungi
  3. ) what are examples of biotic?
• plants & animals
  4. ) examples of abiotic ?
• rocks and minerals

Question 2

Nutrients cycle :

1. ) when dead materials decompose (rot) nutrients release into the soil
2. ) the nutrients are taken up by soils and into the plants.The plants may be eaten by the consumers.
3. ) when the plants and to consumers die the nutrients are returned to the soil.

Answer 2

Questions:

1. ) what happens when dead materials decompose ?
   - nutrients are released in the soil
2. ) what are nutrients take up from the soil by?
   - plants
3. ) what happens when consumers or plants die ?
   - nutrients return to the soil