Biotic and Abiotic factors

Question 1

What are the four biotic factors in an ecosystem

Answer 1

Availability of food

Arrival of a new predator

Competition between species

New pathogens

Question 2

Name the SEVEN abiotic factors in an ecosystem

Answer 2

1. Soil pH and mineral content
2. Water levels
3. Temperature
4. Wind intensity and direction
5. Light intensity
6. Carbon dioxide levels for plants
7. Oxygen levels for aquatic animals