Q: Q: Impenetrable what underlies the soil of the forest? A:

OPTIONS:
- structure
- topsoil
- groundwater
- bedrock

A: bedrock

input: OPTIONS:
- six
- ten
- three
- two Now, answer this question: Q: How many chambers does the stomach of a crocodile have? A:
A:
output: two

Q: What process is the opposite of nitrogen fixation? A:

OPTIONS:
- digestion
- respiration
- percolation
- denitrification

Answer: denitrification

Problem: OPTIONS:
- anemones
- crystals
- molluscs
- coral
Q: Q: What is the foundation species of coral reef ecosystems? A:
Answer: coral

Problem:OPTIONS:
- moisture and elevation
- pressure and temperature
- time and temperature
- temperature and moisture

Q: What are terrestrial biomes determined by? A:
****
A: temperature and moisture

Problem:OPTIONS:
- radiation
- animals
- gravity
- wind

Q: Most ocean waves are caused by what? A:
****
A:
wind