Q: Q: Dinosaurs filled the niches that mammals fill today during which era? A:

OPTIONS:
- Cenozoic
- Phanerozoic
- Proterozoic
- mesozoic

A: mesozoic

input: OPTIONS:
- mercury
- air
- carbon
- water Now, answer this question: Q: What is the only substance on earth that is present in all three states of matter? A:
A:
output: water

Q: The smallest part of an element that maintains the identity of that element is called what? A:

OPTIONS:
- lattice
- nucleus
- neutron
- atom

Answer: atom

Problem: OPTIONS:
- seismic
- magnetic
- thermal
- electromagnetic
Q: Q: What form of radiation is the energy emitted by the sun? A:
Answer: electromagnetic

Problem:OPTIONS:
- air
- carbon
- meat
- water

Q: Just about all life processes depend on what? A:
****
A: water

Problem:OPTIONS:
- parasitism
- competition
- exploitation
- predation

Q: What do you call the relationship in which members of one species consume members of another species? A:
****
A:
predation