Problem: OPTIONS:
- to protect them from other adult herbivores
- to keep them warm on long cold nights
- to show them love
- to protect them as they are vulnerable to predators
Q: Q: Why do adult herbivores in a herd surround their young? A:
Answer: to protect them as they are vulnerable to predators

Problem:OPTIONS:
- surface plants
- dry plants
- bacterial plants
- aquatic plants

Q: What type of plants do not typically require deep roots or woody stems? A:
****
A: aquatic plants

Q: What do covalent bonds give atoms a more stable arrangement of? A:
OPTIONS:
- protons
- neutrons
- cell walls
- electrons
electrons

Q: What are biological catalysts that speeds up biochemical reactions? A:
OPTIONS:
- carbohydrates
- hormones
- proteins
- enzymes

Answer: enzymes

Question: Q: What phase exists when all the water in a container has physical properties intermediate between those of the gaseous and liquid states? A:
OPTIONS:
- stationary fluid
- hydrothermal fluid
- impregnation fluid
- supercritical fluid
Answer: supercritical fluid

input: OPTIONS:
- tin
- methane
- helium
- sulfur Now, answer this question: Q: Hydrogen sulfide is a noxious and toxic gas produced from decaying organic matter that contains what? A:
A:
output:
sulfur