Q: You are presented with the quiz "What causes spring, summer, autumn, and winter?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "the Earth being tilted on its rotating axis causes seasons" and "spring, summer, autumn, and winter are the seasons of the year". So, what's the best answer to the question?

OPTIONS:
- meteor showers
- heat production
- the sun's energy
- Generating heat
- Earth tilted on rotating axis
- Something with a head, thorax, and abdomen
- Earth vibrating
- lunar cycle

A: Earth tilted on rotating axis

Q: You are presented with the quiz "How do you balance the acidity of soil?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "changes in the pH of soil can cause plants to die" and "compost balances the pH of soil". So, what's the best answer to the question?

OPTIONS:
- Evaporation
- It decreases
- composting
- heating liquids
- food
- pruning
- drink
- dirt

A: composting

Q: You are presented with the quiz "what does threatening behavior cause in animals?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "threatening behavior causes a fight-or-flight response in animals" and "true False Fight or flight are extreme responses to stress". So, what's the best answer to the question?

OPTIONS:
- negative
- stress
- dog
- knife
- disease
- Movement
- influenza
- h2o

A: stress

Q: You are presented with the quiz "Oxygen is essential for cellular respiration for what?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "oxygen is essential for cellular respiration for all aerobic organisms" and "fungi are aerobic organisms". So, what's the best answer to the question?

OPTIONS:
- Man
- Energy.
- humans
- plants
- animals
- Energy
- health
- fungi

A:
fungi