Q: You are presented with the quiz "What has a positive impact on baby plants?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "the looseness of soil has a positive impact on a plant 's roots' growth in that soil" and "baby plants grow faster if separated with a large amount of roots". So, what's the best answer to the question? | OPTIONS:
- lack of water
- lack of sunlight
- organic molecules
- crowded root space
- the looseness of soil
- genetic diversity
- animals with backbones
- Reproduction
A: the looseness of soil

Q: You are presented with the quiz "what requires oxygen for cellular respiration?" 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:
- bamboo
- gravity
- digestion
- plants
- fungi
- bacteria
- animals
- ferns
A: fungi

Q: You are presented with the quiz "What causes edema?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "infection can cause bodily tissues to swell" and "doctors call such tissue swelling edema". So, what's the best answer to the question? | OPTIONS:
- An infection
- amoebae
- heating liquids
- An antibiotic
- smoking
- Vitamins
- prolactin release
- Food poisoning
A: An infection

Q: You are presented with the quiz "When do plants release oxygen?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "plants release oxygen during the day but not during the night" and "when it is day the sun is out". So, what's the best answer to the question? | OPTIONS:
- When the sun is out
- heat produced
- in the autumn season
- flow of electrons
- When there is a full moon
- During nighttime hours
- When the stars are out
- metabolic reaction
A: When the sun is out