Question: You are presented with the quiz "What usually changes in the autumn season?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "the color of leaves on deciduous trees usually changes in the autumn season" and "deciduous trees are Oak, Elm, Ash, Maple, and Birch". So, what's the best answer to the question?
OPTIONS:
- Something that can be auburn
- looseness of dirt or compost
- the looseness of soil
- the color of leaves on oaks
- a hemisphere is tilted away from the sun
- Warm air moving into cold air
- the male sex cells of plants
- The bending of a ray of light
Answer: the color of leaves on oaks

Question: You are presented with the quiz "What happens when light hits water?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "arainbow is formed by refraction of light by separating light into all different colors" and "rainbows have colors because water refracts different wavelengths of light slightly differently". So, what's the best answer to the question?
OPTIONS:
- flow of electrons
- massive damage
- It gets heated up
- Winds are formed
- Rainbows are formed
- Tornadoes are formed
- Heat energy
- Hurricanes are formed
Answer: Rainbows are formed

Question: You are presented with the quiz "What is part of an animal's excretory system?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "organs of excretion make up the excretory system" and "leptospiral organisms cause infection in the kidneys and are excreted in urine". So, what's the best answer to the question?
OPTIONS:
- alveoli
- garbage chute
- pollen
- glucose
- bloodstream
- kidneys
- food
- intake
Answer:
kidneys