You are presented with the quiz "What designed for swimming are used for moving faster through water?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "webbed feet are used for moving faster through water by aquatic animals" and "ducks have webbed feet, designed for swimming". So, what's the best answer to the question?

OPTIONS:
- Limbs
- fingers
- feet
- nose
- Frogs.
- Frogs
- hair
- Whales

Answer: feet

You are presented with the quiz "what can cause disease?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "pathogens can cause disease" and "most pathogens are bacteria". So, what's the best answer to the question?

OPTIONS:
- oxygen
- Pesticides
- cold temperatures
- smoking
- bacteria
- toxins
- digestion
- influenza

Answer: bacteria

You are presented with the quiz "Organisms that live in marine biomes must be adapted to most of the what on the planet?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "organisms that live in marine biomes must be adapted to the salt in the water" and "most of the water on the planet is salt water in the oceans". So, what's the best answer to the question?

OPTIONS:
- water
- liquid
- Light
- Energy.
- growth
- Winter
- energy
- heat

Answer: water

You are presented with the quiz "what does propelling sperm from the epididymes do?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "ejaculation occurs when muscle contractions propel sperm from the epididymes" and "ejaculation allows males to reproduce". So, what's the best answer to the question?

OPTIONS:
- it keeps an organism warm
- penis
- allow growth
- change density
- allows male reproduction
- rapid expansion
- cause death
- Release energy

Answer:
allows male reproduction