You are presented with the quiz "What phylum are Nematodes in?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "roundworms make up the phylum Nematoda" and "nematodes are simple roundworms". So, what's the best answer to the question?

OPTIONS:
- Most plants
- ferns
- parasites
- Epidermis
- white
- insects
- graptolites
- Nematoda

Answer: Nematoda

You are presented with the quiz "What do adult sponges produce?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "adult sponges produce eggs and sperm" and "bTW, a gamete is like an egg or sperm". So, what's the best answer to the question?

OPTIONS:
- human cells
- fertile
- engines
- gametes
- Energy
- food
- white
- backbones

Answer: gametes

You are presented with the quiz "What can dogs cause?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "aggression is behavior that is intended to cause harm or pain" and "dogs can be aggressive and stubborn and willful". So, what's the best answer to the question?

OPTIONS:
- Harm or pain
- high temperature
- hate
- friction
- Dehydration
- insanity
- cats
- sweating

Answer: Harm or pain

You are presented with the quiz "what are used for reflecting light?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "amirror is used for reflecting light" and "typical mirror materials are quartz or nickel plated aluminum". So, what's the best answer to the question?

OPTIONS:
- extremely important
- Electrical energy
- an electron lens
- Bundles of fibers
- quart or nickel plated aluminum
- an external framework
- that material's properties
- To another location like underground

Answer:
quart or nickel plated aluminum