You are presented with the quiz "a point what allows for both asexual and sexual reproduction?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "alternation of generations allows for both asexual and sexual reproduction" and "if a single base is altered, a point mutation is generated". So, what's the best answer to the question?

OPTIONS:
- trees
- graptolites
- barnacles
- orchids
- Summer
- mutation
- Most plants
- pine

Answer: mutation

You are presented with the quiz "What can have a more complex nervous system?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "most invertebrates have a more complex nervous system" and "corals, and invertebrates in general, are delicate creatures". So, what's the best answer to the question?

OPTIONS:
- a fish
- Birds
- insects
- coral
- the Sun
- ducks
- rocks
- air molecules

Answer: coral

You are presented with the quiz "If an object is made of a metal, then that object has the properties of what?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "if an object is made of a material then that object has the properties of that material" and "metals are extremely versatile materials". So, what's the best answer to the question?

OPTIONS:
- kinetic energy
- that metal
- support
- Energy.
- barrel-shaped
- heat energy
- mechanical
- energy

Answer: that metal

You are presented with the quiz "What communicates with subtle scents?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "ants communicate with chemicals called pheromones" and "pheromones are subtle scents emitted by animals in mating season". So, what's the best answer to the question?

OPTIONS:
- bears
- viruses
- bacteria
- Birds
- bats
- ants
- koalas
- phytoplankton

Answer:
ants