You are presented with the quiz "What kind of species of animals mainly live in waters?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "marine species live mainly in shallow coastal waters" and "all species are aquatic, most are marine". So, what's the best answer to the question?

OPTIONS:
- water plants
- warm-blooded
- colder and wetter
- aquatic animals
- aviary species of animals
- objects that have mass
- It helps them survive
- kindom animalia

Answer: aquatic animals

You are presented with the quiz "What do ferns reproduce with?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "flowers produce spores that develop into gametophytes" and "because ferns lack flowers and seeds, they reproduce through spores". So, what's the best answer to the question?

OPTIONS:
- pollen
- heat
- a cuticle
- sunlight
- alleles
- spores
- chemicals
- bushes

Answer: spores

You are presented with the quiz "Vertebrates are animals that have what?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "vertebrates are animals that have a backbone" and "all vertebrates have a backbone or vertebral column". So, what's the best answer to the question?

OPTIONS:
- major threat to health
- the digestive system
- characteristics
- a three chambered heart
- moving bones and joints
- scales on their skin
- a vertebrate column
- aerobic capacity

Answer: a vertebrate column

You are presented with the quiz "Water vapor goes from where to the atmosphere in transpiration?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "transpiration is when water vapor moves from plants into the atmosphere" and "all oaks are plants". So, what's the best answer to the question?

OPTIONS:
- trees
- soils
- NaCl
- pan
- roots
- peat
- spring
- oaks

Answer:
oaks