Answer:
My answer is the CNS consist of the brain and the spinal cord nerves but not cerebellum.
Answer: The main properties of water are its polarity, cohesion, adhesion, surface tension, high specific heat, and evaporative cooling.
Water has the unique ability to dissolve many polar and ionic substances. This is important to all living things because, as water travels through the water cycle, it takes many valuable nutrients along with it! Water has high heat capacity.
The Objective of the experiment, the hypothesis, the variables Like Independent Variable, Dependent, Variable, Controlled Variable

Without sunlight plants can undergo photsynthesis and cannot produce oxygen for humans to breathe and would cause the humankind to go extinct.
Every species has different timespans. Some butterflies live 6 months, other live 7 years. However, most of their time they are caterpillars or are in a coccoon. Up to 6 years
11)B 12)D 13)D 14)A 15)D 16)A 17)A 18)B 19)A 20)B 21)B 22)C