(Q).
Q: What system carries messages from sense organs and internal organs to the central nervous system? Choices: - sensitive nervous system - respiratory system - auxiliary nervous system - peripheral nervous system A:
(A).
peripheral nervous system

(Q).
Q: What is the most important source of energy on earth? Choices: - the earth's core - water - moon - sun A:
(A).
sun

(Q).
Q: What are the main organs of the respiratory system? Choices: - ovaries - intestines - kidneys - lungs A:
(A).
lungs