Q: Which system consists of all the nervous tissue that lies outside the central nervous system? Choices: - auxiliary nervous system - spinal cord - cerebral cortex - peripheral nervous system A:
peripheral nervous system

(Question)
Q: Scientists think the solar system formed from a big cloud of gas and dust called what? Choices: - comet - supernova - Oort cloud - nebula A:
(Answer)
nebula

Ques: Q: In the past, what colliding with planet earth has caused many organisms to die off? Choices: - acid rain - meteorites - the Sun - asteroids A:
Ans: asteroids

(Q).
Q: The actinides are all what type of elements? Choices: - large - nuclear - multiple - radioactive A:
(A).
radioactive

Ques:Q: Which theory describes the distribution of electrons in molecules in much the same way that the distribution of electrons in atoms is described using atomic orbitals? Choices: - molecular distribution theory - atomic orbital theory - atomic distribution theory - molecular orbital theory A:

Ans:molecular orbital theory

Ques: Q: Where do polychaete worms live? Choices: - in tide pools - attached to marine life - in coral reefs - the ocean floor A:
Ans:
the ocean floor