Q: What element can form two different compounds with oxygen? Choices: - dioxide - H20 - hydrogen - carbon A:
carbon

Q: The law of conservation of matter, which says that matter cannot be created or this? Choices: - abandoned - damaged - stopped - destroyed A:
destroyed

Q: Q: Which principle states that two species cannot occupy the same niche in a habitat? Choices: - complete exclusion - produce exclusion - tough exclusion - competitive exclusion A:
A: competitive exclusion

Question: Q: What occurs when a parent cell splits into two identical daughter cells of the same size? Choices: - diffusion - division - fusion - fission A:
Answer: fission

*Question*
Q: What are hurricanes called in the pacific? Choices: - tornados - rainstorms - twisters - typhoons A:
**Answer**
typhoons

(Q).
Q: Plastics are common examples of synthetic polymers of what abundant element? Choices: - silver - silicon - hydrogen - carbon A:
(A).
carbon