Q: What type of disease is caused by pathogens? Choices: - viral diseases - nervous diseases - autoimmune diseases - infectious diseases A:
infectious diseases

Q: What kind of weathering changes the size of a mineral or rock but does not change its chemical composition? Choices: - molecular weathering - chemical reaction - radiation - mechanical weathering A:
mechanical weathering

Q: Q: What term is used to describe the organism that is invaded and often harmed by a pathogen? Choices: - guardian - initial - parent - host A:
A: host

Question: Q: Size is a general feature of cell structure that relates to? Choices: - activation - timing - instance - function A:
Answer: function

*Question*
Q: Blood vessels blood pumped by the heart flows through a series of vessels known as arteries, arterioles, capillaries, venules, and veins before returning to this? Choices: - lungs - feet - brain - heart A:
**Answer**
heart

Q: Q: What is biomass made into fuel called? Choices: - benign fuel - toxic fuel - renewable fuel - bio fuel A:
A: bio fuel