Q: What do aquatic arthropods use to exchange gases? Choices: - lungs - pores - diaphragm - gills A:
gills

Q: Which system consists of organs that break down food and absorb nutrients such as glucose? Choices: - circulatory system - excretory system - urinary system - digestive system A:
digestive system

Q: Q: What kind of competition often leads to extinction because the species that is less well adapted gets fewer of the resources that both species need? Choices: - intraspecific competition - parasitism - mutualism - interspecific competition A:
A: interspecific competition

Question: Q: Why is blue cheese blue? Choices: - artificial dye - bacteria - fermentation - fungus A:
Answer: fungus

*Question*
Q: What type of tissue transports water and minerals in a vascular plant? Choices: - collagen - capillaries - chlorophyll - xylem A:
**Answer**
xylem

(Question)
Q: The strength of an acid depends on how many of which ions it produces when it dissolves in water? Choices: - silicon - carbon - helium - hydrogen A:
(Answer)
hydrogen