If yeast and molds can decompose wood, then what can yeast and mold decompose? Answer choices: - wood - moss - bushes - sugar - matter - Crops - soil - paper
wood

If viruses cause death, then what can cause death? Answer choices: - weathering - chemicals - Cars - respiration - viruses - flooding - digestion - Pesticides
viruses

Q: If hormones control many cell activities and are very important to the central theme of physiology, then what is hormones controlling cell activities important to? Answer choices: - gravity - it helps plants in growing - the sun - central theme of physiology - female sex cells - density - Generating heat - production of energy
A: central theme of physiology

Question: If the urinary system excretes a substance used in drug testing, then which bodily system excretes a substance commonly used in drug testing? Answer choices: - Evaporation - urinary system - animals - aqueous solution - cardiovascular system - opiate system - Integumentary system - sweating
Answer: urinary system

*Question*
If water can break down rocks, then what can cause rocks to break down? Answer choices: - Wind Barriers - Protective Barriers - Stone Sealers - wind - mines - Water - erosion - Gravity
**Answer**
Water

Q: If deep valleys are formed by flowing rivers through erosion over long periods of time, then what are formed by flowing rivers through erosion over long periods of time? Answer choices: - deserts - a hydraulic system - deep valleys - pyramids - Calcium carbonate - patch reefs - buildings - Sediment
A: deep valleys