Q: Drip iirigation requires less water and reduces what? Choices: - moisture - bacteria - sediment - salinization A:
salinization

Q: How does bacteria reproduce? Choices: - sexual reproduction - budding - pollination - binary fission A:
binary fission

Q: Q: What is a measure of both speed and direction of motion? Choices: - distance - intensity - acceleration - velocity A:
A: velocity

Question: Q: Solutions of ionic compounds and melted ionic compounds conduct what? Choices: - radiation - sound waves - light - electricity A:
Answer: electricity

*Question*
Q: What is the foundation species of coral reef ecosystems? Choices: - anemones - crystals - molluscs - coral A:
**Answer**
coral

*Question*
Q: To measure what changes that occur in chemical reactions, chemists usually use a related thermodynamic quantity, calledenthalpy? Choices: - ion exchange - evaporation - entropy - energy A:
**Answer**
energy