Q: How do hydrogen bonds help ions and other polar molecules? Choices: - solidify in water - activate in water - change in water - dissolve in water A:
dissolve in water

Q: What type of electricity is formed when a negative charge builds up and are transferred? Choices: - neutron energy - alternating current - direct current - static electricity A:
static electricity

Q: Q: What line of latitude is an equal distance from both the north and south poles? Choices: - divider - meridian - mid-part - equator A:
A: equator

Question: Q: Echinoderms have a unique system for gas exchange, nutrient circulation, and locomotion called the water vascular system. the system consists of a central ring canal and radial canals extending along each arm. water circulates through these structures allowing for gas, nutrient, and this? Choices: - water evaporation - nerve exchange - cell exchange - waste exchange A:
Answer: waste exchange

*Question*
Q: All living things need air and this to survive? Choices: - stimuli - habitat - ecosystem - water A:
**Answer**
water

Q: What are generally divided into prosimian and non-prosimian? Choices: - carnivores - rodents - insects - primates A:
primates