Question: Q: What process is at work when warm air or water rises, and cool air or water sinks? Read this paragraph and choose the correct option from the provided answers: Warmer, lighter air is more buoyant than the cooler air above it. So the warm air rises. The cooler air is denser than the air beneath it. So it sinks down. This is convection: warm air rises, and cool air sinks. Warm fluids can undergo convection as well. This is described in the chapter Plate Tectonics . Choices: - evaporation - radiation - moisture - convection A:
Answer: convection

Question: Q: What combines sets of genes from two different parents leading to genetically diverse offspring? Read this paragraph and choose the correct option from the provided answers: Choices: - subject reproduction - cellular reproduction - sexual destruction - sexual reproduction A:
Answer: sexual reproduction

Question: Q: What type of ecologists work to identify and manipulate the processes that most limit recovery of ecosystems from disturbances? Read this paragraph and choose the correct option from the provided answers: Choices: - environmental - conservation ecologists - quality ecologists - restoration ecologists A:
Answer:
restoration ecologists