Q: Fact 1: Macroevolution is evolution over geologic time above the level of the species. Fact 2: Speciation events are thus examples of macroevolution. Given the two facts above, evolution over what time above the level of the species includes speciation events?

OPTIONS:
- movement
- ligt
- environment
- radiation
- geologic
- relocation
- Most plants
- animals

A: geologic

Q: Fact 1: Plasma cells are activated B cells that secrete antibodies. Fact 2: Antibodies are produced by plasma cells. Given the two facts above, what secrete antibodies?

OPTIONS:
- parasites
- barnacles
- the body's largest organ
- major threat to health
- activated b cells
- resistance activities
- fur seals
- it keeps an organism warm

A: activated b cells

Q: Fact 1: Cutting down trees has a negative impact on an ecosystem. Fact 2: When ecosystems are healthy, humankind is healthy. Given the two facts above, cutting down trees has a negative impact on the health of what?

OPTIONS:
- space
- humankind
- mars
- aliens
- salmon
- Species
- humans
- plants

A: humankind

Q: Fact 1: Absorbing sunlight causes objects to heat. Fact 2: Heat transfer always occurs from warm to cool. Given the two facts above, what can cause cool objects to warm up?

OPTIONS:
- absorbing sunlight
- absorbing nutrients
- absorbing moisture
- kinetic energy
- electromagnetic energy
- absorbing personality
- energy of moving objects
- water vapor

A:
absorbing sunlight