Q: What type of animals breathe with gills as larvae and with lungs as adults? Choices: - insects - reptiles - mammals - amphibians A:
amphibians

Q: Photoautotrophs use what energy source to self-manufacture their own food? Choices: - water - chlorophyll - air - light A:
light

Q: Q: What hypothetical link between development of herbivores and plant defenses is observed in nature, for instance in seeds that are unsavory to animals? Choices: - interconnection - abjection - natural selection - coevolution A:
A: coevolution

Question: Q: In order to conduct what, electrons must move from the filled valence band to the empty conduction band where they can move throughout the solid? Choices: - heat - light - matter - electricity A:
Answer: electricity

*Question*
Q: What is quantified by measuring the number of decay processes per unit time? Choices: - temperature - microwave power - fossil age - radioactivity A:
**Answer**
radioactivity

(Question)
Q: What is the main cause of outdoor air pollution? Choices: - methane from livestock - aerosol spray - chimneys - burning of fossil fuels A:
(Answer)
burning of fossil fuels