Ques: Fact 1: Behaviors that improve fitness increase through natural selection. Fact 2: Natural selection is the mechanism of evolution. Given the two facts above, answer the question "How do behaviors that improve fitness increase?" with the following options: - because of Darwin - competition - due to fertilization - due to asexual reproduction - through evolution - the body's largest organ - Earth orbiting the Sun - Riding a bike
Ans: through evolution

Ques: Fact 1: Harming an animal species causes that animal 's population to decrease. Fact 2: Air pollution also harms plants and animals. Given the two facts above, answer the question "What causes an animal population to decrease?" with the following options: - sound pollution - Greenhouse gases - Pesticides - water - fossil fuels - Air pollution - animal diversity - steroids
Ans: Air pollution

Ques: Fact 1: An organism requires energy for growth. Fact 2: Different organisms have different growth requirements and growth rates. Given the two facts above, answer the question "What is a requirement whose amount varies between organisms?" with the following options: - food - energy - existence - entropy - sunlight - H20 - entity - Energy.
Ans: energy

Ques: Fact 1: Condensation is when change from a gas into a liquid by reducing heat energy. Fact 2: Evaporation absorbs heat and condensation releases heat. Given the two facts above, answer the question "what absorbs heat?" with the following options: - kinetic energy - layers of fat - an object - fur and fat - tiny polyps - our nearest star - evaporation - bamboo
Ans:
evaporation