Fact 1: Hair helps to insulate and protect the body. Fact 2: Hair is composed of the protein keratin. Given the two facts above, answer the question "What helps to insulate and protect the body?" with the following options: - tail fins - Animal fur - fur seals - keratin - nitrogen - snow - Epidermis - poultry
keratin

Fact 1: Competition may lead to aggressive behaviors or displays of aggression. Fact 2: Aggressive behavior is often first recognized as bullying behavior. Given the two facts above, answer the question "What can lead to bullying?" with the following options: - Cooperation - Isolation - Damaged hearing - Perfection - Competition - negative - smoking tobacco - heat or cold
Competition

Q: Fact 1: The gravitational pull of the Moon on Earth 's oceans causes the tides. Fact 2: For example, ocean tides are caused by the sun and moon's gravity pulling on the water. Given the two facts above, answer the question "What causes tides?" with the following options: - waves - sunlight - Mass - moon - weight - force - wind - asteroid
A: moon

Question: Fact 1: Migration is a type of movement that changes population size. Fact 2: Birds migrate to escape poor weather and food supply. Given the two facts above, answer the question "Escaping poor weather and food supply changes what?" with the following options: - population age - the environment - population education - general preferences - important habitats - population size - movement - an organism's body
Answer: population size

*Question*
Fact 1: Mollusks live in most terrestrial, freshwater, and marine habitats. Fact 2: Clams are mollusks that live in the sea or in freshwater. Given the two facts above, answer the question "what lives in most terrestrial, freshwater, and marine habitats" with the following options: - Birds - humans - clams - sharks - life - ecosystem - amoeba - edible
**Answer**
clams

Fact 1: Plant reproduction often requires pollen. Fact 2: Bees are usually required for effective pollen transfer. Given the two facts above, answer the question "What does plant reproduction often require?" with the following options: - viruses - bacteria - fire - DNA - bees - seeds - energy - food
bees