Fact 1: Better senses have a positive impact on an animal 's survival. Fact 2: Dolphins have an additional sense called echolocation. Given the two facts above, answer the question "What has a positive impact on an animal's survival?" with the following options: - human hunting - echolocation - peachleaf willow - a lack of human aid - four limbs - a band aid - sensory neurons - genetic diversity
echolocation

Fact 1: Playing is one way mammals and other animals learn how to behave. Fact 2: Second stage, learn how to behave assertively. Given the two facts above, answer the question "How do animals learn how to be assertive?" with the following options: - lectures from their parent - instinct - Movement - playing - being killed - ligt - sweating - exercise
playing

Q: Fact 1: Harming an animal species causes that animal 's population to decrease. Fact 2: Habitat loss is the major reason for the decrease in the bird population. Given the two facts above, answer the question "What has caused harm to the bird population?" with the following options: - feral dogs - migration - habitait loss - amoebae - hypothyroidism - fuel emmisions - Pesticides - viruses
A: habitait loss

Question: Fact 1: Competition may lead to aggressive behaviors or displays of aggression. Fact 2: Many sports are solely competition sports. Given the two facts above, answer the question "what may lead to aggressive behaviors?" with the following options: - respiration - Gunshots - tortoises - digestion - sports - gravity - vehicles - abrasion
Answer: sports

*Question*
Fact 1: Migration is a type of movement that changes population size. Fact 2: Population viability Population sizes are under constant fluctuation. Given the two facts above, answer the question "What can happen to a population when animals begin to migrate?" with the following options: - It expands - harm them - it can change species - Move to another area - it can eat more - it can go extinct - it can fluctuate - Plant growth is reduced
**Answer**
it can fluctuate

Q: Fact 1: Food consists of organic molecules that store energy in their chemical bonds. Fact 2: Many of the molecules in food are called nutrients. Given the two facts above, answer the question "What are nutrients, basically?" with the following options: - nucleus - protoplasm - glucose - allow growth - cells - roots - health - molecules
A: molecules