Fact 1: An animal requires warmth for survival. Fact 2: Birds huddle together for warmth. Given the two facts above, answer the question "Birds do what for survival?" with the following options: - population movement - drive - sparrows - storing water - reproduce - huddle together - genetic diversity - hibernate
huddle together

Fact 1: Bottleneck effect occurs when a population suddenly gets much smaller. Fact 2: Fire usually causes temporary declines in populations. Given the two facts above, answer the question "What can occur in animals after a fire?" with the following options: - the population rises - Contaminated wounds - the population grows rapidly - the population fights the fire - recovery time from fatigue - the bottleneck effect - Temperature changing - Dehydration
the bottleneck effect

Q: Fact 1: Erosion causes a river to become deeper and wider. Fact 2: Water and the Nile River are important to Egypt. Given the two facts above, answer the question "Erosion causes the Nile to become:" with the following options: - Sediment - shallower - less wide - deeper and wider - homogenous - colder and wetter - faster - Physical weathering
A: deeper and wider

Question: Fact 1: Some arthropods have special excretory structures. Fact 2: Arthropods contain jointed appendages. Given the two facts above, answer the question "Some animals with jointed what have special excretory structures" with the following options: - skin - appendages - they bend - eyes - muscles - sensory neurons - organ - insects
Answer: appendages

*Question*
Fact 1: Oxygen is essential for cellular respiration for all aerobic organisms. Fact 2: Aerobic organisms consume VOAs and alcohols. Given the two facts above, answer the question "What is essential for cellular respiration for organisms consuming VOAs and alcohols?" with the following options: - carbon - glucose - h2o - Air - oxygen - Energy - Energy. - water
**Answer**
oxygen

Fact 1: Powering an electrical device with a battery requires a path for electricity to flow through a closed circuit. Fact 2: Today's cellular phones are second-generation devices. Given the two facts above, answer the question "Powering what with a battery requires a path for electricity to flow?" with the following options: - closed - energy - complete - vehicles - engines - a phone - buses - Cars
a phone