Fact 1: Ants communicate with chemicals called pheromones. Fact 2: Pheromones are only found in insects. Given the two facts above, answer the question " insects communicate with what" with the following options: - wave in air - chemicals - Vibrates - Decibels - waves - speech - whistling - hand signals
chemicals

Fact 1: Lung cancer is most often caused by exposure to tobacco smoke. Fact 2: Tobacco is smoked in pipes or in cigarettes or bidis. Given the two facts above, answer the question "What is lung cancer most often caused by?" with the following options: - the Moon - Pollution - sunlight - Chemical energy - fossil fuels - cigarettes - burning - marijuana smoke
cigarettes

Q: Fact 1: When a body of water receives more water than it can hold , a flood occurs. Fact 2: When flooding occurs, water seeks the lowest level. Given the two facts above, answer the question "Where does water go when it floods?" with the following options: - To another location like underground - underground systems - Inches or fractions of inches. - enormous damage to homes - it flows to a lower level - sedimentary rocks - plankton and nonliving organic - near the shoreline
A: it flows to a lower level

Question: Fact 1: Playing is one way mammals and other animals learn how to behave. Fact 2: Animals are organisms that have ingestive metabolism. Given the two facts above, answer the question "Playing is one way organisms that have ingestive metabolism learn how to what?" with the following options: - propagate - instinct - grow - nutrients - die - behave - survive - Grow well
Answer: behave

*Question*
Fact 1: Agreenhouse is used to protect plants from the cold. Fact 2: The air in the greenhouse is humid. Given the two facts above, answer the question "What are two things that are important for plants?" with the following options: - organic material - Bubbles and soap - Humidity and protection - excretory structures - Sand and rocks - Darkness and cool winds - food and shelter - genetic diversity
**Answer**
Humidity and protection

(Q).
Fact 1: Amirror is used for reflecting light. Fact 2: Millions of tiny mirrors move to reflect the light and create the image on a projection screen. Given the two facts above, answer the question "What is used to create an image through reflection?" with the following options: - mirror - a wave - twins - photons - clear glass - mirror universes - power - energy
(A).
mirror