Fact 1: Being exposed to wind can cause erosion of soil. Fact 2: Desertification implies soil erosion. Given the two facts above, answer the question "Being exposed to wind can cause what?" with the following options: - Electrical energy - tarnation - deviation - Pollution - Dehydration - flooding - desertification - lamination
desertification

Fact 1: Using a car causes pollution. Fact 2: Harmful emissions from cars are largely responsible for the giant holes in the ozone layer. Given the two facts above, answer the question "What causes holes in the ozone?" with the following options: - Thunderstorms - flooding - Pollution - Sun damage - vaporization - influenza - rays or beams - Wind
Pollution

Q: Fact 1: Ants communicate with chemicals called pheromones. Fact 2: Ants are of extreme importance in the insect world. Given the two facts above, answer the question "How do some insects communicate?" with the following options: - sound - sensory neurons - Decibels - electronic waves - progesterone - Vibrates - pheromones - radio waves
A: pheromones

Question: Fact 1: Rest has a positive impact on a health. Fact 2: Sleep provides relaxation and rest. Given the two facts above, answer the question "What has a positive impact on health?" with the following options: - poor diet - lack of exercise - squids - poison - running - tuna - sleep - stamina
Answer: sleep

*Question*
Fact 1: Humans have collected and grown mushrooms for food for thousands of years. Fact 2: About mushrooms Mushrooms are the fruiting structure of fungi. Given the two facts above, answer the question "Which part of fungi have humans collected and grown for food for thousands of years?" with the following options: - more abundant - by indirect light - remains of prehistoric life - it keeps an organism warm - epidermis and dermis - Organic compounds - loose soil - fruiting structure
**Answer**
fruiting structure

(Q).
Fact 1: If fossils of a water animal or plant are found in a place then that place used to be covered by water in the past. Fact 2: Barnacles are animals that live in the water. Given the two facts above, answer the question "what fossils have to be found in a place to signify the place used to be covered by water?" with the following options: - bullfrogs - Sediment - Sea urchins - dinosaurs - barnacles - humans - patch reefs - natural gas
(A).
barnacles