You are presented with the question "What do dogs use to mark their territory?" and the following answer choices: - water - Chemicals - layers of fat - food - Animal fur - heat energy - Scratches - heat produced Now knowing that male dogs use pheromones in urine to mark their territory and pheromones are a sub-category of semiochemicals, choose the best answer.
Chemicals
You are presented with the question "What gives a rusty red color to sedimentary rocks?" and the following answer choices: - food coloring - The area was once underwater - chemical weathering - remains of prehistoric life - deoxyribonucleic acid - sea urchins - dirt - earthquakes Now knowing that chemical weathering causes iron in rock to oxidize and iron oxide gives a rusty red color to sedimentary rocks, choose the best answer.
chemical weathering
Q: You are presented with the question "What survives in a dry environment?" and the following answer choices: - bamboo - organisms - animals - camels - whales - dolphins - grass - fish Now knowing that conserving water can be used for survival in a dry environment and also, camels conserve their water, choose the best answer.
A: camels
Question: You are presented with the question "what are immobile?" and the following answer choices: - adult sponges - gastropod shells - clouds - h2o - critical organs - all matter - an organism's body - humans Now knowing that adult sponges are sessile and sessile Attached permanently, immobile, choose the best answer.
Answer: adult sponges
*Question*
You are presented with the question "What hurts the environment?" and the following answer choices: - Solar flare - wind - cars - storms - carbon - time - oil - trees Now knowing that using a car causes pollution and pollution is anything that spoils the environment, choose the best answer.
**Answer**
cars
(Question)
You are presented with the question "What do flowers require for reproduction?" and the following answer choices: - nutrients - Energy. - energy - warmth - sugar - dispersal - sunlight - hormones Now knowing that plant requires seed dispersal for reproduction and flowers produce seeds for reproduction, choose the best answer.
(Answer)
dispersal