You are presented with the question "The environment is polluted when what is emitted?" and the following answer choices: - fossil fuels - humans disturb it - Organic compounds - harmful substances - chlorofluorocarbons - carbon dioxide - sulfur dioxide - Greenhouse gases Now knowing that the emission of sulfur dioxide causes acid rain and aCID RAIN Acid rain is polluted and harmful to the environment, choose the best answer.
sulfur dioxide
You are presented with the question "which of the following are endothermic tetrapod animals with backbones?" and the following answer choices: - a fish - alpacas - birds - toads - animals - sharks - long - bats Now knowing that birds are endothermic tetrapod vertebrates and animals with backbones are called vertebrates, choose the best answer.
birds
Q: You are presented with the question "What is true about some butterflies?" and the following answer choices: - sub-units of species - they turn into caterpillars - The flowers are pollinated - It helps them survive - they eat bees - they eat honey - absorb light energy - they travel great distances Now knowing that migrants typically travel long distances and although some of Kew's butterflies are fairly sedentary, others are great migrants, choose the best answer.
A: they travel great distances
Question: You are presented with the question "Gases released during the use of oil causes what?" and the following answer choices: - global warming - better weather on the earth - colder weather - less oily air - The atmosphere - flooding - Temperature - cleaner air to breathe Now knowing that gases released during the use of fossil fuels causes global warming and oil is a fossil fuel, choose the best answer.
Answer: global warming
*Question*
You are presented with the question "what are many organisms found in shallow coastal waters used for?" and the following answer choices: - heat produced - survival - surf boards - density - heat energy - Animal survival - shoes - medical research Now knowing that marine species live mainly in shallow coastal waters and many marine species are used for medical research, choose the best answer.
**Answer**
medical research
*Question*
You are presented with the question "What has a primary and secondary meristem?" and the following answer choices: - ice - grass - plants - bacteria - cacti - Flowers - potatoes - dogs Now knowing that roots grow in length and width from primary and secondary meristem and most plants have roots , choose the best answer.
**Answer**
plants