Fires are a major environmental risk of underground coal mines.
Answer the following statement true (T) or false (F)
True
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On land, the carbon dioxide used today in photosynthesis to form carbon-containing organic molecules of plant tissues is mostly returned to the air because of
A) respiration in plants, animals, and organisms in the soil. B) plate tectonics. C) additional photosynthesis in the same plants. D) erosion, decay, and general weathering.
Summarize the factors that make Sub-Saharan Africans especially vulnerable to climate change
What will be an ideal response?
The most common measure of wealth and poverty internationally is Gross Domestic Product
Indicate whether the statement is true or false
Judge the following sentence according to the criteria given below: Schooling may help fish swim greater distances than individuals BECAUSE each schooling fish gets a boost from the vortex created by the fish swimming in front of it
A) The assertion and the reason are both correct, and the reason is valid. B) The assertion and the reason are both correct, but the reason is invalid. C) The assertion is correct, but the reason is incorrect. D) The assertion is incorrect, but the reason is correct. E) Both the assertion and the reason are incorrect.