Currently, around the world, there are nearly ________ living languages
A) 7
B) 70
C) 700
D) 7,000
E) 70,000
Answer: D
Environmental & Atmospheric Sciences
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What process of the earth does the sun drive?
What will be an ideal response?
Environmental & Atmospheric Sciences
The total amount of living material in an ecosystem is referred to as the ____________________
Fill in the blank(s) with correct word
Environmental & Atmospheric Sciences
Which of the following occurs when a layer of wet haze is formed?
A. Hydrophobic nuclei are present. B. Condensation is occurring on some nuclei. C. The relative humidity of the air layer is less than 75 percent. D. Particles in the air decrease in size.
Environmental & Atmospheric Sciences
Which of the following amino acids absorbs UV radiation at 280 nm?
A) phenylalanine B) tryptophan C) tyrosine D) all of these
Environmental & Atmospheric Sciences