Answer:
Nitrogen about 77 percent of the atmosphere is composed of nitrogen
Assuming this is multiple choice, the answer would be "niche". An organism's niche is where that certain organism fits into an ecosystem, or what their part to play is.
Answer:
45 mg of caffeine in one cup of instant coffee.
There are currently
22 active volcanoes in Luzon
428 in Visayas
and 20 in mindanao
