Answer:
Option (D)
Explanation:
Organic detritus usually refers to those materials that are the remains of dead organisms such as plants and animals.
The flowing water ecosystem such as the head-water streams obtains most of the materials from the nearby terrestrial and aquatic places due to the surface runoff. It is highly rich in the amount of organic detritus, as the materials such as leaves, branches, roots, soil particles, and other organic waste products are transported from the land areas, thereby obtains its energy from them.
Thus, the correct answer is option (D).
Answer:
After when it erupts the lava runs similarly to water, to the lowest point, then it hardens to rock.
the world's current population is 7.3 billion and the world population in 1915 was 1.8 billion. The increase over the past century is 7.3 billion - 1.8 billion = 5.5 billion. So, the correct answer would be "more than 5 billion" (option D).
P waves would arrive first because they are significantly more faster than the S waves.
Answer:
b.They separate markets, thereby increasing transportation costs.
Explanation:
Deserts and tropical forests seem to be opposites, but they all have separate markets, thereby increasing transportation costs.
Hope this helps!
