<u>Answer:</u>
Subsistence agriculture is when the activity of growing food is not associated with economic gains and is only carried out in order to feed the cultivator himself and his family.
<u>Explanation:</u>
The word subsistence literally means support. The farming that is done by the farmers to support their survival is thus known as subsistence farming. In subsistence farming, the farmers choose to grow food that would only be enough to fulfill their own needs of survival.
There are no economic gains possible from subsistence agriculture as there is no surplus produce that can be traded to fetch economic gains.
I’m not sure. What story is that?
Answer:
A. controlling worldwide oil prices
Explanation:
OPEC stands for The Organization of the Petroleum Exporting Countries. It is a huge entity that controls the prices of oil internationally. It has heavy influence over politics as for example, if OPEC supported Saudi Arabia and Iran was invading Saudi Arabia, it would raise oil prices heavily for Iran and its allies.
The answer is cementation that is a major process.
Answer:
d. II and III only
Explanation:
These are two of the benefits that humans derive from water bodies. The gradual removal of water pollutants by wetlands allows humans to enjoy a more purified water. Moreover, the growth of fish, crustaceans and other food sources allows us to obtain nourishment from the animals that we find in the ocean. However, the development of algal blooms in lakes does not bring any benefit to humans.
