Explanation:
Ecosystems exist at a range of scales and involve the interaction between biotic and abiotic components. An example of a small scale UK ecosystem to illustrate the concept of interrelationships within a natural system, an understanding of producers, consumers, decomposers, food chain, food web and nutrient cycling.
Answer:
The constituent assembly worked very systematically while making a constitution for India. There were 299 members in this assembly. The drafting committee was headed by Dr B R Ambedkar. Everything was written and recorded which was spoken and discussed by the members.
Answer:
New England's rum is traded for slaves in Africa. The slaves are brought to Cuba to grow sugar. Cuban sugar is exported to New England, where it is distilled into rum.
Explanation:
The transatlantic slave trade was also called the “triangular trade” for the triangles formed by the trade routes. One set of routes carried sugar and molasses from the Caribbean to the New England colonies, where it was turned into rum. The rum was sent to Africa and traded for slaves. The slaves went to the Caribbean, where they worked on sugar plantations.
Answer:
Option C. Is used to cool the drill bit and to flush rock cuttings up and out of the drill hole
Explanation:
Drill mud plays a vital role in the drilling process. Its addition into the well-bore does a lot in enhancing the drilling processes and activities.
Among other importance and function of the drill mud /fluid:
1. It is used to cool off the drill bit
2. It flushes rock cuttings out of the drill hole
3. High pressure control
4. Providing buoyancy
5. Lubrication
