The effects of harmful substances such as pesticides, fertilizers and other chemicals in crop production have the following harmful effects:
1. Affects soil fertility when used in excess.
2. Crops produced with the help of such fertilizers are harmful for consumption as it can enter our system and cause several abnormalities.
3. These chemicals can get washed away with water and get mixed with water bodies resulting in water pollution.
4. Such chemicals are also harmful to the farmers who apply it in the fields.
Answer:
D. geographically and culturally stood between New England and the southern colonies.
The correct answer is B. Deflation is the reduction of prices.
Answer: Keep discussions on proper track
Explanation:
Discussion forums are the online board where people can place their message to obtain a response from members of that bulletin board.It is also regarded as discussion board.It helps in keeping discussion on the subject and points on which it is supposed and intended towards .Any distraction can be avoided.
Other options are incorrect because discussion forums do not compel every member for participation, synchronous communication facilitation and motivating immediate response from people.
Answer:
Because He would bring peace which made Chamberlain hopeful.