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: B. maritime trade networks
The Chola dynasty was one of the longest-reigning ones in the Indian subcontinent. They were originally from the Tamil area, around the Kaveri River. Their reign represented the height of Indian sea power.
The empire owes most of its success to their excellence in foreign trade and maritime activity. They played a major role in regional and overseas trade, and expanded their influence all the way to China and Southeast Asia. The Tang dynasty of China, the Srivijaya empire and the Abbasid Caliphate at Baghdad were their main trading partners.
<span>National emergencies, advances in technology, and demand doe services have increased congress's acceptance of liberal constructionists. </span>
What is this language this is English so please go to your language
The highest point above sea level is an elevation. The difference between the highest and lowest point in an area is a relief.