Answer:
Various advantages and disadvantages are given as under
Explanation:
<u>Pros</u>:
- As Genetically modified crops are genetically disease resistant they have been proven safe through testing and use.
- They increase the nutrient contents and reduce the worldwide hunger levels, also lower prices of food.
- They lead to environmental benefits such as reduced pesticides use and lower carbon emissions
<u>Cons</u>:
- They have not been proven safe for human consumption through trials.
- Genetically modified crops can lead to the development of various food allergies in the body.
- Increased use of toxic herbicides and pesticides damages soil fertility.
Answer:
True
Explanation:
Beginning with the arrival of Christopher Columbus in 1492, for the next three centuries the Spanish Empire exerted control over most of the Caribbean and Central American lands. It was not until the Spanish-American War in 1898 that Spanish rule ended in the Americas.
Answer:Mid Atlantic ridge
And mountain ranges
Explanation:
The mid Atlantic ridge shows seafloor spreading and alignment continental such as south America to Africa shows that the continent fit together or the animals dispersed across them. The mountain ranges like the Appalachian or British aisle