Download Biotech in Ecology Chapter 13 Fill in the Blank The environment has

Biotech in Ecology
Chapter 13
Fill in the Blank
1. The environment has received increasing attention in the past few years because of global
pressures on _______________, _______________, and ______________ resources.
2. _______________ is an important tool in the sustainability of our environment.
3. _______________, _______________, and _______________ are used to detect environmental
pollutants.
4. The process of using bacteria within the soil to clean up toxic wastes is called _______________.
5. During the 1960s and ‘70s, the _______________ _______________ spared millions of square
miles of wilderness from conversion to farmland.
6. The EPA raised the safety rating on the herbicide _______________ sevenfold.
7. An item used to clean up oil spills, other than oleophilic bacteria, is _______________.
8. When a field is plowed, the turning over and stirring of the soil spurs the release of
_______________.
9. If America uses _______________ percent of its cropland for the production of biodiesel, all of
the fuel needed for agricultural machinery could be produced domestically.
10. An advantage of crops that grow in harsh conditions is that they require less _______________
_______________.
True/False
11. ___ Agriculture and the environment are separate areas of study that have little to do with each
other.
12. ___Biotechnology is usually the most-expensive way to clean up the environment.
13. ___ Using indicator species is one of the oldest methods of detecting specific pollution
compounds.
14. ___ Bioremediation is the process of plants and trees absorbing toxic wastes win our soils.
15. ___ High-yield farming began as the Green Revolution in the 1960s.
16. ___ Using microbes to clean the environment is unnatural.
17. ___ High-yield farming can have a positive effect on the environment.
18. ___ Oleophilic bacteria break down hydrocarbons in oil to combat oil spills
19. ___ Since genetically modified plants have been introduced, the amount of chemicals required
by farmers for pest and weed control has increased.
20. ___ Plowing fields less can have a positive effect on the environment.
Short Answer
21. Explain how biosensors are used to detect environmental pollutants.
22. List some toxic wastes that are cleaned up by phytoremediation.
23. Explain what high-yield farming means.
24. List the environmental advantages of the new pesticide-resistant crops.
25. How can oleophilic bacteria combat oil spills?
26. What are the environmental effects, both positive and negative, of genetic modification in
crops?
27. Explain no-till farming and its effect on global warming.
28. How is biodiesel produced?
29. What can be done to plants to allow them to grow in harsh conditions?
30. List the overall environmental advantages of incorporating biotechnology in agriculture.