Author Question: Economic growth in China has led to extensive air and water pollution because of A) the lack of ... (Read 39 times)

erika

  • Hero Member
  • *****
  • Posts: 522
Economic growth in China has led to extensive air and water pollution because of
 
  A) the lack of government regulations addressing pollution.
  B) inadequately enforced environmental protection policies.
  C) the lack of concern from the general public.
  D) difficulties connecting environmental pollution to disease.

Question 2

In using control by natural enemies of pests, from the ecological perspective it is best to
 
  A) import enemies from abroad or from distant ecosystems to have the highest kill rate.
  B) select enemies that have a very broad range of pest prey or hosts.
  C) couple this method with intensive broad-spectrum pesticide spraying.
  D) select enemies that are local and have a narrow specificity for the pest in question.



jjorrostieta

  • Sr. Member
  • ****
  • Posts: 298
Answer to Question 1

B

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

Did you know?

The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

For a complete list of videos, visit our video library