This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: DDT was widely used and remains in use today in some countries to fight malaria by A) killing the ... (Read 77 times)

ss2343

  • Hero Member
  • *****
  • Posts: 548
on: Jul 16, 2018
DDT was widely used and remains in use today in some countries to fight malaria by
 
  A) killing the parasite that causes malaria.
  B) fouling the water used by mosquitoes for reproduction.
  C) killing the virus that causes malaria.
  D) killing mosquitoes that are the major malarial vector.

Question 2

Which one of the following actions by scientists is least applicable to the field of environmental science?
 
  A) Scientists determine the best fuel to generate electricity for a growing city in Arizona.
  B) Scientists help a rancher determine the best ways to rotate herds of cattle to reduce erosion.
  C) Scientists study X-ray emissions for evidence of black holes.
  D) Scientists at NASA launch satellites to monitor changes in carbon dioxide production on Earth.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

emsimon14

  • Sr. Member
  • ****
  • Posts: 344
Reply #1 on: Jul 16, 2018
Answer to Question 1

D

Answer to Question 2

C


ss2343

  • Member
  • Posts: 548
Reply 2 on: Jul 16, 2018
YES! Correct, THANKS for helping me on my review

sailorcrescent

  • Member
  • Posts: 334
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Illicit drug use costs the United States approximately $181 billion every year.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Did you know?

To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

Wandering Albatrosses are colonial but have large widely spaced territories. Here a pair performs th Wandering Albatrosses are colonial but have large widely spaced territories. Here a pair performs th
The Sun Today and as a Giant The Sun Today and as a Giant
The Warm Mineral Springs individuals from Florida may be among the earliest Paleo-Indian skeletal re The Warm Mineral Springs individuals from Florida may be among the earliest Paleo-Indian skeletal re
Medicinal leeches on a patient’s neck. Today leeches are sometimes used in microsurgery to prevent b Medicinal leeches on a patient’s neck. Today leeches are sometimes used in microsurgery to prevent b
The cultural and racial–ethnic diversity of today’s work force has led to the need for diversity ... The cultural and racial–ethnic diversity of today’s work force has led to the need for diversity ...
“Fight or Flight” Response “Fight or Flight” Response
Video: Double Vacuum Process (Illustration No Audio)

For a complete list of videos, visit our video library