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

Author Question: Plant pathologists need an awareness of air quality because they must: a. watch for airborne ... (Read 47 times)

yoooooman

  • Hero Member
  • *****
  • Posts: 557
on: Jul 21, 2018
Plant pathologists need an awareness of air quality because they must:
 
 

a. watch for airborne disease organisms
  b. watch for airborne insects
  c. be aware of lightning strikes and tornados
  d. realize when an earthquake will occur



Question 2

What heat- and friction-resistant material once was used extensively in vehicle brakes and clutch linings, shingles for house siding, and for steam and hot-water-pipe insulation?
 
 

a. asbestos c. tetraethyl lead
  b. chlorine d. sulfur



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Sarahjh

  • Sr. Member
  • ****
  • Posts: 370
Reply #1 on: Jul 21, 2018
Answer to Question 1

A

Answer to Question 2

A


yoooooman

  • Hero Member
  • *****
  • Posts: 557
Reply #2 on: Jul 21, 2018
Thank you!


Sarahjh

  • Sr. Member
  • ****
  • Posts: 370
Reply #3 on: Jul 21, 2018
Always glad to help...


« previous next »
 

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

Did you know?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Examples of plant movements. Examples of plant movements.
Changes in light quality with depth: (a) the rich colours on a shallow coral reef; Changes in light quality with depth: (a) the rich colours on a shallow coral reef;
Details of plant population biology from repeat photography: (a) saguaro cactus in MacDougal Crater, Details of plant population biology from repeat photography: (a) saguaro cactus in MacDougal Crater,
Plant Plant
Plant Plant
Plant Plant
Video: Introduction to Diabetes

For a complete list of videos, visit our video library