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

Author Question: A compound that causes leaves to fall off plants is a(n) A) insecticide. B) defoliant. C) ... (Read 56 times)

penguins

  • Hero Member
  • *****
  • Posts: 903
on: Aug 27, 2018
A compound that causes leaves to fall off plants is a(n)
 
  A) insecticide.
  B) defoliant.
  C) herbicide.
  D) pesticide.

Question 2

Which of the following is considered to be a disadvantage of fluoridating drinking water?
 
  A) The concentration of fluoride in drinking water is usually 0.7-1.0 ppm.
  B) Some hydroxide ions in tooth enamel are replaced by fluoride ions.
  C) High fluoride consumption in early childhood can cause mottling of the teeth.
  D) Treatment with fluoride results in harder tooth enamel.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

LegendaryAnswers

  • Sr. Member
  • ****
  • Posts: 341
Reply #1 on: Aug 27, 2018
Answer to Question 1

B

Answer to Question 2

C


penguins

  • Member
  • Posts: 903
Reply 2 on: Aug 27, 2018
YES! Correct, THANKS for helping me on my review

abro1885

  • Member
  • Posts: 337
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

Did you know?

The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

Carnivorous plants, such as this pitcher plant (Sarracenia purpurea) are commonly found in bog habit Carnivorous plants, such as this pitcher plant (Sarracenia purpurea) are commonly found in bog habit
Plants Plants
Plants Plants
Population of California poppy plants Population of California poppy plants
Test-cross analysis of F1 plants Test-cross analysis of F1 plants
Sexual Reproduction in Plants Sexual Reproduction in Plants
Video: Introduction to Heart Attacks

For a complete list of videos, visit our video library