Multiple Choice
Which statement best defines a hormone?
A) It is a new form of chemical insecticide waiting approval by FIFRA.
B) It is a chemical that travels in the bloodstream and controls an organism's growth and development.
C) It is a strong herbicide used to improve growth and development
D) It is a species-specific chemical sex attractant.
Correct Answer:
Verified
Correct Answer:
Verified
Q64: Synthetic pesticides have saved lives and increased
Q65: Which of the following characterizes biological control? <br>A) It
Q66: Spiders kill more insects each year than
Q67: What is one advantage of biological control? <br>A) It
Q68: Integrated pest management is an important form
Q70: What percentage of herbicides applied to crops
Q71: Since 1945,about 1000 insect species have become
Q72: Which substance is used to kill weeds? <br>A) fungicide <br>B) herbicide <br>C) insecticide <br>D) rodenticide
Q73: Fungicides are used to kill _.
Q74: Which statement best describes the persistence and