Biology, 05.06.2020 02:03, nashaflores17
The active ingredients in many pesticides are chemical compounds that kill organism such as insects, molds, and weeds. Proponents claim that the use of pesticides improves crop yields and thus protects land and soil by reducing the conversion of forests and wetlands to cropland. Opponents of pesticide use claim that pesticides degrade water and soil quality and that other modern agricultural techniques and practices are responsible for the improved crop yields in recent years.
A) Describe the method you would use to test your hypothesis, Identify the control. Identify the dependent variable.
B) Describe experimental results that would lead you to reject your hypothesis in part (a)(i). Be specific.
Answers: 3
Biology, 21.06.2019 21:30, azaz1819
Which sentence is an example of a strong conclusion to an autobiography? a. i stayed after school three days in a row to practice onstage in the auditorium. b. i knew i would have to practice all week to memorize my dance for the recital. c. after the recital was over, i knew practicing was worth it, and i was looking forward to my next big challenge. d. on opening night, i danced in front of a packed auditorium.
Answers: 2
Biology, 22.06.2019 03:30, DisneyGirl11
Which of the following is an effect of the uneven heating of the earth by the sun? a sea breeze a land breeze a convection current all of the above
Answers: 2
Biology, 22.06.2019 09:30, kamjay2006
What's wrong with this ecological pyramid? (multiple choice)1. secondary consumers should be at the bottom of the pyramid2. the sun has an arrow leading to decomposers 3. primary consumers should come after the sun4. energy retained should increase from the bottom to the top5. the sun should be at the bottom of the pyramid
Answers: 1
The active ingredients in many pesticides are chemical compounds that kill organism such as insects,...
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