Through _____ engineering, plants have been designed that are more tolerant of herbicides and ...

Through _____ engineering, plants have been designed that are more tolerant of herbicides and resistant to insects.

a. agricultural c. chemical
b. mechanical d. genetic

Question 2

According to research, the minimum light for healthy interior plants is 9 watts per square meter of illumination for how many hours per day?

a. six c. twelve
b. ten d. eighteen

Question 3

Which type of mulch is most beneficial in water retention?

a. inorganic
b. made from waste hardscape
c. commercially manufactured
d. organic

Question 4

Most weeds have many _____, which enables them to spread very rapidly.

a. flowers c. leaves
b. seeds d. stems

Question 5

During temperature acclimatization of plants for interior use, temperatures are gradually reduced to what temperature range in degrees Fahrenheit?

a. 55 to 65 c. 45 to 55
b. 65 to 75 d. 35 to 45

Question 6

How can landscape designers take the lead and reduce water consumption of landscapes?

a. by specifying turf varieties that require less water
b. by eliminating the use of hydrozones
c. by using hard surfacing or wild flowers in the place of turf
d. both by specifying turf varieties that require less water and by using hard surfacing or wild flowers in the place of turf

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Through _____ engineering, plants have been designed that are more tolerant of herbicides and ...

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