Cutting plants apart into sections and allowing them to grow is a propagation method called _____
a. tissue culture c. separation
b. division d. cuttings
B
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Organic standards virtually prohibit the use of ____ pesticide in crop production
Fill in the blank(s) with correct word
The total heat content of infiltrated air of the same dry-bulb temperature may vary from one part of the country to another because of the difference in ____.
A. solar load B. sensible heat C. humidity D. convection currents
Answer the following statement(s) true (T) or false (F)
1. Thermal energy transfer occurs whenever there exists a temperature difference within an object, or whenever there is a temperature difference between two bodies, or a temperature difference between a body and its surroundings. 2. The U.S. natural gas transportation network consists of 1.5 million miles of mainline and secondary pipelines. 3. Solar energy starts with the sun at an average distance of 93 million miles from earth. The sun is a nuclear fusion reactor, with its surface temperature at approximately 10,000° F (5500° C). 4. A direct passive solar system uses large glass areas on the south wall of a building and a thermal mass to collect the solar energy.
Santa Gertrudis is an example of a continental breed of cattle.
Answer the following statement true (T) or false (F)