Explanation:
The basic concepts behind Organic farming are: ... Control of pests, diseases, and weeds is achieved largely by the development of an ecological balance within the system and by the use of bio-pesticides and various cultural techniques such as crop rotation, mixed cropping, and cultivation.
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The answer is D. Most common semiconducting materials are crystalline solids. A<span>morphous and liquid semiconductors are also known to be.</span>
Answer:
B)
The word family implies that the elements in a family have like properties. What property do the elements of the noble gas family all share? They are not reactive. They are very reactive.
Explanation:
answer sheet:
https://www.rcboe.org/cms/lib010/GA01903614/Centricity/Domain/1295/HS%20standard%204%202017%20answer%20key.docx#:~:text=The%20word%20family%20implies%20that,noble%20gas%20family%20all%20share%3F&text=They%20are%20not%20reactive.&text=They%20are%20very%20reactive.
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