Environmental Studies

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An example of a systemic poison is _____. A) Orthene B) Methyl bromide C) Rotenone D) ... Started by biggirl4568	1 Replies 77 Views	Jul 21, 2018 by morganmarie791
_____ is one type of inorganic insecticide used as a fungicide. A) Rotenone B) Gamma radiation ... Started by fahad	1 Replies 39 Views	Jul 21, 2018 by cassie_ragen
The four environmental factors that must be right for effective germination are water, air, light, ... Started by sarasara	1 Replies 28 Views	Jul 21, 2018 by jsm54321
The first step in selecting a pesticide is to identify the pest to be controlled. Indicate ... Started by lracut11	3 Replies 18 Views	Jul 21, 2018 by TheDev123
Nematocides kill nematodes (tiny hairlike worms that feed on the leaves of plants). Indicate ... Started by leilurhhh	1 Replies 57 Views	Jul 21, 2018 by sarahccccc
Acute inhalation toxicity is a danger when chemicals accumulate in the body. Indicate whether the ... Started by ashley	1 Replies 20 Views	Jul 21, 2018 by tanna.moeller
Match the following layering definitions: a. Stem is girdled with two cuts 1 inch apart; bark is ... Started by Caiter2013	1 Replies 23 Views	Jul 21, 2018 by chem1s3
Identify the advantages as relating to either sexual propagation or asexual propagation. a. ... Started by cagreen833	1 Replies 81 Views	Jul 21, 2018 by ryansturges
Molluscicide is used and applied as bait to kill slugs. Indicate whether the statement is true or ... Started by CharlieWard	1 Replies 57 Views	Jul 21, 2018 by stallen
What are the first safety precautions to follow before beginning the application of a pesticide? ... Started by nautica902	1 Replies 32 Views	Jul 21, 2018 by Dinolord
What are the two types of plant propagation? What will be an ideal ... Started by Themember4	1 Replies 23 Views	Jul 21, 2018 by nikmaaacs
Which pricing classification would be used for nonfat dry milk? A) Class I B) Class II C) ... Started by Cooldude101	3 Replies 45 Views	Jul 21, 2018 by Jayson
Chronic toxicity is a danger caused by chemicals that accumulate in _____. A) 50 gallon drums B) ... Started by Bernana	1 Replies 21 Views	Jul 21, 2018 by Dunkey
Chemicals inhaled are absorbed through the ______. A) liver B) heart C) kidneys D) ... Started by jerry coleman	1 Replies 26 Views	Jul 21, 2018 by epscape
_____, rather than herbicides, may be used for weed control to minimize the use of harsh chemicals. ... Started by sam.t96	1 Replies 43 Views	Jul 21, 2018 by yahahah24021
Areas treated with chemicals carrying a Danger-Poison signal word should not be reentered _____. ... Started by wrbasek0	1 Replies 44 Views	Jul 21, 2018 by zogaridan
Because many pesticides can be poisonous to humans and the environment, the U.S. _____ has ... Started by CQXA	1 Replies 19 Views	Jul 21, 2018 by TINA
Some chemicals must be washed into the germination zone by rainfall or irrigation within 7 to 10 ... Started by cabate	1 Replies 61 Views	Jul 21, 2018 by durant1234
When calves are weaned, they weigh approximately _____. A) 100-200 pounds B) 200-300 pounds ... Started by jman1234	1 Replies 34 Views	Jul 21, 2018 by matt95
Most weeds are killed more easily when they are young and in active growth. Indicate whether the ... Started by 09madisonrousseau09	3 Replies 30 Views	Jul 21, 2018 by jaaaaaaa
A soil low in humus absorbs and makes some of the weed killer inactive, requiring a higher rate of ... Started by c0205847	1 Replies 558 Views	Jul 21, 2018 by momtoalll
If an herbicide stays in the soil for one year or more, it may kill or damage the crop planted in ... Started by bucstennis@aim.com	1 Replies 85 Views	Jul 21, 2018 by huda
How long does a tissue culture take to yield a successfully growing plant? What will be an ideal ... Started by stevenposner	1 Replies 37 Views	Jul 21, 2018 by SeanoH09
A weed is considered to be a plant out of place. Indicate whether the statement is true or ... Started by sjones	1 Replies 23 Views	Jul 21, 2018 by peilian
Atrazine kills only small weeds or selected weeds if applied at a rate of _____. A) 5 to 10 ... Started by segrsyd	1 Replies 71 Views	Jul 21, 2018 by ynlevi