Aquatic weed act as alternate host and vectors of malaria, yellow and dengue fever is a). Water lettuce b). Salvinia c). Alligator weed d). All of these Answer : d). All of these...
Growth of the weed is reduced due to root exudates of maize a). Chenopodium album b). Amaranthus retroflexus c). Both a and b d). None of these Answer : c). Both a and b...
. A ceremonial weed a). Cynodon dactylon b). Datura stramonium c). Tagetus sp d). All of these Answer : d). All of these...
An alternate host of root knot nematode in vegetables a). Brassica kaber b). Cleome viscosa c). Carthamus oxyacantha d). All of these Answer : d). All of these...
A weed producing > 1 lakh seeds/plant a). Amaranthus sp b). Portulaca sp c). Both a and b d). Cascutta sp Answer : c). Both a and b...
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