The characteristic symptoms of mosaic disease of crops is usually observed on
Roots
Leaves
Stems
Fruits
Correct answer is B
No explanation has been provided for this answer.
Which of the following weeds is dispersed by wind?
Pig weed (boerhavia diffusa)
Goat weed (ageratum conizoides)
Hausa throns (acanthospermum hispidum)
Tridax (tridax procumbens)
Correct answer is D
No explanation has been provided for this answer.
Gummosis disease of citrus is caused by
Aphids
Fungi
White flies
Bacteria
Correct answer is B
No explanation has been provided for this answer.
Callosobruchus maculatus is a common pest of
Maize
Cowpea
Rice
Millet
Correct answer is B
No explanation has been provided for this answer.
Root-knot disease in tomatoes is caused by
Virus
Nematode
Bacterium
Fungus
Correct answer is B
No explanation has been provided for this answer.