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Which disease of plant is known as ring disease ?

AWilt of potato

BBlack arm of cotton

CCitrus Canker

DNone of the above

Answer:

A. Wilt of potato


Related Questions:

What is formed as a result of fertilization?

Match following and choose the correct option

(a) Etaerio of achenes - (i) Annona

(b)Etaerio of berries - (ii) Calotropis

(c) Etaerio of drupes - (iii) Lotus

(d) Etaerio of follicles - (iv) Rubus

The half leaf experiment showed that _____ is important for photosynthesis.
നഗ്നബീജസസ്യങ്ങളിലെ ഫ്ലോയം സപുഷ്പികളിൽനിന്നും വ്യത്യസ്തമാകുന്നത് :
Statement A: Inner wall is pushed outwards Statement B: Outer wall is pulled outwards