1. Earcockle disease
of wheat is caused by
a)Puccinia tritici
b)Anguina tritici
c)Corynebacterium tritici
d)none of these
2.Root knot of
Brinjal (egg plant) is caused by
a)Meloidogyne incognita
b)fusarium udum
c)Pseudomonas rubrillineans
d)Anguina solanacearum
3. Wilt of pigeon pea
is caused by
a)Xanthomanas citri
b)Fusarium udum
c)Phytophthora infestans
d)Pseudomonas rubrilineans
4. White rust of
crucifers by
a)Albugo
b)Ustilago
c)Puccinia
d)Phytophthora
5.Downy mildew
disease is caused by
a)Albugo
b)Puccinia
c)Peronospora
d)Phytophothora
6. Wart disease of
potato is caused by
a)Personospora destructor
b)Phytophthora infestans
c)Phythium debaryanum
d)Synchytrium
endobioticum
7.Which is responsible
for wood rot?
a)Erysiphe
b)Polyporus
c)Lycoperdon
d)none of these
8. Potato famine of
Ireland (1845) was caused by
a)Phytophthora
palmivora
b)Plasmopara viticola
c)Puccinia graminis
d)Phytophthora
infestans
9.Covered smut of
sorghum is caused by
a) Sphacelotheca
cruenta
b) Sphacelotheca reiliana
c) Sphacelotheca
sorghii
d)Tolypesporium ehrenburghii
10. Early leaf spot
disease in Arachis hypogea (Peanut) is caused due to infection of
a)Cererospora
arachidicola
b)Agrobacterium tumefaciens
c)Phytophthora infestans
d)Gibberella fujikuroi
Answers
1. b)Anguina tritici
2. a)Meloidogyne incognita
3. b)Fusarium udum
4. a)Albugo
5. c)Peronospora
6. d)Synchytrium endobioticum
7. b)Polyporus
8. d)Phytophthora infestans
9. c) Sphacelotheca sorghii
10. Cererospora arachidicola
