Tag: plant diseases
Questions Related to plant diseases
Which one of the following types of organisms causes the disease Potato Witches broom?
The foul fishy smell of a volatile chemical trimethylamine in the disease infested wheat field is an indicator of ____________.
With reference to the introduction of plant disease into India from other countries, consider the following pairs.
a. Bunchy top of banana- Ceylon(Sri Lanka)
b. Potato tuber moth- Italy
c. Flag sumut of wheat- Fiji
Which of the pairs is/are correctly matched?
Leaf hopper which acts as a vector in. The transmission of Tungro virus disease of rice is?
Match List I(Name of plant disease) with List II(Name of Pathogen) and select the correct answer.
List-I | List-II |
---|---|
a. Angular leaf spot of cotton | $1$. Phytophora infestans |
b. Late blight of potato | $2$. Colletotrichum falcatum |
c. Red rot of sugarcane | $3$. Cercospora personata |
d. Tikka leaf spot of groundnut | $4$. Xanthornonas malvacearum |
Which one of the following complexes is responsible for the cause of Tundu disease in wheat?
The disease little leaf of fruit trees is caused by the deficiency of ______________.
Consider the following:
1. Bacillus subtilis 2. Trichadiama viride
3. erysiphe graminis 4. Septoria glycines
Which of the above antagonistic orgaanisms is /are capable of suppressing plant disease?
Match List-I with List-II and select the correct answer using the codes given the lists.
List-I(Disease) | List-II(Pathogen) |
---|---|
a. Bacterial blight of paddy | $1$. Pseudomonas |
b. Brown rot of potato | $2$. Corynebacterium |
c. Tundu disease of wheat | $3$. Erwinia |
d. Fire blight of apples | $4$. Xanthomonas |
Which one of the following is a disease caused by zinc deficiency?