Which of the following statements about the extent of infection and perpetuation of pathogens are correct?
(A) Disease which is confined to a particular part or organ is known as systemic disease.
(B) Arhar wilt is a soil-borne disease.
(C) Smut disease of cereals is seed-borne.
(D) Mildew and rusts are air-borne.
Choose the correct answer from the options given below:
· Arhar wilt is a soil-borne fungal disease affecting pigeon pea crops.
· Smut diseases of cereals (like loose and covered smut) are seed-borne, affecting wheat, maize, and barley.
· Mildew and rust diseases spread through airborne spores, leading to rapid infection in fields.
English
100 Questions
125 Marks
80 Mins English English20 Questions10 Marks15 Mins English English50 Questions50 Marks40 Mins English| List-I (Plant Diseases/Famine) |
List-II (Year) |
| (A) Irish Famine |
(I) 1943 |
| (B) Bengal Famine |
(II) 1870 |
| (C) Coffee rust |
(III) 1845 |
| (D) Downy mildew of tobacco |
(IV) 1950 |
Suggested Test Series
Suggested Test Series
| List-I (Plant Diseases/Famine) |
List-II (Year) |
| (A) Irish Famine |
(I) 1943 |
| (B) Bengal Famine |
(II) 1870 |
| (C) Coffee rust |
(III) 1845 |
| (D) Downy mildew of tobacco |
(IV) 1950 |
