MCAER PG CET 2026 PLANT PATHOLOGY

 

MCAER PG CET 2026
Agricultural Pathology

Time Left: 100 sec

1. The scientist who proposed the concept of “disease triangle” in plant pathology is:

E.J. Butler J.E. Vanderplank Stevens Agrios

2. The fungus responsible for late blight of potato belongs to:

Ascomycetes Basidiomycetes Oomycetes Deuteromycetes

3. The structure that allows fungi to survive unfavorable conditions is:

Conidia Sclerotia Mycelium Haustorium

4. PYQ (MCAER PG CET 2024) The causal organism of rice blast disease is:

Magnaporthe oryzae Xanthomonas oryzae Rhizoctonia solani Helminthosporium oryzae

5. The toxin produced by the pathogen that affects host cells is called:

Mycotoxin Phytotoxin Endotoxin Neurotoxin

6. PYQ (MCAER PG CET 2022) The bacterium causing citrus canker is:

Xanthomonas citri Pseudomonas syringae Erwinia amylovora Agrobacterium tumefaciens

7. The specialized fungal structure used to absorb nutrients from host cells is:

Appressorium Haustorium Sporangiophore Conidiophore

8. The study of plant disease epidemics is called:

Etiology Epidemiology Pathogenesis Symptomatology

9. The fungus responsible for wheat rust disease belongs to genus:

Puccinia Alternaria Fusarium Colletotrichum

10. The most common method to control seed-borne fungal diseases is:

Crop rotation Seed treatment with fungicide Deep ploughing Intercropping