Question

Choose the correct answer from the options given below:
(A) Certain plant viruses are vectored by insect
(B) Certain plant viruses are transmitted by mechanical means
(C) No plant viruses are vectored by fungi
(D) No plant viruses are vectored by nematodes

• A. (A), (B), (C), (D)
• B. (A), (B), (C) only
• C. (A) and (B) only
• D. (B), (D), (A) only

Hint:

To remember non-insect vectors of plant viruses:
- Nematode vectors: *Xiphinema*, *Longidorus*, and *Trichodorus* (transmit Nepoviruses and Tobraviruses).
- Fungal/Oomycete vectors: *Olpidium*, *Polymyxa* (transmit soil-borne mosaic viruses).

Answer 1

The Correct Option is C