This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cornea and sclera, Subject name: Ophthalmology
True about fungal corneal ulcer - 
Select and explain. 
A. Symptoms are severe, B. Dry looking ulcer, C. Irregular,zigzag linear branching, D. Shifting hypopyon
B: Dry looking ulcer
Answer: B: Dry looking ulcer 
Explanation: Fungal corneal ulcer is dry looking,greyish white with elevated rolled out margins,sterile immune ring may be present,big hypopyon,corneal vascularisation is conspicuosly absent in purr mycotic ulcer.Reference:Comprehensive ophthalmology,AK Khurana,6th edition,page no.106