Ph.D

No, Ph.D. in Microbiology is not available at Siksha 'O' Anusandhan University.
Available Ph.D. courses are Ph.D. (Law), Ph.D. (Biotechnology), Ph.D. (Physics), Ph.D. (Chemistry), Ph.D. (Mathematics), Ph.D. (Nano Science & Nanotechnology), Ph.D. (Humanities & Social Sciences), Ph.D. (Biofuels & BioProcessing), Ph.D. (Hospitality & Tourism Management), Ph.D. (Environmental Sciences), Ph.D. (Theoretical & Mathematical Science), Ph.D. (Applied Mathematics and Computing), Mechanical Engineering, Electrical Engineering, Electronic & Communication Engineering, Computer Science & Engineering, Civil Engineering, Pharmaceutical Sciences, Dental Science, Medical Science, Business Administration.
For more course details, you may visit the Shiksha SOA college page.
(https://www.shiksha.com/university/soa-siksha-o-anusandhan-university-bhubaneswar-38037/courses/phd-bc)
I hope this will help you.

Ph.D. in Economics is a three to five-year doctorate course. Eligibility for the course is a postgraduate course in Economics, candidates should also have Bachelors degree in Economics/Bachelor in Technology in Economics from recognised University. Top institutes which are offering Ph.D. in Economics course are as follows:
Indian Institute of Technology
Indian Statistical Institute
Loyola College
Indian Institute of Management
Lovely Professional University
Fergusson College
IFMR - Institute for Financial Management and Research
The average tuition fees for Ph.D. in Economics ranges between INR 80,000 to 6 Lacs for the span of 3 to 5 years. Admissions to Ph.D. in Economics course are on the basis of counseling after clearing entrance tests depending on the colleges. Some of them are:
GATE
UGC NET
GRE
JCECE (Jharkhand Combined Entrance Competitive Exam)
IIM Ph.D. test
Major subjects studied in Ph.D. in Economics course are Agricultural Economics, Financial Economics, Labour Economics, Industrial Economics, International Economics, Business Economics, Banking Economics, Environmental Economics, Developmental Economics, Rural Economics and Rural Development and Econometrics etc. Graduates with this degree have an opportunity for the industries like Coaching Centres, Economics Consultancies, Economics Department, Home Tuitions, Museums, Private Tuitions, Publishing House, Research and Development Agencies and Schools etc. Some of the top companies hiring Ph.D. in Economics graduates are Bank of India, Bharat Forge, Bharat Petroleum Corporation Limited, BSNL, Cognizant, Ericsson India, Flipkart, Future Group, Goldman Sachs, Grasim Honda Two Wheelers, Indian Oil, Infosys, JCB, Mahindra Engineering, Microsoft, ONGC, Reliance, Reliance Industries Limited, TATA, Tata Power, TCS etc. The average salary for Ph.D. in Economics graduates is around INR 2 to 8 Lacs but this can be higher on the basis of experience and other factors.