Science

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Yes, pharmacy is all about chemistry. The pharmaceutical industries recruit chemists in large numbers to run their industries.

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Please check the prospectus of the course provided by the university to get all the details regarding admission procedure, eligibility and syllabus. If you do not see the course then the university must be conducting other entrance exams for this.

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For this course, you will have to first complete B.Sc in microbiology. Please check the prospectus of the course provided by the university to get all the details regarding admission procedure, eligibility and syllabus.

Hi
Please check the prospectus of the course provided by the university to get all the details regarding admission procedure, eligibility and syllabus.

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To get admission for agricultural engineering, you will have to appear in the entrance exams and obtain a good rank in them. See this link for more information:
https://www.shiksha.com/science/colleges/agriculture-colleges-india?rf=searchWidget&landing=ctp

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Yes, you can take admission in B.Com. Science stream students can take admission to any course they want, provided that you meet the required 12th percentage.

The questions are generally based on graduation level. It would be best if you buy 10 years previous year question papers to practice.
Zoology: Eligibility - The minimum eligibility criterion for a student to take admission in B.Sc. Zoology is that the candidate must have studied Physics, Chemistry, and Biology in class 12. The candidate should also have attained a minimum of 50% aggregate in 10+2 examinations.

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Please check the syllabus on the website of the college/university you want the admission in.