B.Sc

There are many options available to you after you complete B.Sc. In agriculture biotech. Higher study options in agriculture after B.Sc are as follows:
M.F.Sc (Applied Aquaculture)
M.F.Sc (Freshwater Aquaculture)
M.F.Sc (Inland Aquaculture)
M.F.Sc (Mariculture)
M.Sc (Agricultural Sciences)
M.Sc (Agriculture Biotech.)
M.Sc (Agriculture Botany)
M.Sc (Agriculture Chemistry)
M.Sc (Agriculture)
M.Sc (Agril. Biochemistry)
M.Sc (Animal Husbandry and Drying)
M.Sc (Bioscience)
M.Sc (Co-operative Management)
M.Sc (Cropsiology)
M.Sc (Rural Banking & Finance Management)
M.Sc (Wildlife Sciences)
M.Sc (Hons.) (Agriculture)
Master of Business Administration in Agriculture
M.Sc in Agriculture covers topics like Molecular Genetics, Techniques in Cell Biology, and Techniques in Molecular Biology. Some other subjects are like Principles of Genetic Engineering, Plant Metabolic Engineering, etc. Regards.

PG Courses After B.Sc:
B.Sc graduates have a wide variety of options available in terms of topics, subjects, & field. They have an option to pursue a post graduation degree in their respective field. Students can also join non-Science master degree courses such as animation, management, journalism, computer technology, etc. After the completion of B.Sc. Degree.
Career & Jobs:
Just like an academic courses, students who have a B.Sc. Degree also have an excellent employment opportunities. Jobs for B.Sc. Graduates are not just restricted in the field of Science but also they can explore others areas like management, engineering, law etc.
Apart from the research jobs, students can also work or get jobs in Marketing, Business & Other technical fields. Science graduates also recruited in the bank sector to work as customer service executives. Students can also find employment in government sectors. Regards.

Hi Amaan,
As a student from India, you must have the following
"Completion of a senior secondary school leaving certificate at Grade 12 level, e.g. All India Senior School Certificate Examination / Indian School Certificate Examination / Higher School Certificate, with 85% in each of the three elective subjects"
SAT or ACT is not compulsory but you may wish to take the test to make your profile stronger. IELTS or TOEFL must also be taken. The process and requirements are elaborately mentioned on the website, take a look ATIT and write to the university for your doubts. It always helps if you personally contact them.
In addition to it you must have very good academic grades. Your personal statement, recommendation letters and interview performance will also be considered. See here and also download the application guide
http://www.aal.hku.hk/admissions/international/admissions-information?page=application-procedures
http://www.aal.hku.hk/admissions/international/admissions-information?page=en/university-entrance-requirements.