Botany

1- It totally depends on your interest if you have an interest in animal life then go for a Master of Science in Zoology and if you have an interest in plant life then take a Master of Science in botany.
2- Zoology can take you to many private, semi-governmental, and governmental jobs in India with exciting work and salaries. Botany can either take you to many international work fields if pursued even and adequately and can take you to environment-supporting programme jobs, both private and government.
3- Botany is better for Job Opportunities and Careers than Zoology as Civil Engineers mastered in Soil is more preferred over Zoologists.
4- Job Profiles of Zoologist: Zoology or Allied Science Professor, Researcher, Ecologist, Wildlife Conservationist, Forest Ranger, Zoologist, Wildlife Educator, Naturalist, Biomedical Scientist, Toxicologist, Marine Scientist, etc. Top Employment Sectors for Botanist: Pharmaceuticals Production, Nurseries, Biotechnology Firms, Food Companies, Oil Industry, Fruit Growers, SEED Companies, Chemical Companies, Biological Supply Houses, National Park Service, Department of Environmental Protection, Departments of Conservation and Land Management, Departments of Agriculture and Water, Animal and Plant Health Inspection Services, Nature Conservancy, Public Health Service, Environmental Protection Agency, Department of Agriculture, etc. For more details, you may visit the Shiksha M.Sc. Botany and M.Sc. Zoology page. Botany: (https://www.shiksha.com/science/m-sc-botany-chp)
Zoology: (https://www.shiksha.com/science/m-sc-zoology-chp). I hope this will help you.

No, Mathematics is not necessary for a Bachelor of Science in a botany Science course, but you must have Chemistry Physics and Biology. Eligibility Criteria:
Candidates must have cleared the higher secondary education or 10+2 with Chemistry Biology and Physics as the main subjects and are eligible to join an Undergraduate or Bachelor's degree programme in botany. Good institutions demand a min of 55 percent to 60 percent for admission. The admission process is merit-based and the institutes, colleges, or universities set specific cut-off marks. Some colleges have their own entrance test for admission to Bachelor of Science honors courses. The other subjects one can choose from include a Bachelor of Science in horticulture agricultural Science, and forestry. For more information, you may visit the Shiksha Botany overview page. (https://www.shiksha.com/science/botany-chp). I hope this will help you.

Many career options are available after completing a Bachelor of Science in Botany or Plant Biology. You may go for higher study or may do jobs. A list of the Master of Science Courses after Bachelor of Science in Botany:
1- Master of Science in Botany.
2- Master of Science in Biotechnology.
3- Master of Science in Microbiology.
4- Master of Science in Horticulture.
5- Master of Business Administration in Pharmaceutical Management. Job opportunities after a Bachelor of Science in Botany or Plant Biology:
1- Geneticist.
2- Researcher.
3- Ecologist.
4- Botanist.
5- Farming consultant.
6- Plant biochemist.
7- Greenhouse Manager or nursery manager.
8- Environmental consultant. For more details, you may visit the Shiksha Botany page. (https://www.shiksha.com/science/botany-chp). I hope this will help you.