There are several options related to your subjects. But it may be better if you pick your best two subjects and seek related possibilities. For example, physics and geography - you can study earth sciences, and science, physics itself(better with maths), GIS, or other such subjects. Then, with Biology and Chemistry; you have options like biochemical, biotechnology, medical, veterinary science, pharmacy, forensic science, etc.
There are other options like chemistry, biophysics, chemical physics, meteorology, dentistry, nutrition and dietetics, health and rehabilitation, plant science, zoology, physiotherapy, environmental science, waste management, cartography, climatology, agriculture, forestry, food technology, etc.