Which one of the following types organisms occupy more than one trophic level in a pond ecosystem ?

1. A. Frog
2. B. Phytoplankton
3. C. Fish
4. D. Zooplankton

Attempt this NEET 2009 Biology question free — pick an option to reveal the correct answer and a step-by-step explanation. Then join NEET Mastery Quest to practise 15,000+ PYQ and 2027-syllabus questions.