Question

Which of the following can be on the fourth or fifth trophic level in a food chain?

• A. Phytoplankton grow more rapidly than land plants
• B. Phytoplankton have simple structures with more consumable matter than land plants
• C. Phytoplankton have higher primary productivity than land plants
• D. All of these

Answer 1

The correct option is A Phytoplankton grow more rapidly than land plants

The position of organisms in a food chain is called trophic level. Plants are producers and form the first trophic level. The second trophic level comprises of plant eaters the herbivores. Carnivores which eat the herbivores form the third trophic level. The fourth trophic level is occupied by the large carnivores.