Is my caption for the image below correct?

How many trophic levels are there in the following food chain? phytoplankton - shrimp - perch - pike - osprey

Which sentence best describes the relationship between chlorophyll and the chloroplast? a.)chlorophyll is a chemical found in a chloroplast. b.) chloroplast is a chemical found in a chlorophyll. c.) both chlorophyll and chloroplasts are found in animals. d.) both chlorophyll and chloroplasts make carbon dioxide.

Which event would lead to primary succession of a forest?