Compared to invertebrates, many vertebrates die during the earlier stages of their life cycle because they are a major part of the food chain.
a. true
b. false

The statement “Compared to invertebrates, many vertebrates die during the earlier stages of their life cycle because they are a major part of the food chain” is true. The answer is letter A. This is because some of them may not survive the actions of the environment and also, how strong their immune system will be.