Could you maybe post a picture of this. Kind of hard to answer a question asking about a visual when you cannot see the visual
Lipids tend to form fatty acids.
The number of producers is greater then the number of consumers , primary consumers is greater then the number of secondary consumers and the secondary consumers is greater then the number of tertiary consumer
Nitrogen is released to the abiotic parts of the biosphere from the process death and by bacteria.
It is B. Because you cannot give internal fertilization/ live birth inside.