Although genërally terrestrial, the mammals are found in a variety of habitats. Support the statement with the hẹlp of suitable eg :

“Heterogenous catalytic action is a surface phenomenon. Enzymes are specific In action. Support the statement with suitable lllustratlon.

In an ecosystem flow of energy through successive trophic levels decreases, this is very common in aquatic and terrestrial habitat. Write down the first and second thermodynamic laws supports energy flow.