Biology

Q1: 

A: What is science? Explain the scientific approach to understand the natural world.

B: Describe the relationship between science and technology.

Q2: 

A: Explain how DNA determines an organism’s structures and functions. 

B: Compare the dynamics of nutrients and energy in an ecosystem.

Q3:

A: Define 4 biological macromolecules. Describe each molecule with examples

B: Explain why fats and steroids, which are structurally very different, are both classed as lipids.

Q4:  

A: How do plants obtain water and nutrients and prepare sugars?