1. a). A recipe uses 600 mL of flour for every 150mL of sugar. How much flour would be needed when 450 mL of sugar is used?

Step-by-step explanation:

Given

Ratio as per given

plants store their excess carbohydrate in the form of starch so that it could be used as energy source later on. the excess carbohydrate is converted into starch in the plastid i.e. chloroplast & this process occurs in the presence of sunlight. it is an insoluble polymer of glucose which gets stored in cell organelles named as amyloplasts. in some plants, starch is also stored in roots and embryos.