A Process to Extract Pectin and Pigment from Sunflower Heads

question 11

Multiple Choice

A process to extract pectin and pigment from sunflower heads involves washing the sunflower heads in heated water. The three dimensional graph below shows the percentage of pigment that can be removed from the sunflower head by washing it for t minutes in r milliliters of water per gram of sunflower heads when the water temperature is Find and interpret the input and output values for the point A.

• A) Input: Output: 38 Interpretation: Washing the sunflower head for 12 minutes in 32 milliliters of water per gram of sunflower heads removes 38% of the pigment.
• B) Input: Output: 38 Interpretation: Washing the sunflower head for 32 minutes in 12 milliliters of water per gram of sunflower heads removes 38% of the pigment.
• C) Input: Output: 38 Interpretation: Washing the sunflower head for 35 minutes in 10 milliliters of water per gram of sunflower heads removes 38% of the pigment.
• D) Input: Output: 38 Interpretation: Washing the sunflower head for 10 minutes in 35 milliliters of water per gram of sunflower heads removes 62% of the pigment.
• E) Input: Output: 38 Interpretation: Washing the sunflower head for 10 minutes in 35 milliliters of water per gram of sunflower heads removes 38% of the pigment.

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