Lesson 6 Carbs Lab

Hotspot

Click the picture of the food with the most FIBER.

Fill in the Blanks

Multiple Choice

Sugars all end with what three letter ending?

• -ote

• -ate

• -ase

• -ose

Multiple Choice

Which carbohydrate has the sweetest taste?

• Glucose

• Fructose

• Lactose

• Maltose

Multiple Choice

What is the primary job of simple carbohydrates?

• To protect plants.

• To transmit genetic information

• To insulate organisms in cold environments

• To provide readily available energy

Multiple Select

What is the role of fiber in our body (check all that apply)

• Help to keep us feeling full

• Help to move waste through the digestive system

• Help to provide a healthy form of energy

• Helps to repair muscle and body tissue

• Helps to transport vitamins through our body

Multiple Choice

How does the body use carbohydrates?

• The body breaks it down and converts it into glucose which your body uses as energy

• The body coverts it to protein to use when needed

• The body breaks it down and uses it to build and repair body tissue

• The body uses it to help transport vitamins and minerals throughout the body

• None of the above are true about how the body uses carbohydrates

Multiple Select

If I am taking in too many carbohydrates what could happen to me? (Select all that apply)

• Increase risk of diabetes

• Reduce the amount of body fat

• It can cause weight loss

• It can cause weight gain

• Increase the risk of heart disease

Multiple Choice

Name the food that is NOT a Complex Carb

• Wheat bread

• Soda

• Wheat pasta

• Brown Rice

Multiple Choice

What elements make up carbohydrates?

• Carbon, hydrogen, nitrogen, oxygen

• sulfur, carbon, hydrogen

• glucose and fructose

• carbon, hydrogen, oxygen

Multiple Choice

How many sugar units make up polysaccharides?

• one

• two

• three or more

• none

Multiple Choice

What kind of energy do complex carbohydrates provide us with?

• stored energy

• kinetic energy

• quick energy

• renewable energy

Multiple Choice

Excess carbohydrates in your body are __________?

• Eliminated through waste

• Stored in your fat cells

• Broken down and converted to proteins

• Stored in your liver

Multiple Choice

An example of a complex carbohydrate is ___________?

• Apple

• Pear

• Plum

• Potato

Multiple Choice

How is fiber different from most other foods you eat?

• It doesn't contain any sugars

• Eating fiber takes away other nutrients in your body

• Your body can't digest it

• It contains elements of all the major food groups

​Glucose and other simple sugars

..

..

Complex Carbs

​Types of Carbohydrates

​Starch

​Fiber or CELLULOSE

Making Sense

What is dietary fiber?

Investigation 2

Scientists use indicators to detect if a molecule is present in a solution or substance.

​Starts blue; turns Green/yellow if low amount; red if high amount

--

Starts yellow/brown; turns dark blue if positive

--

Starts yellow/brown; turns purple if fiber/cellulose is present

Planning your investigation

Use the whiteboards to write a procedure for testing for the presence of glucose, starch, and fiber on apples, celery, potato, and paper.

Use this information to help your group: https://docs.google.com/document/d/1fp5a8yeUepQSM6aPaPjzqs8asPzqUiT7c2h_gOFKTyc/edit

Making Sense

What did you figure out from the
investigation?

Investigation 3

Use the molecular formulas handout to answer question 11.

​All of the chemical structures contain:

...

Differences between the chemical structures are:

Next Steps

Answer questions 19-21