biomolecules grade 10

​Prayer . . . .

​What did you eat for breakfast?

​ __ R __ __ E __ N __

​_ A _ B _ _ Y _ R _ _ _ S

​L __ __ I __ S

​N __ C L __ __ C __ C __ D

​B __ O M __ L __ __ U __ __ S

Biomolecules 10

Obectives:

At the end of the lesson, the students should be able to:

a. identify the 4 major categories of biomolecules;

b. describe each properties of 4 major categories of biomolecules; and

c. differentiate the 4 major categories of biomolecules

​Carbohydrates	Proteins	​Lipids	​Nucleic Acid
​1.	​	​	​
2​	​	​	​
​3	​	​	​
​4	​	​	​

I want you to think and write any one word that fits in each column. in just 2 - 3 minutes!

​Give at least two examples of Carbohydartes?

Multiple Choice

These are the main sources of energy of the body.

• carbohydrates

• protein

• nucleic acids

• lipids

Multiple Choice

What are the single sugars that are the building blocks of carbohydrates?

• monosaccharides

• 
  polysaccharides

• disaccharides

• amino acid

Multiple Choice

The word carbohydrate comes from the French term hydrate de carbone which means ______________.

• 
  hydrates of sugar

• 
  hydrates

• hydrates of milk

• hydrates of carbon

Multiple Choice

Why is fat an important part of our diet?

• Because it tastes good

• 
  Because it  contains nutrients you can't get from anything else

• 
  Because it carries so much energy

• 
  Because it contain oxygen atoms

Multiple Choice

What is an example of a protein?

• 
  Strawberries

• 
  Pasta

• 
  Bread

• 
  Steak

Multiple Choice

Proteins are made of many ____ bonded together.

• amino acids

• 
  
  polypeptides

• 
  
  

  enzymes

For 3 to 5 minutes, go to your group and discuss the selected topic. After selecting a speaker and secretary, the group will travel to the other group to discuss the concept for the same amount of time, and then to the unoccupied group until all groups have finished.

Review the foods that you ate in the past 3 days to determine what type of biomolecules does it belongs.

Multiple Choice

1. Which biomolecules contains pastas and bread?

• Protein

• Carbohydrates

• Lipids

• Nucleic Acid

Open Ended

1.What distinguishes biomolecules from other chemical compounds?

​Biomolecules are compounds composed primarily of carbon, hydrogen, and oxygen with major physiological functions.

Open Ended

Which among carbohydrates, lipids, amd nucleic acids are essential to life? Why?

​Carbohydrates, lipids, proteins and nucleic acids are all biomolecules with different functions and are therefore equally import to life. However, some of these compounds should be consumed in moderation because they are not easily degraded by the body.

Multiple Choice

1. Which biomolecules contains pastas and bread?

• Protein

• Carbohydrates

• Nucleic Acid

• Lipids

Multiple Choice

2. 2. Which biomolecule is made of nucleotides and contain you DNA?

• Protein

• Carbohydrates

• Nucleic Acid

• Lipids

Multiple Choice

2. 3. Which biomolecule helps form muscles?

• Protein

• Carbohydrates

• Nucleic Acid

• Lipids

Multiple Choice

2. 4. Which biomolecule is responsible for insulation and energy storage?

• Protein

• Carbohydrates

• Nucleic Acid

• Lipids

Multiple Choice

2. 5. Which biomolecule has sugars and starches?

• Protein

• Carbohydrates

• Nucleic Acid

• Lipids

Multiple Choice

2. 6. Which biomolecule is your main source of energy?

• Protein

• Carbohydrates

• Nucleic Acid

• Lipids

Multiple Choice

2. 7. Which biomolecule contains fats, oils, and waxes?

• Protein

• Carbohydrates

• Nucleic Acid

• Lipids

Multiple Choice

2. 8. Which biomolecule is found in fats, oils, and waxes and is a source of Long-term energy?

• Protein

• Carbohydrates

• Nucleic Acid

• Lipids

Multiple Choice

2. 8. Which biomolecule is found in fats, oils, and waxes and is a source of Long-term energy?

• Protein

• Carbohydrates

• Nucleic Acid

• Lipids