Quick 10Q: Carbohydrates

What element(s) are in carbohydrates?

• carbon/hydrogen

• oxygen

• phosphorus

• nitrogen

• sulfur

Tags

NGSS.HS-LS1-6

Which of the following are structural polysaccharides?

• cellulose

• glycogen

• chitin

• starch

Which of the following are strorage polysaccharides?

• cellulose

• glycogen

• chitin

• starch

What polysaccharide are animals unable to break and why?

• cellulose due to alpha glyosidic linkages

• cellulose due to beta glyosidic linkages

• starch due to alpha glyosidic linkages

• starch due to beta glyosidic linkages

Which of the following is a monosaccharide?

• glucose

• maltose

• lactose

• sucrose

Which of the following describe the process involved in metabolizing carbohydrates?

• During hydrolysis, a water molecule is added to break the bond between the monosaccharide and the polysaccharide chain.

• During hydrolysis, a water molecule is removed to break the bond between the monosaccharide and the polysaccharide chain.

• During dehydration, a water molecule is removed to break the bond between the monosaccharide and the polysaccharide chain.

• During dehydration, a water molecule is added to break the bond between the monosaccharide and the polysaccharide chain.

Tags

NGSS.HS-LS1-7

Which of the following is the structural polysaccharide found in the cell wall of plants?

• chitin

• cellulose

• peptidoglycan

• glycogen

Which of the following is the structural polysaccharide found in the cell wall of fungi?

• chitin

• cellulose

• peptidoglycan

• glycogen

Which of the following is the structural polysaccharide found in the cell wall of prokaryotes?

• chitin

• cellulose

• peptidoglycan

• glycogen

If two glucose (C₆H₁₂O₆) molecules undergo a dehydration reaction, which of the following represents the chemical formulas for the product(s)?

• 2 C₆H₁₂O₆

• C₁₂H₂₄O₁₂

• C₁₂H₂₂O₁₁ + H₂O

• C₁₂H₂₄O₁₂ + H₂O