MEDIUM
11th CBSE
IMPORTANT
Earn 100

Amino acids have both an amino group and a carboxyl group in their structure. Which one of the following is an amino acid? 

83.33% studentsanswered this correctly

Important Questions on Biomolecules

EASY
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 9 - Biomolecules>MULTIPLE CHOICE QUESTIONS>Q 4
An amino acid under certain conditions has both positive and negative charges simultaneously in the same molecule. Such a form of amino acid is called
EASY
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 9 - Biomolecules>MULTIPLE CHOICE QUESTIONS>Q 5
Sugars are technically called carbohydrates, referring to the fact that their formulae are only multiple of C(H2O). Hexoses therefore have six carbons, twelve hydrogens and six oxygen atoms. Glucose is a hexose. Choose from among the following another hexose. 
EASY
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 9 - Biomolecules>MULTIPLE CHOICE QUESTIONS>Q 6
When you take cells or tissue pieces and grind them with an acid in a mortar and pestle, all the small biomolecules dissolve in the acid. Proteins, polysaccharides, and nucleic acids are insoluble in mineral acid and get precipitated. The acid-soluble compounds include amino acids, nucleosides, small sugars, etc. When one adds a phosphate group to a nucleoside, one gets another acid-soluble biomolecule called 
HARD
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 9 - Biomolecules>MULTIPLE CHOICE QUESTIONS>Q 7
When we homogenise any tissue in an acid the acid soluble pool represents
EASY
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 9 - Biomolecules>MULTIPLE CHOICE QUESTIONS>Q 8
 The most abundant component of living organisms is 
EASY
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 9 - Biomolecules>MULTIPLE CHOICE QUESTIONS>Q 9
A homopolymer has only one type of building block called monomer repeated 'n' number of times. A heteropolymer has more than one type of monomer. Proteins that are heteropolymers usually made of
EASY
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 9 - Biomolecules>MULTIPLE CHOICE QUESTIONS>Q 10
Proteins perform many physiological functions. For example, some functions as enzymes. Which of the following represents an additional function that some proteins discharge?
EASY
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 9 - Biomolecules>MULTIPLE CHOICE QUESTIONS>Q 11
Glycogen is a homopolymer made of