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11th Biology Monthly Test - 2 ( Bio - Botany - Biomolecules )

MABS Institution

11th Biology Monthly Test - 2 ( Bio - Botany - Biomolecules )-Aug 2020

Time : 2.30 Hours

Part - A

Multiple Choice Question - Answer All Question

Number of sugar units in oligo-saccharides are__________________

6 to 10
1 to 10
2 to 8
2 to 10

The DNA stands are antiparallel because of:

Ester bond
Phosphodiester bond
Disulphide bond
Hydrogen bond

______________ could also be termed as poisons.

Activation energy
Inhibitors
Competitive inhibitors
Non - competitive inhibitors

Lipids do not include:

Steroid
Waxes
Enzymes
phospholipids

________________ is formed between any charged groups.

Denaturation
Hydrogen bond
Ionic bond
Hydrophobic bond

Enzymes are formed by conjunction of which molecule?

Fatty acid
Glucose
Amino acid
Carbon

In a water molecule, the hydrogen and oxygen atom stick together by:

Monovalent bond
Covalent bond
Hydrogen bond
None of the above

The major structural component of cell membrane is______________________

glucolipids
phospholipids
proteolipids
triglycerides

What is an apoenzyme?

Protein
Amino acid
Metallic ions
Carbohydrates

Which enzyme is involved in conversion of a molecular into a isomer?

Lyases
Synthetase
Isomerase
Transferase

Part - B

Generic 2 - Answer All Question

Where the peptide bond is formed?

Why oil does not get mixed if added with water?

Which is a common storage polysaccharide? Mention its monomer units.

How do herbivores digest cellulose?

What are the component percentage of the total cellular mass?

Name the two types of Purines and Pyrimidines.

If dsDNA has 40% Guanine. Calculate the percentage of Adenine.

Part - C

Generic 3 - Answer All Question

How will you identify the presence of protein in food samples?

Distinguish between Macronutrients & Micronutrients.

What is mRNA?

EXplain the process of negative feedback inhibition with schematic diagram.

Mention the Test for Proteins.

Discuss the Michaelis-Menton Constant (Km) and its Significance.

What are Allosteric inhibitors?

Part - D

Generic 5 - Answer All Question

Write down the properties of enzymes

How enzymes are classified?

Describe the structure and functions of various other polysaccharides.

Explain the different types of protein bonding
Describe the Competitive & Non-Competitive Inhibitors of enzyme.

How are enzymes classified?

Describe the structure of DNA with diagram.

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