11th Class Biology MCQs Chapter No.2 with Answers download

Peptide bond is a

___ play an important role in regulation of gene expression :

The covalent bond between two monosaccharides is called

is not a keto sugay

The percentage of glucose in our blood is normally

The nuclecitides of each polynucleotide chain of DNA are held together by

Which one of the following is a non-reducing sugar :

Which of the following kinds, of atom do not occur in carbohydrates

Evaporation of only out of 1Litre of H20, lowers the temperature of

The potential source of energy for celluar activities is which bond

Which one of the following component is make up of 2 subunits:

How many fatty acids are required to form tryglycerides

The carbohydrate found in exoskeleton of. arthropods / insects like honey

How many carbons are present to form thr pyranoes ring

Cotton is the pure form of

Monosaccharides which are rare in nature and occur in some bacteria:

Phosphatidylcholine is one of the common:

The backbone of DNA is made by:

In each turn of secondary structure of protein amino acids found are

In. sucrose glycosidic linkage is

Which. of the following amounts of bases are pore likely to be found in an organism

The basic elements of organic compound is

The protein which will not disorganized with change in physical and

The molecule of tRNA consists of_

Fructose is

The unsaturated fatty acid is .

Keratin is the protein of

Movement of chromosomes during anaphase of cell division occur due to

The linkage of 02 (oxygen) in pyranose pyran ) ring is between :

Which cells contain less DNA

Which of the following is not a function of proteins

The heterogeneous group of compounds related to fatty acids is called. 7

Which of the following is not a fibrous protein

Which .one of following is not a polysaccharide?

Amino- acids are arranged in proper sequence during protein synthesis

Chemical compnents abundant in prokaryotic cell as compare to eukaryotic cell

It acts as machinery for protein synthesis :

The percentage of DNA in a bacterial cell is

Endothermal process in living organisms is

ATP is a:

Ribosomal RNA (rRNA) is synthesized and stored in :

A basic knowledge of biochemistry is essential for understanding

The relative'amount of Adenine,in DNA of sheep is

AIDS is caused by

Formula of choline is

Secondary structure is most important in

The simplest amino acid is

Which one of the following proteins consists of four chains, two alpha arid two beta chains

A compound formed by the combination of a baSe and pentose sugar is

Waxes provide water barrier for:

Which poly saccharide is stored in muscles

The linkage between the hydroxyl group of carboxyl group of one amino

For the synthesis of 10 gm of glucose, plants use solar energy of about

Glycogen is found abundantly in

Starches with iodine give colour:

Fats are,

Amount of DNA in sperm cell of Carp fish is s picogram

Globular protein differs from fibrous proteins in

Haemoglobin is an example of which functional class of proteins

0.08% glucose is present in our blood. in form:

The most important electrolyte in our body

Which fatty acid is more soluble in organic solvents than palmitic acid:

is an important phospholipid:

MoSt proteins are made.of many types of amino acids.

Starch is richly present in

Which of 'the following is not 'a. nucleotide or its type

The percentage of Ribosomal RNA in the cell is

Faty food can cause

Amino acids are linked to each other by:

In free state, glucose is present in

The %age.amount of mRNA in cells Is about

Nucleic acid were first isolated in 1870 by '

The most abundant organic compounds in mamalian cell :

In one of the following conditions the Haemoglobin fails to carry any or sufficient oxygen, hence leading to death of the patient.

Now we know that there are over proteins in the human body

The sequence.of amino acids in a polypeptide Chain is determined by

Photosynthesis & muscle contraction can described in terms of

Which one Is correct for mRNA

Which one of following Is not a Lipid?

Keratin is an example of fibrous.protein present in:

Life of an organism depends on ceaseless chemical activities in its

The compounds widespread in bacteria, animals and plants

The first scientist who determined the sequence of amino acids in a protein molecule was

What is chemical nature of Uridine :

Pick the best statement

Stability of secondary structure of proteins is maintained due to:

C3H6O3 is known as

The specific heat of vaporization of water is

The basic framework of all types of membrances are

The amino acids are mainly diffeient froth

The potential source of chemical energy for cellular activites

Length of mRNA is variable and depends upon:

The alpha V helix is kept in place by formation of which of following ,bonds among its amino acids

The tail of phospholipids is

Which one of the following is.not a chemical component.of waxes?

In phosphatid c acid how many fatty acids are present

Human tissues have 85% water in cells of :

Which protein is not abundantly found in plasma of blood

The steroidS are classified at

In bacterial cells the water percentage is :

Melting point of.palmitic acid is

Most of the monosaccharides in asolution are in

Of the total RNA's in a cell, mRNA comprises-

Haemoglobin is a:

One of the followings is not a globular protein.

Melting point of butyric acid is :

A kind of chemical link between anabolism and catabolism:

Movement of organs and organisms, and movement of chromosomes

The lipids, found in exoskeleton.. of insects

Pentose sugr + nitrogen base

The most abundant carbohydrate in nature is:

One of followings in not pyrimidine

The Specific hear of vaporization of water is

The mRNA, of the total cell RNA is about:

Enzymes are chemically

Helical shape of a' polypeptide is due to presence within molecule

Keratin is an example of fibrous proteins'present in

Globular proteins differ from fibrous proteins in

Water has high heat capacity because of:

The suffix that denotes a sugar is

Which statement is true about silk protein?

Which of the folloWing atoms do not occur in carbohydrates:

Carbon number range of waxes isV

Conjugated histone proteins are:

For the formation of deoxyribonucleoticle one oxygen is removed from OH