Match List -I with List - II.

List-I List-Ii
(a) Protein
(b) Unsaturated fatty acid 
(c) Nucleic acid
(d)Polysaccharides
I. C-C double bonds
II. Phosphodiester bonds
III. Glycosidic bonds
IV. Peptide bonds

Choose the correct answer from the options given below:

Options: (a) (b) (c) (d)
1. ii i iv iii
2. iv iii i ii
3. iv i ii iii
4. i iv iii ii

Subtopic:  Nucleic Acid: Nucleotides | Proteins | Carbohydrates | Lipids |
 84%
From NCERT
NEET - 2021
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Identify the incorrect pair.
1. Lectins - Concanavalin A
2. Drugs - Ricin
3. Alkaloids - Codeine
4. Toxin - Abrin

Subtopic:  Primary & Secondary Metabolites |
 77%
From NCERT
NEET - 2021
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Following are the statements with reference to 'lipids'.

(a) Lipids having only single bonds are called unsaturated fatty acids.
(b) Lecithin is a phospholipid.
(c) Trihydroxy propane is glycerol.
(d) Palmitic acid has 20 carbon atoms including carboxyl carbon.
(e) Arachidonic acid has 16 carbon atoms.


You have to choose the correct statements out of the five given above. Choose the correct answer from the options given below:

1. (b) and (c) only

2. (b) and (e) only

3. (a) and (b) only

4. (c) and (d) only

Subtopic:  Lipids |
 78%
From NCERT
NEET - 2021
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Which of the following are not secondary metabolites in plants?

1. Vinblastin, curcumin

2. Rubber, gums

3. Morphine, codeine

4. Amino acids, glucose

Subtopic:  Primary & Secondary Metabolites |
 85%
From NCERT
NEET - 2021
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Role of enzyme in reactions is to:
1. Decrease activation energy
2. Increase activation energy
3. Act as an inorganic catalyst
4. None of the above

Subtopic:  Enzyme Catalysis |
 87%
From NCERT
AIPMT - 2000
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Match the following:

Column I Column II
(a) Aquaporin (i) Amide
(b) Asparagine (ii) Polysaccharide
(c) Abscisic acid (iii) Polypeptide
(d) Chitin (iv) Carotenoids
 

Options: (a) (b) (c) (d)
1. (iii) (i) (iv) (ii)
2. (ii) (iii) (iv) (i)
3. (ii) (i) (iv) (iii)
4. (iii) (i) (ii) (iv)

Subtopic:  Proteins | Carbohydrates |
 79%
NEET - 2020
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Identify the statement which is incorrect.

1. Sulphur is an integral part of cysteine.
2. Glycine is an example of lipids.
3. Lecithin contains a phosphorus atom in its structure.
4. Tyrosine possesses an aromatic ring in its structure.

Subtopic:  Amino Acids | Lipids |
 77%
From NCERT
NEET - 2020
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
Links
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Exoskeleton of arthropods is composed of :
1. Glucosamine
2. Cutin
3. Cellulose
4. Chitin

Subtopic:  Carbohydrates: Cellulose, Chitin, Inulin & Agar |
 87%
From NCERT
NEET - 2022
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Read the following statements on lipids and find out correct set of statements:

a: Lecithin found in the plasma membrane is a glycolipid.
b: Saturated fatty acids possess one or more c=c bonds.
c: Gingely oil has lower melting point, hence remains as oil in winter.
d: Lipids are generally insoluble in water but soluble in some organic solvents.
e: When fatty acid is esterified with glycerol, monoglycerides are formed.

Choose the correct answer from the options given below:
1. (a), (b) and (d) only
2. (a), (b) and (c) only
3. (a), (d) and (e) only
4. (c), (d) and (e) only

Subtopic:  Lipids |
 69%
From NCERT
NEET - 2022
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

A dehydration reaction links two glucose molecules to produce maltose. If the formula for glucose is C6H12O6 then what is the formula for maltose ?
1. C12H24O11
2. C12H20O10
3. C12H24O12
4. C12H22O11 
Subtopic:  Carbohydrates: Glycosidic Bond & Disaccharide |
 71%
From NCERT
NEET - 2022
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh