Which of the following is not a complex polysaccharide?
1.
Inulin
2.
Chitin
3.
Glucosamine
4.
N-acetyl galactosamine
Subtopic: Carbohydrates: Cellulose, Chitin, Inulin & Agar |
56%
Level 3: 35%-60%
NEET - 2024
Hints
Match List-I with List-II:
Choose the correct answer from the options given below :
| List-I | List-II | ||
| A. | Ribozyme | I. | Glucose transport |
| B. | Lecithin | II. | Non-proteinaceous enzyme |
| C. | Glut-4 | III. | Lipid |
| D. | Vitamins | IV. | Coenzyme |
| 1. | A-IV, B-III, C-I, D-II | 2. | A-IV, B-III, C-II, D-I |
| 3. | A-II, B-I, C-III, D-IV | 4. | A-II, B-III, C-I, D-IV |
Subtopic: Proteins | Lipids | Enzymes | Enzyme Cofactors |
72%
Level 2: 60%+
NEET - 2024
Hints
Which of the following expressions correctly represents the relationship between the
rate of disappearance of HI and the rate of appearance of H₂ for the reaction:
2HI(g) → H₂(g) + I₂(g)
| 1. | \(\dfrac{-\Delta[\mathrm{H}I]}{\Delta t}=\dfrac{2 \Delta\left[\mathrm{H}_2\right]}{\Delta t}\) | 2. | \(\dfrac{-\Delta[\mathrm{HI}]}{\Delta t}=\dfrac{4\Delta\left[\mathrm{I}_2\right]}{\Delta t}\) |
| 3. | \(\dfrac{-\Delta[\mathrm{HI}]}{\Delta t}=\dfrac{4 \Delta\left[\mathrm{H}_2\right]}{\Delta t}\) | 4. | \( \dfrac{-\Delta[\mathrm{HI}]}{\Delta t}=\dfrac{\Delta\left[\mathrm{H}_2\right]}{\Delta t}\) |
Subtopic: Definition, Rate Constant, Rate Law |
89%
Level 1: 80%+
NEET - 2024
Hints
Match the processes or properties in List-I with their corresponding characteristics in List-II.
Choose the correct answer from the options given below:
| List-I (Process/Property) |
List-II (Characteristic) |
||
| A. | Adiabatic process | I. | Independent of the amount of substance |
| B. | Reversible process | II. | The reaction can proceed in both directions, from reactants to products and vice versa |
| C. | Intensive property | III. | No transfer of heat between the system and the surrounding |
| D. | Extensive property | IV. | Dependent on the amount of substance |
| 1. | A-II, B-III, C-IV, D-I | 2. | A-I, B-II, C-IV, D-III |
| 3. | A-III, B-II, C-I, D-IV | 4. | A-I, B-II, C-III, D-IV |
Subtopic: Classification of System, Extensive & Intensive Properties |
92%
Level 1: 80%+
NEET - 2024
Hints
If an unpolarised light is incident on a plane surface of refractive index \(\sqrt3\) at Brewster's angle, then the angle of refraction is:
1. \(0^\circ\)
2. \(30^\circ\)
3. \(60^\circ\)
4. \(90^\circ\)
1. \(0^\circ\)
2. \(30^\circ\)
3. \(60^\circ\)
4. \(90^\circ\)
Subtopic: Polarization of Light |
50%
Level 3: 35%-60%
NEET - 2024
Hints
Which of the following pair of aqueous solutions will have the same value of osmotic pressure?
(Assume complete dissociation in aqueous solution)
1. \(0.1~ \mathrm{{M}~ {BaCl}_2} \text { and } 0.2 ~\mathrm{{M} ~{K}_2 {SO}_4}\)
2. \(0.1~ \mathrm{{M}~ {Na}_3 {PO}_4} \text { and } 0.1 ~\mathrm{{M}~ {K}_2 {SO}_4}\)
3. \(0.2~ \mathrm{{M}~ {NaCl}} \text { and } 0.1 ~\mathrm{{M} ~{K}_2 {SO}_4}\)
4. \(0.2 ~\mathrm{{M} ~{NaCl}} \text { and } 0.1~ \mathrm{{M} ~{K}_3\left[{Fe}({CN})_6\right]}\)
(Assume complete dissociation in aqueous solution)
1. \(0.1~ \mathrm{{M}~ {BaCl}_2} \text { and } 0.2 ~\mathrm{{M} ~{K}_2 {SO}_4}\)
2. \(0.1~ \mathrm{{M}~ {Na}_3 {PO}_4} \text { and } 0.1 ~\mathrm{{M}~ {K}_2 {SO}_4}\)
3. \(0.2~ \mathrm{{M}~ {NaCl}} \text { and } 0.1 ~\mathrm{{M} ~{K}_2 {SO}_4}\)
4. \(0.2 ~\mathrm{{M} ~{NaCl}} \text { and } 0.1~ \mathrm{{M} ~{K}_3\left[{Fe}({CN})_6\right]}\)
Subtopic: Osmosis & Osmotic Pressure |
69%
Level 2: 60%+
NEET - 2024
Hints
Match List-I with List-II.
Choose the correct answer from the options given below:
1. A-I, B-IV, C-II, D-III
2. A-III, B-IV, C-II, D-I
3. A-I, B-III, C-II, D-IV
4. A-III, B-II, C-I, D-IV
| List-I | List-II | ||
| A. | Cilia | I. | Spindle fibres |
| B. | Endoplasmic Reticulum | II. | Cristae |
| C. | Mitochondria | III. | Axoneme |
| D. | Kinetochore | IV. | Ribosomes |
Choose the correct answer from the options given below:
1. A-I, B-IV, C-II, D-III
2. A-III, B-IV, C-II, D-I
3. A-I, B-III, C-II, D-IV
4. A-III, B-II, C-I, D-IV
Subtopic: Mitochondria | Cilia & Flagella | Endomembrane System (Endoplasmic Reticulum) |
89%
Level 1: 80%+
NEET - 2024
Hints
The population growing in a habitat with limited resources will show:
Choose the correct answer from the options given below:
1. A and B only
2. C and D only
3. A and D only
4. B and C only
| A. | Lag phase, followed by phases of acceleration and deceleration and finally an asymptote. |
| B. | The ability to realise its innate potential to grow in number and reach enormous densities in short time. |
| C. | Exponential growth |
| D. | Logistic growth |
1. A and B only
2. C and D only
3. A and D only
4. B and C only
Subtopic: Population: Logistic Growth Model |
88%
Level 1: 80%+
NEET - 2024
Hints
An excited heavy nucleus \(^A_Z \mathrm{X}\) emits radiations in the following sequence:
\(^A_Z \mathrm{X}\rightarrow ^{A-4}_{Z-2}\mathrm{D_1}\rightarrow ^{A-4}_{Z-1}\mathrm{D_2}\rightarrow ^{A-8}_{Z-3}\mathrm{D_3}\rightarrow ^{A-8}_{Z-4}\mathrm{D_4}\rightarrow ^{A-8}_{Z-4}\mathrm{D_5}\)
where \(Z,A\) are the atomic and mass number of element \(\mathrm{X},\) respectively. The possible emitted particles or radiations in the sequence, respectively are:
\(^A_Z \mathrm{X}\rightarrow ^{A-4}_{Z-2}\mathrm{D_1}\rightarrow ^{A-4}_{Z-1}\mathrm{D_2}\rightarrow ^{A-8}_{Z-3}\mathrm{D_3}\rightarrow ^{A-8}_{Z-4}\mathrm{D_4}\rightarrow ^{A-8}_{Z-4}\mathrm{D_5}\)
where \(Z,A\) are the atomic and mass number of element \(\mathrm{X},\) respectively. The possible emitted particles or radiations in the sequence, respectively are:
| 1. | \(e^+, \alpha, e^-, \alpha , \gamma \) | 2. | \(e^-, \alpha, e^+, \alpha , \gamma \) |
| 3. | \(\alpha ,e^-, \alpha, e^+, \gamma \) | 4. | \(\alpha ,e^+, \alpha, e^-, \gamma \) |
Subtopic: Types of Decay |
65%
Level 2: 60%+
NEET - 2024
Hints
Given below are two statements:
| Statement I: | The energy of the \(\mathrm{He}^{+}\) ion in \(n=2\) state is same as the energy of H atom in \(n=1\) state. |
| Statement II: | It is possible to determine simultaneously the exact position and exact momentum of an electron in \(\mathrm{H}\) atom. |
| 1. | Both Statement I and Statement II are true |
| 2. | Both Statement I and Statement II are false |
| 3. | Statement I is true and Statement II is false |
| 4. | Statement I is false, and Statement II is true |
Subtopic: Bohr's Theory | Heisenberg Uncertainty Principle |
66%
Level 2: 60%+
NEET - 2024
Hints
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