Subtopic: Name Reaction |
From NCERT
NEET - 2024
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Which part of the human nephron is impermeable to water?
1. Proximal convoluted tubule
2. Distal convoluted tubule
3. Ascending limb of loop of Henle
4. Descending limb of loop of Henle
1. Proximal convoluted tubule
2. Distal convoluted tubule
3. Ascending limb of loop of Henle
4. Descending limb of loop of Henle
Subtopic: Function of the tubules |
85%
From NCERT
NEET - 2024
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The number of moles of \(\mathrm{MnO}_4^{-}\) being reduced to \(\mathrm{Mn}^{2+}\) under acidic conditions by \(4.517 \times 10^{24}\) electrons are:
| 1. | 1.5 moles | 2. | 7.5 moles |
| 3. | 2.5 moles | 4. | 5.0 moles |
Subtopic: Chemistry of Mn and Cr Compounds |
53%
From NCERT
NEET - 2024
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Identify the place(s) from the following where sacred groves are not found.
A. Aravalli Hills of Rajasthan.
B. Chanda and Bastar area of Madhya Pradesh.
C. Mudumalai Sanctuary in Tamil Nadu.
D. Khasi and Jaintia Hills in Meghalaya.
Choose the correct answer from the options given below:
A. Aravalli Hills of Rajasthan.
B. Chanda and Bastar area of Madhya Pradesh.
C. Mudumalai Sanctuary in Tamil Nadu.
D. Khasi and Jaintia Hills in Meghalaya.
Choose the correct answer from the options given below:
| 1. | A only | 2. | C only |
| 3. | B and C only | 4. | C and D only |
Subtopic: In Situ Conservation of Biodiversity |
78%
From NCERT
NEET - 2024
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Which of the following is the most preferred method for preparing pure alkyl chlorides from alcohols?
1. \(\mathrm{{R}-{OH}+{HCl} \xrightarrow{{ZnCl}_2} {R}-{Cl}+{H}_2 {O}}\)
2. \(\mathrm{{R}-{OH}+{PCl}_5 → {R}-{Cl}+{POCl}_3+{HCl}}\)
3. \(\mathrm{{R}-{OH}+{SOCl}_2 → {R}-{Cl}+{SO}_2+{HCl}}\)
4. \(\mathrm{{R}-{OH}+{PCl}_3 → {R}-{Cl}+{H}_3 {PO}_3}\)
1. \(\mathrm{{R}-{OH}+{HCl} \xrightarrow{{ZnCl}_2} {R}-{Cl}+{H}_2 {O}}\)
2. \(\mathrm{{R}-{OH}+{PCl}_5 → {R}-{Cl}+{POCl}_3+{HCl}}\)
3. \(\mathrm{{R}-{OH}+{SOCl}_2 → {R}-{Cl}+{SO}_2+{HCl}}\)
4. \(\mathrm{{R}-{OH}+{PCl}_3 → {R}-{Cl}+{H}_3 {PO}_3}\)
Subtopic: Introduction and Physical Properties |
86%
From NCERT
NEET - 2024
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In salt analysis, group V radicals \(\mathrm{(Ba^{2+}, Ca^{2+} ~and ~Sr^{2+} )}\) are precipitated as their carbonates by adding solid \(\mathrm{NH_4Cl}\) and excess of \(\mathrm{NH_4OH}\) solution followed by solid \(\mathrm{(NH_4)_2CO_3}\)
Choose the correct reagent used for the confirmation of \(\mathrm{Ca^{2+}}\) ion from the following:
Choose the correct reagent used for the confirmation of \(\mathrm{Ca^{2+}}\) ion from the following:
| 1. | Ammonium sulphate | 2. | Potassium chromate |
| 3. | Ammonium oxalate | 4. | Ammonium nitrate |
Subtopic: Detection of Cations |
55%
NEET - 2024
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In the following diagram of alimentary canal of cockroach, identify the labels A, B, C and D respectively.
| 1. | A-Gizzard, B-Crop, C-Malpighian tubules, D-Hepatic caeca |
| 2. | A-Oesophagus, B-Crop, C-salivary glands, D-Hepatic caeca |
| 3. | A-Crop, B-Gizzard, C-Hepatic caeca, D-Malpighian tubules |
| 4. | A-Gizzard, B-Hepatic caeca, C-Malpighian tubules, D- Cilia |
Subtopic: Cockroach: Digestive System |
86%
From NCERT
NEET - 2024
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The speed \((s)\) of a car as a function of time \((t)\) is shown figure, The distance travelled by the car in \(8\) seconds is:
| 1. | \(180~\text{m}\) | 2. | \(60~\text{m}\) |
| 3. | \(80~\text{m}\) | 4. | \(18~\text{m}\) |
Subtopic: Graphs |
81%
From NCERT
NEET - 2024
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Subtopic: Alkanes, Alkenes and Alkynes - Chemical Properties |
69%
From NCERT
NEET - 2024
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Match List-I with List-II
Choose the correct answer from the options given below:
1. A-I, B-III, C-II, D-IV
2. A-IV, B-III, C-II, D-I
3. A-III, B-II, C-IV, D-I
4. A-II, B-I, C-IV, D-III
| List-I | List-II | ||
| A. | Microscopic angiosperm | I. | Salvinia |
| B. | Tallest gymnosperm | II. | Marchantia |
| C. | Thalloid bryophyte | III. | Sequoia |
| D. | Heterosporous pteridophyte | IV. | Wolffia |
1. A-I, B-III, C-II, D-IV
2. A-IV, B-III, C-II, D-I
3. A-III, B-II, C-IV, D-I
4. A-II, B-I, C-IV, D-III
Subtopic: Bryophytes | Pteridophytes | Gymnosperms |
90%
From NCERT
NEET - 2024
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