Match List-I with List-II:
Choose the correct answer from the options given below:
1. A-III, B-I, C-IV, D-II
2. A-III, B-IV, C-I, D-II
3. A-III, B-I, C-II, D-IV
4. A-I, B-II, C-III, D-IV
| List-I | List-II | ||
| A. | Parathyroid hormone | I. | Flight or fight response |
| B. | Epinephrine and Nor-epinephrine | II. | Regulates the body's biological clock |
| C. | Thyroid stimulating hormone | III. | Increases blood \(\)Ca2+ level |
| D. | Melatonin | IV. | Synthesis of \(\text{T}_3~ \text{and} ~\text{T}_4\) hormones |
Choose the correct answer from the options given below:
1. A-III, B-I, C-IV, D-II
2. A-III, B-IV, C-I, D-II
3. A-III, B-I, C-II, D-IV
4. A-I, B-II, C-III, D-IV
Subtopic: Adenohypophysis & Hypothalamus | Parathyroid | Adrenal Medulla | Pineal Gland |
90%
Level 1: 80%+
NEET - 2024
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The catalytic cyclic of an enzyme action is described as:
1. \(\mathrm C \rightarrow \mathrm B \rightarrow \mathrm A \rightarrow \mathrm D\)
2. \(\mathrm{C} \rightarrow \mathrm{B} \rightarrow \mathrm{D} \rightarrow \mathrm{A}\)
3. \(\mathrm B \rightarrow \mathrm C \rightarrow \mathrm D \rightarrow \mathrm A\)
4. \(\mathrm D \rightarrow \mathrm C \rightarrow \mathrm A \rightarrow \mathrm B\)
| A. | Enzyme releases products of the reaction and gets free. |
| B. | Substrate induces the enzyme to alter its shape. |
| C. | The substrate binds with the active site of the enzyme. |
| D. | Enzymes-product complex is formed. |
2. \(\mathrm{C} \rightarrow \mathrm{B} \rightarrow \mathrm{D} \rightarrow \mathrm{A}\)
3. \(\mathrm B \rightarrow \mathrm C \rightarrow \mathrm D \rightarrow \mathrm A\)
4. \(\mathrm D \rightarrow \mathrm C \rightarrow \mathrm A \rightarrow \mathrm B\)
Subtopic: Enzyme Catalysis |
77%
Level 2: 60%+
NEET - 2024
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Match List-I with List-II:
Choose the correct answer from the options given below:
| List-I (Biological Name) |
List-II (Common name) |
||
| A. | Asterias | I. | Sea urchin |
| B. | Antedon | II. | Brittle star |
| C. | Echinus | III. | Sea lily |
| D. | Ophiura | IV. | Star fish |
Choose the correct answer from the options given below:
| 1. | A-III, B-IV, C-II, D-I |
| 2. | A-IV, B-III, C-I, D-II |
| 3. | A-II, B-III, C-I, D-IV |
| 4. | A-I, B-II, C-IV, D-III |
Subtopic: Phylum Echinodermata |
88%
Level 1: 80%+
NEET - 2024
Hints
Given below is a list of some sexually reproducing animals. Select the hermaphrodite animals from the list.
Choose the correct answer from the options given below:
| A. | Cockroach | B. | Leech |
| C. | Housefly | D. | Tapeworm |
| E. | Earthworm | ||
| 1. | A, B and D only | 2. | C and D only |
| 3. | B, D and E only | 4. | A, C and E only |
Subtopic: Phylum Ctenophora | Phylum Annelida | Phylum Platyhelminthes |
74%
Level 2: 60%+
NEET - 2024
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Match List-I with List-II:
Choose the correct answer from the options given below:
| List-I (Cell Cycle) | List-II (Events) | ||
| A. | \(G_1\) phase | I. | Cell is metabolically active but no proliferation until required |
| B. | S phase | II. | Replication of DNA |
| C. | \(G_0\) stage | III. | Synthesis of proteins |
| D. | \(G_2\) phase | IV. | Cell is metabolically active and grows continuously |
| 1. | A-I, B-II, C-IV,D-III | 2. | A-IV, B-II, C-I, D-III |
| 3. | A-II, B-IV, C-I, D-III | 4. | A-I, B-III, C-II, D-IV |
Subtopic: Intro to Cell Cycle & Interphase |
86%
Level 1: 80%+
NEET - 2024
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Given below are two statements : One is labelled as Assertion (A) and the other is labelled as Reason (R).
In the light of the above statements, choose the correct answer from the options given below:
| Assertion (A): | Connell's elegant field experiment showed that on the rocky sea, the larger and competitively superior barnacles dominate the intertidal area and exclude the smaller barnacles from that area. |
| Reason (R): | Generally, herbivores and plants appear to be more adversely affected by competition than carnivores. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A) |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A) |
| 3. | (A) is True but (R) is False. |
| 4. | (A) is False but (R) is True. |
Subtopic: Population Interactions: Competition |
73%
Level 2: 60%+
NEET - 2024
Sorry!! currently, the explanation for the question is not provided. If you need further help, please email at support@neetprep.com with subject: Explanation Missing for Question Id: 456895
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Sorry!! currently, the explanation for the question is not provided. If you need further help, please email at support@neetprep.com with subject: Explanation Missing for Question Id: 456895
Given below are two statements:
In the light of the above statements, choose the correct answer from the options given below:
1. Both Statement I and Statement II are True.
2. Both Statement I and Statement II are False.
3. Statement I is True but Statement II is False.
4. Statement I is False but Statement II is True.
| Statement I: | Degeneration of corpus luteum in the absence of fertilization is the cause for disintegration of endometrium. |
| Statement II: | Cyclic menstruation indicates normal reproductive phase in human females and extends between menarche and menopause. |
1. Both Statement I and Statement II are True.
2. Both Statement I and Statement II are False.
3. Statement I is True but Statement II is False.
4. Statement I is False but Statement II is True.
Subtopic: Menstrual Cycle: Luteal Phase | Menstrual Cycle |
88%
Level 1: 80%+
NEET - 2024
Hints
Match List-I with List-II:
Choose the correct answer from the options given below:
| List-I (Cockroach) |
List-II (Term Used) |
||
| A. | Metamorphosis | I. | Ommatidia |
| B. | Brain | II. | Paurometabolous |
| C. | Vision | III. | Spiracles |
| D. | Respiration | IV. | Supra oesophageal ganglion |
| 1. | A-II, B-I, C-IV, D-III |
| 2. | A-I, B-III, C-IV, D-II |
| 3. | A-III, B-II, C-I, D-IV |
| 4. | A-II, B-IV, C-I, D-III |
Subtopic: Frogs: Anatomy (Respiratory System) | Frogs: Anatomy (Nervous System) |
87%
Level 1: 80%+
NEET - 2024
Hints
With regard to hormones, identify the correct statements.
Choose the most appropriate answer from the options given below:
| A. | Epinephrine is a peptide hormone. |
| B. | Progesterone is a peptide hormone. |
| C. | Hormones that interact with membrane bound receptors normally do not enter the target cell, but generate second messengers. |
| D. | Hormones that interact with intracellular receptors mostly regulate gene expression. |
| E. | Insulin is an amino acid derivative hormone. |
| 1. | A and B only | 2. | C and E only |
| 3. | C and D only | 4. | B and C only |
Subtopic: Mechanism of Hormone Action |
72%
Level 2: 60%+
NEET - 2024
Hints
In humans, the process of respiration involves the following steps:
Choose the correct sequence of steps from the options given below:
| A. | Diffusion of gases across alveolar membrane |
| B. | Diffusion of gases between blood and tissues |
| C. | Transport of gases by blood |
| D. | Utilisation of \(O_2\) by the cells for catabolic reactions |
| E. | Breathing or pulmonary ventilation |
| 1. | A →E→B→C→D | 2. | C →E→A→B→D |
| 3. | B →D→C→E→A | 4. | E →A→C→B→D |
Subtopic: Respiratory Organs |
89%
Level 1: 80%+
NEET - 2024
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