In the nervous system of lower invertebrates such as Hydra, neural organization is primarily structured as a:
1. Centralized nervous system with brain and ganglia
2. Network of neurons without central processing
3. Reflex arc mechanism only
4. Diffused arrangement of sensory and motor neurons
1. Centralized nervous system with brain and ganglia
2. Network of neurons without central processing
3. Reflex arc mechanism only
4. Diffused arrangement of sensory and motor neurons
Subtopic: Nervous System |
67%
Level 2: 60%+
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Select the correct group/set of Australian Marsupials exhibiting adaptive radiation.
| 1. | Lemur, Anteater, Wolf |
| 2. | Tasmanian wolf, Bobcat, Marsupial mole |
| 3. | Numbat, Spotted cuscus, Flying phalanger |
| 4. | Mole, Flying squirrel, Tasmanian tiger cat |
Subtopic: Concept of Organic Evolution: Evidence |
62%
Level 2: 60%+
NEET - 2023
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Which of the following statements are correct regarding female reproductive cycle?
Choose the most appropriate answer from the options given below:
| A. | In non-primate mammals, cyclical changes during reproduction are called oestrus cycle. |
| B. | First menstrual cycle begins at puberty and is called menopause. |
| C. | Lack of menstruation may be indicative of pregnancy. |
| D. | Cyclic menstruation extends between menarche and menopause. |
| 1. | A, C and D only | 2. | A and D only |
| 3. | A and B only | 4. | A, B and C only |
Subtopic: Menstrual Cycle: Pre Ovulatory Phase | Menstrual Cycle: Luteal Phase |
89%
Level 1: 80%+
NEET - 2023
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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): | Endometrium is necessary for implantation of blastocyst. |
| Reason (R): | In the absence of fertilization, the corpus luteum degenerates that causes disintegration of endometrium. |
| 1. | (A) is False but (R) is True. |
| 2. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 3. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 4. | (A) is True but (R) is False. |
Subtopic: Introduction to Menstrual Cycle: 1 | Menstrual Cycle: Pre Ovulatory Phase | Menstrual Cycle: Luteal Phase |
63%
Level 2: 60%+
NEET - 2023
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Match List-I with List-II
Choose the correct answer from the options given below:
| List-I | List-II | ||
| A. | Heroin | I. | Effect on cardiovascular system |
| B. | Marijuana | II. | Slows down body function |
| C. | Cocaine | III. | Painkiller |
| D. | Morphine | IV. | Interferes with transport of dopamine |
| Options: | A | B | C | D |
| 1. | III | IV | I | II |
| 2. | II | I | IV | III |
| 3. | I | II | III | IV |
| 4. | IV | III | II | I |
Subtopic: Drugs & Alcohol Abuse |
84%
Level 1: 80%+
NEET - 2023
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Subtopic: Human Genome Project | DNA Fingerprinting |
80%
Level 1: 80%+
NEET - 2023
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Consider the given two statements:
| Statement I: | Electron transport chain is located in the outer mitochondrial membrane. |
| Statement II: | NADH and FADH2 donate electrons to the electron transport chain. |
| 1. | Statement I is correct; Statement II is correct |
| 2. | Statement I is correct; Statement II is incorrect |
| 3. | Statement I is incorrect; Statement II is correct |
| 4. | Statement I is incorrect; Statement II is incorrect |
Subtopic: ETS |
73%
Level 2: 60%+
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Which one of the following techniques does not serve the purpose of early diagnosis of a disease for its early treatment?
| 1. | Enzyme Linked Immuno-Sorbent Assay (ELISA) technique |
| 2. | Recombinant DNA Technology |
| 3. | Serum and Urine analysis |
| 4. | Polymerase Chain Reaction (PCR) technique |
Subtopic: Molecular Diagnosis |
80%
Level 1: 80%+
NEET - 2023
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Given below are two statements:
In the light of the above statements, choose the correct answer from the options given below:
| Statement I: | RNA mutates at a faster rate. |
| Statement II: | Viruses having RNA genome and shorter life span mutate and evolve faster. |
| 1. | Statement I is false but Statement II is true. |
| 2. | Both Statement I and Statement II are true. |
| 3. | Both Statement I and Statement II are false. |
| 4. | Statement I is true but Statement II is false. |
Subtopic: DNA vs RNA as Genetic Material |
92%
Level 1: 80%+
NEET - 2023
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Match List-I with List-II
Choose the correct answer from the options given below:
| List-I | List-II | ||
| A. | CCK | I. | Kidney |
| B. | GIP | II. | Heart |
| C. | ANF | III. | Gastric gland |
| D | ADH | IV. | Pancreas |
| Options: | (a) | (b) | (c) | (d) |
| 1. | IV | II | III | I |
| 2. | IV | III | II | I |
| 3. | III | II | IV | I |
| 4. | II | IV | I | III |
Subtopic: Hormones of Heart, Kidney and Gastrointestinal Tract |
87%
Level 1: 80%+
NEET - 2023
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