The flowers of Amorphophallus provide safe place for the pollinator to lay eggs. This is an example of:
| 1. | Amensalism | 2. | Anemophily |
| 3. | Floral reward | 4. | Commensalism |
Subtopic: Pollination & Outbreeding Devices |
65%
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: 456849
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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: 456849
Read the following statements and find out the correct set of statements:
Choose the correct answer from the options given below:
| A. | Companion cells help in maintaining the pressure gradient in the sieve tubes. |
| B. | Gymnosperms lack vessels in their xylem |
| C. | The xylem vessels are devoid of cytoplasm |
| D. | Xylem fibres may be septate or aseptate |
| E. | A mature sieve element in phloem possesses cytoplasm, vacuole and nucleus. |
| 1. | B, C, D, E only | 2. | A, B, D, E only |
| 3. | A, B, C, D only | 4. | C, D, E only |
Subtopic: Complex Tissue: Xylem | Complex Tissue: Phloem |
72%
Level 2: 60%+
NEET - 2024
Hints
Which of the following statements are correct about respiration?
Choose the correct answer from the options given below:
| A. | Energy of oxidation-reduction is utilised for phosphorylation |
| B. | Oxygen acts as the final hydrogen acceptor |
| C. | The photo-oxidative energy is utilised for production of proton gradient required for phosphorylation |
| D. | The role of oxygen is limited to the terminal stage of the respiration process |
| E. | Protons cross the outer membrane of mitochondria through the channel formed by an integral membrane protein complex |
| 1. | A, B, C, E only | 2. | A, B, D only |
| 3. | B, C, D, E only | 4. | A, C, D only |
Subtopic: ETS |
53%
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. | DNA fingerprinting | I. | M. Meselson and F. Stahl |
| B. | Pneumococcus | II. | A Harshey and M. Chase |
| C. | E.coli | III. | F. Griffith |
| D. | Bacteriophage | IV. | Alec Jeffreys |
| 1. | A-IV, B-III, C-II, D-I | 2. | A-IV, B-III, C-I, D-II |
| 3. | A-II, B-III, C-I, D-IV | 4. | A-III, B-II, C-I, D-IV |
Subtopic: Miscellaneous |
76%
Level 2: 60%+
NEET - 2024
Hints
| Statement I: | The ground substance of bone is solid, pliable and resists compression. |
| Statement II: | The bone marrow of all bones is the site of production of blood cells. |
1. Both Statement I and Statement II are correct
2. Both Statement I and Statement II are incorrect.
3. Statement I is correct but Statement II is incorrect
4. Statement I is incorrect but Statement II is correct
Subtopic: Connective Tissue |
Level 3: 35%-60%
NEET - 2024
Hints
Arrange in a proper sequence the pathway of sperms from testis to outside in human male reproductive system.
Choose the correct answer from the options given below:
1. \(\mathrm{F} \rightarrow \mathrm{A} \rightarrow \mathrm{B} \rightarrow \mathrm{D} \rightarrow \mathrm{E} \rightarrow \mathrm{C}\)
2. \(\mathrm{C} \rightarrow \mathrm{A} \rightarrow \mathrm{B} \rightarrow \mathrm{D} \rightarrow \mathrm{F} \rightarrow \mathrm{E}\)
3. \(\mathrm{B} \rightarrow \mathrm{A} \rightarrow \mathrm{D} \rightarrow \mathrm{C} \rightarrow \mathrm{F} \rightarrow \mathrm{E}\)
4. \(\mathrm{C} \rightarrow \mathrm{B} \rightarrow \mathrm{D} \rightarrow \mathrm{F} \rightarrow \mathrm{A} \rightarrow \mathrm{E}\)
| A. | Vas deferens | B. | Rete testis |
| C. | Seminiferous tubules | D. | Vasa efferentia |
| E. | Urethra | F. | Epididymis |
1. \(\mathrm{F} \rightarrow \mathrm{A} \rightarrow \mathrm{B} \rightarrow \mathrm{D} \rightarrow \mathrm{E} \rightarrow \mathrm{C}\)
2. \(\mathrm{C} \rightarrow \mathrm{A} \rightarrow \mathrm{B} \rightarrow \mathrm{D} \rightarrow \mathrm{F} \rightarrow \mathrm{E}\)
3. \(\mathrm{B} \rightarrow \mathrm{A} \rightarrow \mathrm{D} \rightarrow \mathrm{C} \rightarrow \mathrm{F} \rightarrow \mathrm{E}\)
4. \(\mathrm{C} \rightarrow \mathrm{B} \rightarrow \mathrm{D} \rightarrow \mathrm{F} \rightarrow \mathrm{A} \rightarrow \mathrm{E}\)
Subtopic: Male Reproductive System |
81%
Level 1: 80%+
NEET - 2024
Hints
Match List-I with List-II:
Choose the correct answer from the options given below:
1. A-I, B-II, C-III, D-IV
2. A-III, B-IV, C-II, D-I
3. A-III, B-II, C-IV, D-I
4. A-II, B-III, C-IV, D-I
| List-I | List-II | ||
| A. | Tertiary consumer | I. | Grass |
| B. | Secondary consumer | II. | Lion |
| C. | Primary consumer | III. | Wolf |
| D. | Primary producer | IV. | Goat |
1. A-I, B-II, C-III, D-IV
2. A-III, B-IV, C-II, D-I
3. A-III, B-II, C-IV, D-I
4. A-II, B-III, C-IV, D-I
Subtopic: Ecological Flow |
87%
Level 1: 80%+
NEET - 2024
Hints
Given below are two statements:
In light of the above statements, choose the most appropriate answer from the options given below:
1. Both Statement I and Statement II are correct.
2. Both Statement I and Statement II are incorrect.
3. Statement I is correct but Statement II is incorrect
4. Statement I is incorrect but Statement II is correct.
| Statement I: | Bacterial infection by Bacillus thuringiensis can kill only caterpillar larvae. |
| Statement II: | B. thuringiensis cannot kill adult moths. |
1. Both Statement I and Statement II are correct.
2. Both Statement I and Statement II are incorrect.
3. Statement I is correct but Statement II is incorrect
4. Statement I is incorrect but Statement II is correct.
Subtopic: Microbes in Biocontrol Agent |
Level 4: Below 35%
NEET - 2024
Hints
Match List-I with List-II relating to major features of embryonic development at different timings of pregnancy:
Choose the correct answer from the options given below:
| List-I (No. of weeks) |
List-II (Major features) |
||
| A. | After 4 weeks of pregnancy | I. | Eye-lids separate and eyelashes are formed |
| B. | After 12 weeks of pregnancy | II. | Heart is formed |
| C. | After 24 weeks of pregnancy | III. | Limbs and digits are developed |
| D. | After 8 weeks of pregnancy | IV. | External genital organs are well developed |
| 1. | A-III, B-IV, C-I, D-II | 2. | A-II, B-I, C-III, D-IV |
| 3. | A-II, B-IV, C-I, D-III | 4. | A-III, B-IV, C-II, D-I |
Subtopic: Embryonic Development till Gastrulation | Fetal Development & Parturition |
82%
Level 1: 80%+
NEET - 2024
Hints
Match List-I with List-II:
Choose the correct answer from the options given below:
| List-I | List-II | ||
| A. | Saccharomyces cerevisiae | I. | Citric acid |
| B. | Aspergillus niger | II. | Butyric acid |
| C. | Trichoderma polysporum | III. | Ethanol |
| D. | Clostridium butylicum | IV. | Cyclosporin-A |
| 1. | A-III, B-I, C-IV, D-II | 2. | A-IV, B-II, C-III, D-I |
| 3. | A-III, B-IV, C-I, D-II | 4. | A-I, B-III, C-II, D-IV |
Subtopic: Chemicals, Enzymes & Other Bioactive Molecules |
92%
Level 1: 80%+
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: 456722
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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: 456722
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