Give below are two statements:
In the light of the above statements, choose the most appropriate answer from the options given below:
1. Statement I is incorrect but Statement II is correct.
2. Both Statement I and Statement II are correct.
3. Both Statement I and Statement II are incorrect.
4. Statement I is correct but Statement II is incorrect.
| Statement I: | Restriction endonucleases recognise specific sequence to cut DNA known as palindromic nucleotide sequence. |
| Statement II: | Restriction endonucleases cut the DNA strand a little away from the centre of the Palindromic site. |
In the light of the above statements, choose the most appropriate answer from the options given below:
1. Statement I is incorrect but Statement II is correct.
2. Both Statement I and Statement II are correct.
3. Both Statement I and Statement II are incorrect.
4. Statement I is correct but Statement II is incorrect.
Subtopic: Restriction Enzymes - Main Enzymes |
86%
Level 1: 80%+
NEET - 2022
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How many of the given pairs are correctly matched?
1. 0
2. 1
3. 2
4. 3
| I: | Fungi: Saprotrophs |
| II: | Lichens: Mutualism |
| III: | Malarial parasite in human RBC-commensal |
2. 1
3. 2
4. 3
Subtopic: Kingdom Fungi: Introduction | Lichens |
66%
Level 2: 60%+
Please attempt this question first.
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Please attempt this question first.
Identify the microorganism which is responsible for the production of an immunosuppressive molecule cyclosporin A:
1. Streptococcus cerevisiae
2. Trichoderma polysporum
3. Clostridium butylicum
4. Aspergillus niger
1. Streptococcus cerevisiae
2. Trichoderma polysporum
3. Clostridium butylicum
4. Aspergillus niger
Subtopic: Industrial Products, Beverages & Antibiotics |
92%
Level 1: 80%+
NEET - 2022
Hints
Which of the following is a correct match for disease and its symptoms?
| 1. | Muscular dystrophy | An auto immune disorder causing progressive degeneration of skeletal muscle |
| 2. | Arthritis | Inflamed joints |
| 3. | Tetany | high Ca2+ level causing rapid spasms. |
| 4. | Myasthenia gravis | Genetic disorder resulting in weakening and paralysis of skeletal muscle |
Subtopic: Disorders of Muscular and Skeletal System |
72%
Level 2: 60%+
NEET - 2022
Hints
Which of the following statements concerning the Endoplasmic Reticulum is incorrect?
| 1. | SER are the sites for lipid synthesis |
| 2. | RER has ribosomes attached to ER |
| 3. | SER is devoid of ribosomes |
| 4. | In prokaryotes, only RER is present |
Subtopic: Endomembrane System | Endomembrane System (Endoplasmic Reticulum) |
86%
Level 1: 80%+
NEET - 2022
Hints
Given below are two statements:
In the light of the above statements, choose the most appropriate answer from the option given below :
1. Statement I is incorrect but Statement II is correct.
2. Both Statement I and Statement II are correct.
3. Both Statement I and Statement II are incorrect.
4. Statement I is correct but Statement II is incorrect.
| Statement I: | The release of sperms into the seminiferous tubules is called spermiation. |
| Statement II: | Spermiogenesis is the process of formation of sperms from spermatogonia. |
1. Statement I is incorrect but Statement II is correct.
2. Both Statement I and Statement II are correct.
3. Both Statement I and Statement II are incorrect.
4. Statement I is correct but Statement II is incorrect.
Subtopic: Seminiferous Tubules & Spermatogenesis |
Level 3: 35%-60%
NEET - 2022
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In an E.coli strain i gene gets mutated and its product cannot bind the inducer molecule. If growth medium is provided with lactose, what will be the outcome ?
1. RNA polymerase will bind the promoter region
2. Only z gene will get transcribed
3. z, y, a genes will be transcribed
4. z, y, a genes will not be translated
1. RNA polymerase will bind the promoter region
2. Only z gene will get transcribed
3. z, y, a genes will be transcribed
4. z, y, a genes will not be translated
Subtopic: Gene Regulation: Lac Operon |
Level 3: 35%-60%
NEET - 2022
Hints
Tegmina in cockroach, arises from :
| 1. Prothorax and Mesothorax | 2. Prothorax |
| 3. Mesothorax | 4. Metathorax |
Subtopic: Cockroach: Intro & External Morphology |
73%
Level 2: 60%+
NEET - 2022
Hints
In which of the following animals, the digestive tract has additional chambers like crop and gizzard?
1. Pavo, Psittacula, Corvus
2. Corvus, Columba, Chameleon
3. Bufo, Balaenoptera, Bangarus
4. Catla, Columba, Crocodilus
1. Pavo, Psittacula, Corvus
2. Corvus, Columba, Chameleon
3. Bufo, Balaenoptera, Bangarus
4. Catla, Columba, Crocodilus
Subtopic: Study of Aves & Mammals |
81%
Level 1: 80%+
NEET - 2022
Hints
Which of the following statements are true for spermatogenesis but do not hold true for Oogenesis?
Choose the most appropriate answer from the option given below:
| (a) | It results in the formation of haploid gametes. |
| (b) | Differentiation of gamete occurs after the completion of meiosis. |
| (c) | Meiosis occurs continuously in a mitotically dividing stem cell population. |
| (d) | It is controlled by the Luteinising hormone (LH) and Follicle Stimulating Hormone (FSH) secreted by the anterior pituitary. |
| (e) | It is initiated at puberty. |
| 1. | (b), (c), and (e) only | 2. | (c) and (e) only |
| 3. | (b) and (c) only | 4. | (b), (d) and (e) only |
Subtopic: Seminiferous Tubules & Spermatogenesis | oogenesis |
Level 3: 35%-60%
NEET - 2022
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