Which component of the endomembrane system of a eukaryotic cell is frequently observed in cells involved in protein synthesis and secretion?
1.
Rough endoplasmic reticulum
2.
Golgi complex
3.
Smooth endoplasmic reticulum
4.
Chloroplasts
Subtopic: Â Endomembrane System (Endoplasmic Reticulum) |
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Level 1: 80%+
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A characteristic 9 + 2 arrangement of axonemal microtubules is seen in:
1. Cilia and flagella
2. Centriole
3. Filaments in axons of neurons
4. Actin myofilaments
1. Cilia and flagella
2. Centriole
3. Filaments in axons of neurons
4. Actin myofilaments
Subtopic: Â Cytoskeleton |
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Level 1: 80%+
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Identify the incorrectly matched pair:
| 1. | Lysosomes | Carry acid hydrolases |
| 2. | Ribosomes | Double membrane bound cell organelles |
| 3. | Golgi apparatus | Important site of formation of glycoproteins and glycolipids |
| 4. | Amyloplasts | Plastids that store carbohydrates |
Subtopic: Â Plastids |Â Golgi Apparatus |Â Lysosomes |Â Ribosome and Inclusion Bodies |Â Endomembrane System (Lysosomes) |
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Level 1: 80%+
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The middle lamella in plant cells:
| 1. | is mainly made up of silica |
| 2. | holds or glues the different neighbouring cells together |
| 3. | is never traversed by plasmodesmata |
| 4. | is primarily composed of proteins |
Subtopic: Â Cell Wall |
 92%
Level 1: 80%+
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Match List - I with List - II.
| List - I | List - II | ||
| (a) | Metacentric chromosome | (i) | Centromere situated close to the end forming one extremely short and one very long arms |
| (b) | Acrocentric chromosome | (ii) | Centromere at the terminal end |
| (c) | Sub-metacentric | (iii) | Centromere in the middle forming two equal arms of chromosomes |
| (d) | Telocentric chromosome | (iv) | Centromere slightly away from the middle forming one shorter arm and one longer arm |
Choose the correct answer from the options given below:
| (a) | (b) | (c) | (d) | |
| 1. | (i) | (ii) | (iii) | (iv) |
| 2. | (iii) | (i) | (iv) | (ii) |
| 3. | (i) | (iii) | (ii) | (iv) |
| 4. | (ii) | (iii) | (iv) | (i) |
Subtopic: Â Nucleus: Chromosomes |
 88%
Level 1: 80%+
NEET - 2022
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Given 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: | Mycoplasma can pass through less than 1 micron filter size. |
| Statement II: | Mycoplasma are bacteria with cell walls. |
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: Â Prokaryotic Cell Organisation |
 81%
Level 1: 80%+
NEET - 2022
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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: Â Endomembrane System |Â Endomembrane System (Endoplasmic Reticulum) |
 86%
Level 1: 80%+
NEET - 2022
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Given below are two statements:
| Statement I: | Membrane-bound organelles of the endomembrane system coordinate cellular functions. |
| Statement II: | Mitochondria and chloroplasts are not considered a part of the endomembrane system. |
In the light of the above statements, choose the most appropriate answer from the options given below :
| 1. | Statement I is correct but Statement II is incorrect. |
| 2. | Statement I is incorrect but Statement II is correct. |
| 3. | Both Statement I and Statement II are correct. |
| 4. | Both Statement I and Statement II are incorrect. |
Subtopic: Â Endomembrane System |
 83%
Level 1: 80%+
NEET - 2022
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Match List-I with List-II
| List-I | List-II | ||
| (a) | Chromoplasts | (i) | Proteins |
| (b) | Amyloplasts | (ii) | Oil and fats |
| (c) | Elaioplasts | (iii) | Starch |
| (d) | Aleuroplasts | (iv) | Carotene |
Choose the correct answer from the option given below
| (a) | (b) | (c) | (d) | |
| 1. | (iv) | (i) | (iii) | (ii) |
| 2. | (iv) | (iii) | (ii) | (i) |
| 3. | (iv) | (ii) | (iii) | (i) |
| 4. | (iv) | (iii) | (i) | (ii) |
Subtopic: Â Plastids |
 89%
Level 1: 80%+
NEET - 2022
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The Golgi apparatus has a polarity or sidedness to its structure and function. Which of the following statements correctly describes this polarity?
| 1. | Transport vesicles fuse with one side of the Golgi and leave from the opposite side. |
| 2. | Proteins in the membrane of the Golgi may be sorted and modified as they move from one side of the Golgi to the other. |
| 3. | Lipids in the membrane of the Golgi may be sorted and modified as they move from one side of the Golgi to the other. |
| 4. | All of the above correctly describe polar characteristics of the Golgi function. |
Subtopic: Â Golgi Apparatus |
 72%
Level 2: 60%+
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