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Q. No.Identify the incorrectly matched pair:
1.
Linus Pauling
Discovered the triple helix structure of collagen
2.
Rudolf Virchow
Omnis cellula-e-cellula
3.
Singer and Nicholson
Fluid mosaic model
4.
Georges Palade
First observed ribosome
Subtopic: Introduction to Botany | Introduction to Cell |
84%
From NCERT
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What type of chromosomes will not have a short and a long arm?
1. Acrocentric
2. Metacentric
3. Sub-metacentric
4. Both 1 and 2
1. Acrocentric
2. Metacentric
3. Sub-metacentric
4. Both 1 and 2
Subtopic: Nucleus: Chromosomes |
76%
From NCERT
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A bacterial cell has
1. a single chromosome and circular DNA
2. multiple chromosomes and circular DNA
3. a single chromosome and linear DNA
4. multiple chromosomes and liner DNA
1. a single chromosome and circular DNA
2. multiple chromosomes and circular DNA
3. a single chromosome and linear DNA
4. multiple chromosomes and liner DNA
Subtopic: Prokaryotic Cell Organisation |
83%
From NCERT
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NEET 2025 - Target Batch
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NEET 2025 - Target Batch
Identify the incorrect statement regarding mitochondria:
| 1. | The number of mitochondria per cell is same in all the cells of human body. |
| 2. | The inner membrane forms a number of infoldings called the cristae towards the matrix. |
| 3. | They divide by binary fission. |
| 4. | They are called as ‘power houses’ of the cell. |
Subtopic: Mitochondria |
93%
From NCERT
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A ribosome is made of:
1. rRNA and proteins
2. rRNA and carbohydrates
3. rRNa and mRNA
4. mRNa, tRNA and proteins
1. rRNA and proteins
2. rRNA and carbohydrates
3. rRNa and mRNA
4. mRNa, tRNA and proteins
Subtopic: Ribosome and Inclusion Bodies |
87%
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NEET 2025 - Target Batch
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Chromatin in a eukaryotic cell does not contain:
| 1. | DNA | 2. | Basic histones |
| 3. | Non-histone proteins | 4. | Polysachharides |
Subtopic: Nucleus: Chromosomes |
83%
From NCERT
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An elaborate network of filamentous proteinaceous structures present in the cytoplasm which helps in the maintenance of cell shape is called -
1. Endosplasmic Reticulum
2. Plasmalemma
3. Cytoskeleton
4. Thylakoid
Subtopic: Cytoskeleton |
93%
From NCERT
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NEET 2025 - Target Batch
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Like mitochondria, the chloroplasts:
| I: | have their own DNA |
| II: | have an analogous inner membrane |
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic: Plastids |
From NCERT
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Consider the two statements:
| Assertion (A): | The cells of testes and ovaries have abundance of Smooth Endoplasmic Reticulum. |
| Reason (R): | The cells of testes and ovaries secrete steroid hormones. |
| 1. | Both (A) and (R) are true and (R) correctly explains (A). |
| 2. | (A) is true but (R) is False. |
| 3. | Both (A) and (R) are true but the (R) does not explain (A). |
| 4. | (A) is false but Reason is true. |
Subtopic: Intro to Endomembrane System: Endoplasmic Reticulum | Endomembrane System | Endomembrane System (Endoplasmic Reticulum) |
85%
From NCERT
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Golgi apparatus:
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
| I: | is an important site of formation of glycoproteins and glycolipids. |
| II: | is not a part of the endomembrane system of a eukaryotic cell. |
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic: Golgi Apparatus |
92%
From NCERT
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