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Q. No.A ribosome is made of:
1.
rRNA and proteins
2.
rRNA and carbohydrates
3.
rRNa and mRNA
4.
mRNa, tRNA and proteins
Subtopic: Ribosome and Inclusion Bodies |
88%
Level 1: 80%+
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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%
Level 1: 80%+
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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%
Level 1: 80%+
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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 |
91%
Level 1: 80%+
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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 |
Subtopic: Prokaryotic Cell Organisation |
82%
Level 1: 80%+
Hints
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%
Level 2: 60%+
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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 |
85%
Level 1: 80%+
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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 |
Level 3: 35%-60%
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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 (R) does not explain (A). |
| 4. | (A) is False but (R) is True. |
Subtopic: Intro to Endomembrane System: Endoplasmic Reticulum | Endomembrane System | Endomembrane System (Endoplasmic Reticulum) |
85%
Level 1: 80%+
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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%
Level 1: 80%+
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