Which of the following is/are a surface structure of the bacterial cell but do not play a role in motility?
I. Flagella
II. Pili
III. Fimbriae
1.
Only I
2.
Only II
3.
Only II and III
4.
Only III
Subtopic: Prokaryotic Cell Organisation | Details of Prokaryotic Cell Structure |
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Level 1: 80%+
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All the following will be correct regarding mesosome in a bacterial cell except:
| 1. | They are differentiated form of cell membrane |
| 2. | They are essentially infoldings of cell membrane |
| 3. | They can be in the form of vesicles, tubules and lamellae |
| 4. | They contain photosynthetic pigments |
Subtopic: Prokaryotic Cell Organisation |
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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 Nicolson | Fluid mosaic model |
| 4. | Georges Palade | First observed ribosome |
Subtopic: Introduction to Botany | Introduction to Cell |
85%
Level 1: 80%+
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Single-membrane compartment found in plant cells and mainly functioning in the conversion of fat into sugars are:
1. Peroxisomes
2. Glyoxysomes
3. Lysosomes
4. Ribosomes
1. Peroxisomes
2. Glyoxysomes
3. Lysosomes
4. Ribosomes
Subtopic: Eukaryotic Cell Orgenelle |
71%
Level 2: 60%+
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Identify the incorrectly matched pair:
| 1. | Lysosomes | Acid hydrolases |
| 2. | Tonoplast | Membrane of vacuole |
| 3. | Amyloplasts | Store oils and fats |
| 4. | Golgi apparatus | Synthesis of glycoproteins and glycolipids |
Subtopic: Plastids |
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Level 1: 80%+
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Which part of the endomembranous system of a eukaryotic cell is rich in acid hydrolases?
1. Peroxisome
2. Lysosome
3. Vacuole
4. Golgi apparatus
1. Peroxisome
2. Lysosome
3. Vacuole
4. Golgi apparatus
Subtopic: Lysosomes |
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Level 1: 80%+
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In a plant cell:
| 1. | there are multiple vacuoles, each small in size |
| 2. | centrioles play prominent role in organization of microtubules |
| 3. | cytokinesis occurs through cleavage furrow |
| 4. | Secondary cell wall is formed on the inner [towards membrane] side of the cell |
Subtopic: Cell Wall |
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Level 2: 60%+
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Cells in the human body that secrete products like lipids and steroids are likely to have an abundance of:
| 1. | Smooth endoplasmic reticulum |
| 2. | Rough endoplasmic reticulum |
| 3. | Lysosomes |
| 4. | Mitochondria |
Subtopic: Intro to Endomembrane System: Endoplasmic Reticulum | Endomembrane System (Endoplasmic Reticulum) |
93%
Level 1: 80%+
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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%
Level 2: 60%+
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Fimbriae in bacterial cells:
| 1. | play an important role in motility |
| 2. | attach the cell to the rocks in a stream and also to the host tissues |
| 3. | provide surface area for the location of enzymes |
| 4. | form a tube like structure for passage of DNA during bacterial conjugation |
Subtopic: Prokaryotic Cell Organisation | Details of Prokaryotic Cell Structure |
87%
Level 1: 80%+
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