Q. No.Acid hydrolases are found in a single membrane bound organelle called:
1. Glyoxysome
2. Lysosome
3. Peroxisome
4. Ribosome
A single membrane, tonoplast, binds the:
| 1. Inclusion bodies | 2. Polysomes |
| 3. Vacuoles | 4. Lysosomes |
Which of the following organelles in a eukaryotic cell can only be seen after staining with vital dye?
| 1. Mitochondria | 2. Chloroplasts |
| 3. Nucleus | 4. Endoplasmic reticulum |
All the following are located in the mitochondrial matrix except:
1. Single circular DNA molecule
2. Proteins of electron transport chain
3. 70 S ribosomes
4. Enzymes of Kreb’s cycle
The types of plastids that store oils and fats are:
| 1. Leucoplasts | 2. Amyloplasts |
| 3. Elaioplasts | 4. Aleuroplasts |
Identify the incorrect statement regarding chloroplasts:
| 1. | They are double membrane bound organelles |
| 2. | Inner chloroplast membrane is relatively more permeable |
| 3. | Chlorophyll pigments are present in the thylakoids |
| 4. | Stroma contains enzymes required for synthesis of carbohydrates and proteins |
What is true regarding the structure of ribosomes?
| 1. | They are made of rRNA and proteins and are enclosed by a single membrane |
| 2. | They are made of rRNA and carbohydrates and are enclosed by a single membrane |
| 3. | They are made of rRNA and carbohydrates and are not enclosed by any membrane |
| 4. | They are made of rRNA and proteins and are not enclosed by any membrane |
The arrangement of axonemal microtubules in cilia and flagella is regarded as:
| 1. | 9 + 0 | 2. | 9 + 1 |
| 3. | 9 + 2 | 4. | 9 + 9 |
Both cilium and flagellum emerge from centriole-like structure called the:
| 1. | Centrosome | 2. | Centromere |
| 3. | Blepharoplast | 4. | Basal body |
The given diagram shows the ultra-structure of:
1. Centriole
2. Cilium
3. Flagellum
4. Centrosome
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