Carotenoid pigments are found in:
I: | Chloroplasts |
II: | Chromoplasts |
III: | Leucoplasts |
1. Only I
2. Only I and II
3. Only II
4. I, II and III
Fat soluble pigments like xanthophylls are present in:
1. Chromoplasts
2. Aleuroplasts
3. Elaioplasts
4. Amyloplasts
Which of the following organelles is not correctly matched with its feature?
Organelle | Feature | |
1. | Smooth endoplasmic reticulum | Synthesis of steroidal hormones in animals |
2. | Golgi apparatus | Formation of glycoproteins and glycolipids |
3. | Lysosomes | Rich in alkaline hydrolases |
4. | Elaioplasts | Store oils and fats |
Choose the correct statements –
I: | Mitochondria and Chloroplast transfer energy. |
II: | Mitochondrion is a power-house of cell as it produces most of the cellular ATP. |
III: | Mitochondria and chloroplast are found in all eukaryotic cells. |
IV: | Mitochondria are the sites of anaerobic respiration. |
V: | The matrix of mitochondria posses a single linear DNA, many RNA molecules, 80S ribosomes. |
1. IV and V
2. I, II
3. II, IV and V
4. III and V
Select the incorrect match
1. | Elaioplast - Oil and fats storage |
2. | Amyloplast - Carbohydrate storage |
3. | Proteinoplast - Protein storage |
4. | Aleuroplast - Starch storage |
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) |
The two types of cellular organelles that transform energy are:
1. | Chromoplasts and Leucoplasts |
2. | Mitochondria and Chloroplasts |
3. | Mitochondria and Endoplasmic reticulum |
4. | Chloroplasts and Golgi apparatus |
In the given diagram of chloroplast, enzymes required for the synthesis of carbohydrates and proteins are located in:
1. | A | 2. | B |
3. | C | 4. | D |
Select the wrong statement from the following:
1. | both chloroplasts and mitochondria contain an inner and an outer membrane |
2. | both chloroplasts and mitochondria have an internal compartment, the thylakoid space bounded by the thylakoid membrane |
3. | both chloroplasts and mitochondria contain DNA |
4. | the chloroplasts are generally much larger than mitochondria |
Chloroplast differs from mitochondria in
1. | Having circular DNA and 70S ribosomes |
2. | Phase of division or duplication during cell cycle |
3. | Having porins in outer membrane |
4. | Having enzymes for carbohydrate synthesis in stroma |