- 1(current)
Q. No.Mitochondria and chloroplast are:
Which one of the following options is correct?
| I: | semi-autonomous organelles. |
| II: | formed by the division of pre-existing organelles and they contain DNA but lack protein-synthesizing machinery. |
Which one of the following options is correct?
1. II is true but I is false
2. I is true but II is false
3. Both I and II are false
4. Both I and II are correct
2. I is true but II is false
3. Both I and II are false
4. Both I and II are correct
Subtopic: Plastids | Mitochondria |
63%
Level 2: 60%+
NEET - 2016
Hints
Which one of the following cellular parts is correctly described?
| 1. | Centrioles - sites for active RNA synthesis |
| 2. | Ribosomes - those on chloroplasts are larger (80s) while those in the cytoplasm are smaller (70s) |
| 3. | Lysosomes - optimally active at a pH of about 8.5 |
| 4. | Thylakoids - flattened membranous sacs forming the grana of chloroplasts |
Subtopic: Plastids |
89%
Level 1: 80%+
AIPMT - 2012
Hints
Match the following and select the correct answer:
| Column I | Column II | ||
| (a) | Centriole | (i) | Infoldings in mitochondria |
| (b) | Chlorophyll | (ii) | Thylakoids |
| (c) | Cristae | (iii) | Nucleic acids |
| (d) | Ribozymes | (iv) | Basal body of cilia or flagella |
1. A-iv, B-ii, C-i, D-iii
2. A-i, B-ii, C-iv, D-iii
3. A-i, B-iii, C-ii, D-iv
4. A-iv, B-iii, C-i, D-ii
Subtopic: Plastids | Mitochondria | Cilia & Flagella |
90%
Level 1: 80%+
AIPMT - 2014
Hints
Given below are two statements:
In the light of the above statements, choose the most appropriate answer from the options given below:
| Statement I: | Mitochondria and chloroplasts are both double membrane bound organelles. |
| Statement II: | Inner membrane of mitochondria is relatively less permeable, as compared to chloroplast. |
In the light of the above statements, choose the most appropriate answer from the options given below:
| 1. | Both Statement I and Statement II are incorrect. |
| 2. | Statement I is correct but Statement II is incorrect. |
| 3. | Statement I is incorrect but Statement II is correct. |
| 4. | Both Statement I and Statement II are correct. |
Subtopic: Plastids | Mitochondria |
55%
Level 3: 35%-60%
NEET - 2024
Hints
The organelles in a eukaryotic cell that have their own genome are:
| 1. | RER and SER |
| 2. | Mitochondria and chloroplasts |
| 3. | Plasmids and plastids |
| 4. | Nucleus and ribosomes |
Subtopic: Plastids | Mitochondria |
91%
Level 1: 80%+
Please attempt this question first.
Hints
Please attempt this question first.
In the sectional view of chloroplast shown below, the location of enzymes required for the synthesis of carbohydrates and proteins, is shown by the letter:
1. A
2. B
3. C
4. D
1. A2. B
3. C
4. D
Subtopic: Plastids |
78%
Level 2: 60%+
Please attempt this question first.
Hints
Please attempt this question first.
Identify the incorrectly matched pair:
1. Only I
2. Only II, III and IV
3. None, all are correctly matched
4. Only III and IV
| I | Chloroplasts | contain chlorophyll and carotenoid pigments |
| II | Amyloplasts | store carbohydrates |
| III | Elaioplasts | store oils and fats |
| IV | Aleuroplasts | store proteins |
2. Only II, III and IV
3. None, all are correctly matched
4. Only III and IV
Subtopic: Plastids |
87%
Level 1: 80%+
Please attempt this question first.
Hints
Please attempt this question first.
Identify the incorrectly matched pair:
| Structure | Size range | |
| 1. | Perinuclear space | 10 – 50 nm |
| 2. | Length of chloroplasts | 2 – 5 µm |
| 3. | Typical eukaryotic cell | 10 – 20 µm |
| 4. | Typical bacterium | 1 – 2 µm |
Subtopic: Plastids |
62%
Level 2: 60%+
Please attempt this question first.
Hints
Please attempt this question first.
- 1(current)
Q. No.
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