Q. No.Match List - I with List - II
| List -I | List - II | ||
| a. | Cristae | i. | Primary constriction in chromosome |
| b. | Thylakoids | ii. | Disc-shaped sacs in Golgi apparatus |
| c. | Centromere | iii. | Infoldings in mitochondria |
| d. | Cisternae | iv. | Flattened membranous sacs in stroma of plastids |
Choose the correct answer from the options given below:
| (a) | (b) | (c) | (d) | |
| 1. | (iii) | (iv) | (i) | (ii) |
| 2. | (ii) | (iii) | (iv) | (i) |
| 3. | (iv) | (iii) | (ii) | (i) |
| 4. | (i) | (iv) | (iii) | (ii) |
Which of the following cell organelles is responsible for extracting energy from carbohydrates to form ATP?
1. Ribosome
2. Chloroplast
3. Mitochondrion
4. Lysosome
| 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?
2. I is true but II is false
3. Both I and II are false
4. Both I and II are correct
Match the columns and identify the correct option.
| Column I | Column II | ||
| A. | Thylakoids | (i) | Disc-shaped sacs in Golgi apparatus |
| B. | Cristae | (ii) | Condensed structure of DNA |
| C. | Cisternae | (iii) | Flat membranous sacs in stroma |
| D. | Chromatin | (iv) | Infolding in mitochondria |
1. A → (iv), B → (iii), C → (i), D → (ii)
2. A → (iii), B → (iv), C → (i), D → (ii)
3. A → (iii), B → (i), C → (iv), D → (ii)
4. A → (iii), B → (iv), C → (ii), D → (i)
Cellular organelles with membranes are:
1. Nucleus, ribosome and mitochondria
2. Chromosomes, ribosomes and endoplasmic reticulum
3. Endoplasmic reticulum, ribosome and nuclei
4. Lysosomes, Golgi apparatus and mitochondria
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
The figure below shows the structure of a mitochondrion with its four parts labelled (A), (B), (C) and (D). Select the part correctly matched with its function.
| 1. | Part (A) : Matrix – a major site for respiratory chain enzymes |
| 2. | Part (D) : Outer membrane – gives rise to the inner membrane by splitting |
| 3. | Part (B) : Inner membrane – forms infoldings called cristae |
| 4. | Part (C) : Cristae – possess single circular DNA molecule and ribosome |
Which one of the following has its own DNA?
1. Mitochondria
2. Dictyosome
3. Lysosome
4. Peroxisome
Select the wrong statement from the following:
| 1. | Both chloroplast 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 |
Extranuclear chromosomes occur in:
| 1. | Peroxisome and ribosome | 2. | Chloroplast and mitochondria |
| 3. | Mitochondria and ribosome | 4. | Chloroplast and lysosome |
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