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. |
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. |
List-I | List-II | ||
A | Fleming | I. | Disc shaped sacs or cisternae near cell nucleus |
B. | Robert Brown | II. | Chromatin |
C. | George Palade | III. | Ribosomes |
D. | Camillo Golgi | IV. | Nucleus |
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) |
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) |
I: | semi-autonomous organelles. |
II: | formed by the division of pre-existing organelles and they contain DNA but lack protein-synthesizing machinery. |
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
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 |
Chlorophyll in chloroplasts is located in:
1. Grana
2. Pyrenoid
3. Stroma
4. Both (1) and (3)
In chloroplasts, chlorophyll is present in the:
1. Inner membrane
2. Thylakoids
3. Stroma
4. Outer membrane