Match List - I with List - II.
List - I | List - II | ||
(a) | Metacentric chromosome | (i) | Centromere situated close to the end forming one extremely short and one very long arms |
(b) | Acrocentric chromosome | (ii) | Centromere at the terminal end |
(c) | Sub-metacentric | (iii) | Centromere in the middle forming two equal arms of chromosomes |
(d) | Telocentric chromosome | (iv) | Centromere slightly away from the middle forming one shorter arm and one longer arm |
Choose the correct answer from the options given below:
(a) | (b) | (c) | (d) | |
1. | (i) | (ii) | (iii) | (iv) |
2. | (iii) | (i) | (iv) | (ii) |
3. | (i) | (iii) | (ii) | (iv) |
4. | (ii) | (iii) | (iv) | (i) |
When the centromere is situated in the middle of two equal arms of chromosomes, the chromosome is referred as :
1. Sub-metacentric
2. Acrocentric
3. Metacentric
4. Telocentric
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) |
Column I | Column II | |
1. | Lampbrush | Diplotene bivalents chromosomes |
2. | Allosomes | Sex chromosomes |
3. | Submetacentric | L-shaped chromosomes |
4. | Polytene | Oocytes of amphibians chromosomes |
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)
The chromosomes in which the centromere is situated close to one end are: