- 1(current)
Q. No.The chromosomes in which centromere is situated close to one end are
| 1. | metacentric | 2. | acrocentric |
| 3. | telocentric | 4. | sub-metacentric |
Subtopic: Nucleus |
85%
Level 1: 80%+
Hints
The biosynthesis of ribosomal RNA occurs in:
| 1. | Ribosomes | 2. | Golgi apparatus |
| 3. | Microbodies | 4. | Nucleolus |
Subtopic: Nucleus |
80%
Level 1: 80%+
Please attempt this question first.
Hints
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) |
Subtopic: Mitochondria | Golgi Apparatus | Nucleus | Vacuole |
94%
Level 1: 80%+
Hints
Which of the following is an incorrect statement?
| 1. | The perinuclear space forms a barrier between the materials present inside the nucleus and that of the cytoplasm. |
| 2. | Nuclear pores act as passages for proteins and RNA molecules in both directions between nucleus and cytoplasm. |
| 3. | Mature sieve tube elements possess a conspicuous nucleus and usual cytoplasmic organelles. |
| 4. | Microbodies are present both in plant and animal cells. |
Subtopic: Nucleus |
85%
Level 1: 80%+
Hints
The largest structures passed through the nuclear pores are:
| 1. | rDNA | 2. | Lamin proteins |
| 3. | mRNA | 4. | Ribosome subunits |
Subtopic: Nucleus | Ribosome and Inclusion Bodies |
Level 3: 35%-60%
Hints
- 1(current)
Q. No.
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