Q. No.Mark the mis-matched pair
1. Polycarpic plants - Recovery phase
2. Offset - Water hyacinth
3. Marchantia - Monoecious plant
4. Bulbil - Agave
Which one of the following statements is not correct?
| 1. | Offspring produced by asexual reproduction is called clone |
| 2. | Microscopic motile asexual reproductive structures are called zoospores |
| 3. | In potatoes, bananas, and ginger, the plantlets arise from the internodes present in the modified stem |
| 4. | Water hyacinth growing in standing water drains oxygen from water that leads to the death of fish |
2. Jackfruit
3. Mango
4. Papaya
Which one of the following generates new genetic combinations leading to variation?
1. Vegetative reproduction
2. Parthenogenesis
3. Sexual reproduction
4. Nucellar polyembryony
Match Column I with column II and select the correct option using the codes given below:
| Column I | Column II | ||
| A. | Pistils fused together | 1. | Gametogenesis |
| B. | Formation of gametes | 2. | Pistillate |
| C. | Hyphae of higher ascomycetes | 3. | Syncarpous |
| D. | Unisexual female flower | 4. | Dikaryotic |
1. A-4 B-3 C-2 D-1
2. A-2 B-1 C-4 D-3
3. A-1 B-2 C-4 D-3
4. A-3 B-1 C-4 D-2
Which of the following pairs is not correctly matched?
| Mode of reproduction | Example | ||
| (a) | Offset | (i) | Water hyacinth |
| (b) | Rhizome | (ii) | Banana |
| (c) | Binary fission | (iii) | Sargassum |
| (d) | Conidia | (iv) | Penicilium |
1. a
2. b
3. c
4. d
Identify the correctly matched pair:
|
1. |
Asexual reproductive structure in Chlamydomonas |
Zygospores |
|
2. |
Vegetative propagule in Agave |
Offset |
|
3. |
Chromosome number in meiocyte of Ophioglossum |
630 |
|
4. |
Marchantia |
Dioecious plant |
Clear-cut vegetative, reproductive and senescent phase are not found in
(1) Annual plants
(2) Biennial plants
(3) Perennial plants
(4) More than one option is correct
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