- 1(current)
Q. No.Match each item in Column I with one item in Column II and chose your answer from the codes given below.
|
Column I (plant) |
Column II (vegetatively propagated by) |
||
| I. | Pistia | 1. | Stem |
| II. | Asparagus | 2. | Root |
| III. | Kalanchoe | 3. | Leaves |
Codes:
| Options: | I | II | III |
| 1. | 1 | 2 | 3 |
| 2. | 2 | 1 | 3 |
| 3. | 2 | 3 | 1 |
| 4. | 1 | 3 | 2 |
There is no natural death in single-celled organisms like Amoeba and bacteria because:
1. They cannot reproduce sexually
2. They reproduce by binary fission
3. Parental body is distributed among the offspring
4. They are microscopic
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Consider the given statements:
| I. | Gemmules are asexual reproductive structures in sponges. |
| II. | In Bryophyllum, vegetative propagation takes place by leaf buds. |
| III. | Marchantia is monoecious and Chara is dioecious. |
The correct statements are:
| 1. | Only I and II | 2. | Only I and III |
| 3. | Only II and III | 4. | I, II, and III |
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To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
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 |
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
In the given diagrams each part A, B, C and D shows a reproductive structure in an organism marked as ‘X’. Select the option where all parts are correctly matched:
|
A. |
 |
B. |  |
|
B. |
 |
D. |  |
| 1. | A: Oogonium of Chara; B: Archegoniophore of Marchantia; C: Conidia of Penicillium; D: Offset of Eicchornia |
| 2. | A: Antheridium of Chara; B: Antheridiophore of Marchantia; C: Sporangiophores of Penicillium; D: Offset of Eicchornia |
| 3. | A: Oogonium of Chara; B: Antheridiophore of Marchantia; C: Conidia of Penicillium; D: Offset of Eicchornia |
| 4. | A: Antheridium of Chara; B: Archegoniophore of Marchantia; C: Conidia of Penicillium; D: Stolon of Eicchornia |
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
- 1(current)
Q. No.
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