Vegetative propagule in Agave is:
1. | Rhizome | 2. | Bulbil |
3. | Offset | 4. | Eye |
Examine the figure (A-D) given below and select the right option out of 1-4, in which all the four structures A, B, C, and D are identified correctly:
Options
A | B | C | D | |
1. | Runner | Archegoniophore | Synergid | Antheridium |
2. | Offset | Antheridiophore | Antipodals | Oogonium |
3. | Sucker | Seta | Megaspore mother cell |
Gamma cup |
4. | Rhizome | Sporangiophore | Polar cell | Globule |
Which one of the following pairs is wrongly matched while the remaining three are correct?
1. Agave - Bulbils
2. Penicillium - Conidia
3. Water hyacinth - Runner
4. Bryophyllum – Leaf buds
In which one of the following pairs, both plants can be vegetatively propagated by leaf pieces:
1. Bryophyllum and Kalanchoe
2. Agave and Kalanchoe
3. Asparagus and Bryophyllum
4. Chrysanthemum and Agave
The chief advantage of encystment to an Amoeba is:
1. | The ability to survive during adverse physical conditions |
2. | The ability to live for some time without ingesting food |
3. | Protection from parasites and predators |
4. | The chance to get rid of accumulated waste products |
Which of the following plants is monoecious?
1. Marchantia polymorpha
2. Cycas circinalis
3. Carica papaya
4. Chara
Which of the following is/are vegetative propagule(s) ?
(a) Eyes of Potato
(b) Zoospore of Chlamydomonas
(c) Rhizome of Ginger
(d) Buds in Hydra
(e) Bulbil of Agave
Choose the most appropriate answer from the options given below :
1. (e) only
2. (a), (c), (e) only
3. (a), (b), (c), (d) only
4. (b), (d) only
List-I | List-II |
(a) Chlamydomonas | (i) Conidia |
(b) Penicillium | (ii) Zoospores |
(c) Hydra | (iii) Gemmules |
(d) Sponge | (iv) Buds |
(a) | (b) | (c) | (d) | |
1. | (i) | (iv) | (iii) | (ii) |
2. | (ii) | (i) | (iv) | (iii) |
3. | (iii) | (ii) | (i) | (iv) |
4. | (iv) | (iii) | (ii) | (i) |
Select the correct sequence of events.
1. | Gametogenesis → Gamete transfer → Syngamy → Zygote → Cell division (Cleavage) → Cell differentiation → Organogenesis |
2. | Gametogenesis → Gamete transfer → Syngamy → Zygote → Cell division (Cleavage) → Organogenesis → Cell differentiation |
3. | Gametogenesis → Syngamy → Gamete transfer → Zygote → Cell division (Cleavage) → Cell differentiation → Organogenesis |
4. | Gametogenesis → Gamete transfer → Syngamy → Zygote → Cell differentiation → Cell division (Cleavage) → Organogenesis |