Q. No.The diagram shows budding in yeast. What will be true for the process?
I:
The nucleus does not divide at all and the bud does not have genetic material.
II:
The division is unequal and small buds are produced that remain attached initially to the parent cell which, eventually get separated and mature into new yeast organisms.
1.
Only I
2.
Only II
3.
Both I and II
4.
Neither I nor II
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| I. | (a) shows aplanospores in Chlamydomonas |
| II. | (b) shows exogenous basidia in smut fungus |
| III. | (c) shows budding in Hydra |
| IV. | (d) shows gemmules in sponge |
| 1. | Only I and II | 2. | Only II and III |
| 3. | Only II and IV | 4. | Only I and III |
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| COLUMN I | COLUMN II | ||
| A |  |
P | Bulbil |
| B |  |
Q | Rhizome |
| C |  |
R | Offset |
| D |  |
S | Adventitious buds |
Codes:
| A | B | C | D | |
| 1. | Q | P | S | R |
| 2. | P | Q | R | S |
| 3. | P | Q | S | R |
| 4. | Q | P | R | S |
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| Statement I: | Fragmentation in Hydra is an example of asexual mode of reproduction. |
| Statement II: | The body of Hydra breaks into distinct pieces [fragments] and each fragment grows into an adult capable of producing offspring. |
| 1. | Statement I is correct; Statement II is correct. |
| 2. | Statement I is incorrect; Statement II is incorrect. |
| 3. | Statement I is incorrect; Statement II is correct. |
| 4. | Statement I is correct; Statement II is incorrect. |
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1. Neelakurinji flower
2. Frangipanis flower
3. Ascocenda Princess Misaka flower
4. Ganges Primrose flower
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| Statement I: | Animals that have oestrous cycles resorb the endometrium if conception does not occur during that cycle and animals that have menstrual cycles shed the endometrium through menstruation instead. |
| Statement II: | In species with oestrous cycles, females are generally only sexually active during the oestrus phase of their cycle and females of species with menstrual cycles can be sexually active at any time in their cycle, even when they are not about to ovulate. |
| 1. | Statement I is correct, Statement II is incorrect. |
| 2. | Statement I is correct, Statement II is correct. |
| 3. | Statement I is incorrect, Statement II is correct. |
| 4. | Statement I is incorrect, Statement II is incorrect. |
| I. | The unisexual male flower in angiosperms is staminode. |
| II. | Heterothallic and dioecious are the terms used to describe unisexual conditions. |
| III. | Cucurbits and coconuts are dioecious plants. |
| IV. | Papaya and date palm are monoecious plants. |
| 1. | Only II | 2. | Only III and IV |
| 3. | Only I and II | 4. | Only I, III, and IV |
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| Assertion (A): | Gametes are haploid cells. |
| Reason (R): | All sexually reproducing organisms produce gametes only by meiosis. |
| 1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
| 3. | (A) is true but (R) is false. |
| 4. | (A) is false but (R) is true. |
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| 1. | Earthworm | 2. | Tapeworm |
| 3. | Leech | 4. | Cockroach |
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| 1. | Pteridophyte | 2. | Bryophyte |
| 3. | Humans | 4. | Gymnosperms |
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