Match items given in Column l with those given in Column ll:
| Column I | Column II | ||
| (a) | Marginal placentation | (i) | Single ovule is present in unilocular ovary |
| (b) | Axile placentation | (ii) | False septum may be present |
| (c) | Parietal placentation | (iii) | Placenta forms a ridge along the ventral suture of ovary |
| (d) | Basal placentation | (iv) | Tomato, Lemon |
| (a) | (b) | (c) | (d) | |
| 1. | (iii) | (i) | (iv) | (ii) |
| 2. | (ii) | (iii) | (iv) | (i) |
| 3. | (iii) | (iv) | (ii) | (i) |
| 4. | (iv) | (iii) | (ii) | (i) |
Match column I with column II and select the correct option:
| Column I | Column II | ||
| (a) | A | (i) | Tomato |
| (b) | Epiphyllous androecium | (ii) | Lily |
| (c) | Ovary inferior | (iii) | Mustard |
| (d) | Gamosepalous | (iv) | Epigynous flower |
| (a) | (b) | (c) | (d) | |
| 1. | (iii) | (i) | (iv) | (ii) |
| 2. | (ii) | (iv) | (i) | (iii) |
| 3. | (iii) | (ii) | (iv) | (i) |
| 4. | (ii) | (iii) | (i) | (iv) |
Select incorrectly matched pair:
| 1. | Inferior ovary | Guava |
| 2. | Aestivation with unequal petals | Cotton sized petals |
| 3. | Polyadelphous condition | Citrus |
| 4. | Irregular flower | Canna |
Consider the following four statements A, B, C & D and select the right option for two correct statements:
| (A) | In vexillary aestivation, the large posterior petal is called standard, two lateral ones are wings and two small anterior petals are termed keel |
| (B) | The floral formula for Liliaceae is |
| (C) | In pea flower the stamens are monadelphous |
| (D) | The floral formula for Solanaceae is |
The correct statements are:
1. A and B
2. B and C
3. C and D
4. A and C
Match the following columns.
| Column I | Column II | ||
| A. | Aleurone layer | i. | Nutrition |
| B. | Parthenocarpic fruit | ii. | Without fertilization |
| C. | Ovule | iii. | Seed |
| D. | Endosperm | iv. | Double fertilization |
Codes:
| A | B | C | D | |
| 1. | i | ii | iii | iv |
| 2. | ii | i | iv | iii |
| 3. | iv | ii | i | iii |
| 4. | ii | iv | i | iii |
| (i) | Pneumatophores help the plant root to take air or oxygen. |
| (ii) | Floating hydrophytes possess well-developed root caps. |
| (iii) | The edible part of Zingiber is an underground stem. |
| (iv) | Prop roots contain root caps. |
| (v) | Cladodes are green stems of limited growth which have taken over the function of photosynthesis from leaves. |
| (i) | Long thin flexible petioles allow leaf blades to flutter in wind, thereby cooling the leaf and bringing fresh air to leaf surface |
| (ii) | Leaf lamina lacks vascular bundles |
| (iii) | Veins provide rigidity to leaf blades |
| (iv) | Leaf possesses reticulate or parallel venation |
| (v) | The axil of leaflets may possess axillary buds |
| (i) | A sterile stamen is called staminode |
| (ii) | Epipetalous stamen is found in lily and an epiphyllous stamen in brinjal |
| (iii) | China rose possess polyadelphous stamen |
| (iv) | Salvia and mustard possesses stamens with filaments of variable length |
| (v) | Pea possess monadelphous as well as diadelphous stamen |
| 1. | Three | 2. | Two |
| 3. | Four | 4. | Five |
| (i) | The outer lining of the ovary which bears an ovule is called the placenta. |
| (ii) | Lotus and roses possess apocarpous ovaries. |
| (iii) | Mustard and tomato possess apocarpous ovary |
| (iv) | After fertilization, the ovules develop into fruit and the ovary matures into a seed. |
| (v) | Stigma is present at the tip of the style of a carpel. |
| Assertion (A): | Maize is an albuminous seed. |
| Reason (R): | Endosperm is completely absorbed by the growing embryo. |
| 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. |