Spathe is present in the flowers of
1. Banana
2. Rice
3. Marigold
4. Sunflower
Why vivipary is an undesirable character for annual crop plants?
1. It reduces vigour of the plant.
2. It adversely affects the fertility of the plant.
3. The seeds exhibit long dormancy.
4. The seeds cannot be stored under normal conditions for next season.
The fruit is chambered, developed from inferior ovary and has seeds with succulent testa in
1. Guava
2. Pomegranate
3. Cucumber
4. Orange
Dry indehiscent single-seeded fruits formed from bicarpellary syncarpous inferior ovary is
1. Berry
2. Cremocarp
3. Cypsela
4. Caryopsis.
How many plants in the list given below have composite fruits that develop from an inflorescence: walnut, poppy, radish, fig, pineapple, apple, tomato, mulberry
1. Four
2. Five
3. Two
4. Three
In unilocular ovary with a single ovule, the placentation is
1. Basal | 2. Free Central |
3. Axile | 4. Marginal |
Tetradynamous condition occurs in
1. Petunia hybrida | 2. Helianthus annuus |
3. Brassica campestris | 4. Hibiscus rosa sinensis |
Consider the following four statements A, B, C, and D & select the right option for two correct statements.
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. | (C) and (D) | 2. | (A) and (C) |
3. | (A) and (B) | 4. | (B) and (C) |
Among Bitter Gourd, Mustard, Brinjal, Pumpkin, China Rose, Lupin, Cucumber, Sunhemp, Gram, Guava, Bean, Chilli, Plum, Petunia, Tomato, Rose, Withania, Potato, Onion, Aloe and Tulip, how many plants have hypogynous flower?
1. | Ten | 2. | Fifteen |
3. | Eighteen | 4. | Six |
Match Column I with Column II
Column I | Column II | ||
(a) | (i) | Brassicaceae | |
(b) | (ii) | Liliaceae | |
(c) | |
(iii) | Fabaceae |
(d) | |
(iv) | Solanaceae |
Select the correct answer from the options given below:
(a) | (b) | (c) | (d) | |
1. | (ii) | (iii) | (iv) | (i) |
2. | (iv) | (ii) | (i) | (iii) |
3. | (iii) | (iv) | (ii) | (i) |
4. | (i) | (ii) | (iii) | (iv) |