Placenta and pericarp are both edible portions in
(1) apple
(2) banana
(3) tomato
(4) potato
Parthenocarpic tomato fruits can be produced by :
(1) removing androecium of flowers before pollen grains are released
(2) treating the plants with low concentrations of gibberellic acid and auxins
(3) raising the plants from vernalized seeds
(4) treating the plants with phenylmercuric acetate.
Which of of the following fruits is parthenocarpic?
1. Brinjal
2. Apple
3. Jackfruit
4. Banana
False fruit in an apple is formed from
(1) receptacle
(2) thalamus
(3) peduncle
(4) petals.
Edible part of apple is the
(1) thalamus
(2) mesocarp
(3) epicarp
(4) endocarp
Match column I with column II and select the correct option from the given codes.
Column - I | Column - II | ||
A. | Parthenocarpy | (i) | Seed formation without fertilization |
B. | Polyembryony | (ii) | More than one embryo in same seed |
C. | Apomixis | (iii) | Seedless fruits without fertilization |
D. | Somatic embryogenesis | (iv) | Embryo develops from a somatic cell |
1. A - (iv), B - (ii), C - (iii), D - (i)
2. A - (iii), B - (ii), C - (i), D - (iv)
3. A - (i), B - (iv), C - (iii), D - (ii)
4. A - (ii), B - (iii), C - (i), D - (iv)
In some plants, the female gamete develops into an embryo without fertilization. This phenomenon is known as:
1. | Parthenogenesis | 2. | Autogamy |
3. | Parthenocarpy | 4. | Syngamy |
Which part of the fruit, labelled in the given figure makes it a false fruit?
1. D-Seed
2. A-Mesocarp
3. B-Endocarp
4. C-Thalamus