Q. No.When a flower has either androecium or gynoecium, called as
(1) Bisexual
(2) Unisexual
(3) Polygamous
(4) Monoecious
(1) Bisexual
(2) Unisexual
(3) Polygamous
(4) Monoecious
Actinomorphic flower
| 1. | When a flower can be divided into two equal radial halves in a single plane |
| 2. | When a flower can be divided into two equal radial halves in any radial plane |
| 3. | When a flower can be divided into two equal radial halves in a vertical plane |
| 4. | When a flower can be divided into two equal radial halves in a single radial plane |
Which of the following flowers doesn't has any symmetry?
(1) Pea
(2) Gulmohur
(3) Cassia
(4) Canna
Pentamerous flower means
(1) It has five sepals.
(2) Floral appendages are in multiple of five
(3) Floral appendages are five in total
(4) Each floral appendages are five in number
Bract is found
(1) At the base of peduncle
(2) At the base of pedicel
(3) At the base of main axis
(4) At the base of stem
Hypogynous flower means,
(1) Gynoecium occupies the highest while other parts are situated below it.
(2) Abdroecium occupies the highest while other parts are situated below it.
(3) Calyx occupies the highest while other parts are situated below it.
(4) Gynoecium occupies the lowest while other parts are situated below it.
If gynoecium is situated in the centre and other parts of the flower are located on the rim of the thalamus almost at the same level, such type of flower is
(1) Epigynous
(2) Perigynous
(3) Hypogynous
(4) Both 2 and 3
Epigynous flower
(1) The margins of thalamus encloses the ovary completely and other parts are fused with it
(2) Ovary is superior
(3) China rose and Brinjal
(4) All of these
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