Monothecous anthers have _______ lobe and _________ pollen chambers and are characteristically seen in family ______________ .
1. 2, 4, Asteraceae
2. 2, 4, Malvaceae
3. 1, 2, Malvaceae
4. 1, 2, Asteraceae
In some plants, root modified their shape and structure to perform
1. Absorption
2. Conduction of water
3. Conduction of minerals
4. Storage
Thorns of Bougainvillea are the modification of
1. | Apical buds | 2. | Vegetative buds |
3. | Accessory buds | 4. | Axillary buds |
A phyllotaxy, where more than two leaves arise at a node, found in
1. Calotropis
2. Alstonia
3. China rose
4. Sunflower
A flower is hypogynous and the ovary is said to be superior in
1. Mustard
2. Plum
3. Peach
4. Guava
Select incorrectly matched pair.
1. Inferior ovary – Guava
2. Aestivation with unequal petals– Cotton sized petals
3. Polyadelphous condition – Citrus
4. Irregular flower – Canna
Citrus differs from Opuntia in
1. Showing adventive embryony
2. Having zygotic embryos
3. Having modified axillary buds as thorns
4. Both 1 and 3
Given below plants belongs(s) to how many families?
Gloriosa, Allium, Gram, Brassica, Datura, Indigofera |
1. Three
2. One
3. Two
4. Four
Bilateral symmetry is found in the flower of
1. Cassia
2. Mustard
3. Canna
4. Chilli
Select the incorrect match
1. Opposite phyllotaxy - Calotropis
2. Parallel venation - Banana
3. Whorled phylotaxy - Nerium
4. Alternate phyllotaxy - Guava