General
✓✗Among flowers of Calotropis, tulip, Sesbania, Asparagus, Colchicum, sweet pea, Petunia, Indigofera, mustard, soybean, tobacco and groundnut, how many plants have corolla with valvate aestivation?
- Six
- Seven
- Eight
- Five
General
✓✗Flattened, fleshy stems that contain chlorophyll and carry out photosynthesis, while the leaves are modified into spines, are seen in
- potato
- Colocasia
- ginger
- Opuntia
General
✓✗Match Column I with Column II.
| Column I (Root modification) | Column II (Function) |
| (a) Pneumatophores | (i) Support from lower nodes |
| (b) Stilt roots | (ii) Food storage |
| (c) Prop roots of banyan | (iii) Respiration |
| (d) Tuberous roots of sweet potato | (iv) Support of large branches |
- (a)-(i), (b)-(iii), (c)-(iv), (d)-(ii)
- (a)-(iii), (b)-(i), (c)-(iv), (d)-(ii)
- (a)-(iii), (b)-(iv), (c)-(i), (d)-(ii)
- (a)-(ii), (b)-(i), (c)-(iv), (d)-(iii)
General
✓✗The tap roots of carrot and turnip are modified for
- nitrogen fixation
- respiration
- food storage
- support
General
✓✗A floral formula represents
- Floral symmetry
- Floral position
- Floral characters
- Floral functions
General
✓✗In Australian Acacia, the leaves are small and short-lived, and the petioles expand, become green and synthesise food. Such petioles are called
- phyllodes
- phylloclades
- cladodes
- tendrils
General
✓✗The inflorescence of coriander is
- Umbel
- Corymb
- Typical raceme
- Umbel of umbels
General
✓✗Family Leguminosae is classified into three sub-families on the basis of
- Calyx and corolla
- Symmetry of flower
- Corolla and androecium
- Corolla and carpels
General
✓✗Assimilatory roots are found in
- Pea
- Momordica
- Asparagus
- None above
General
✓✗Oil is stored in the endosperm of
- Groundnut
- Soybean
- Coconut
- Cashewnut
General
✓✗A single flower with multiple ovaries produces
- Simple fruit
- Aggregate fruit
- Composite fruit
- False fruit
General
✓✗How many of the following have epipetalous stamens?
Brinjal, lily, Datura, pea, potato, China rose, tobacco
Brinjal, lily, Datura, pea, potato, China rose, tobacco
- Four
- Three
- Five
- Two
General
✓✗The outermost layer of endosperm of maize grain is
- Epidermis
- Pericarp
- Tunica
- Aleurone
General
✓✗The plants of Oxalis propagate by
- suckers
- rhizomes
- runners
- stolons
General
✓✗Ovary is half inferior in the flowers of
- guava
- plum
- brinjal
- cucumber