| Chapter-5: Morphology of Flowering Plants |
1. Which one of the following plants dose not have root – pockets
- Pistia
- Lemna
- Ficus
- Eichhornia
[su_spoiler title=”Answer ” style=”fancy”] Ficus [/su_spoiler]
2. In Lathyrus, the leaves are modified into
- thorns
- cladodes
- tendrils
- spines
[su_spoiler title=”Answer ” style=”fancy”] tendrils [/su_spoiler]
3. Floating roots are characteristic of
- Tinospora
- Jussiaea
- Viscum
- Vanda
[su_spoiler title=”Answer ” style=”fancy”] Jussiaea [/su_spoiler]
4. The largest petal overlaps the lateral ones in _________ aestivation.
- Papilionaceous
- Valvate
- Twisted
- Imbricate
[su_spoiler title=”Answer ” style=”fancy”] Papilionaceous [/su_spoiler]
5. The coloured part of a Bougainuillea flower is the
- corolla
- calyx
- bracts
- androecium
[su_spoiler title=”Answer ” style=”fancy”] bracts [/su_spoiler]
6. In which of the following plants stems do not store the food material
- potato
- ginger
- onion
- colocasia
[su_spoiler title=”Answer ” style=”fancy”] onion [/su_spoiler]
7. In tamarind, the pinnate leaf is
- bipinnate
- tripinnate
- paripinnate
- imparipinnate
[su_spoiler title=”Answer ” style=”fancy”] bipinnate [/su_spoiler]
8. Potato tuber is an underground stem because
- it lacks chlorophyll
- it is swollen
- it possesses axillary buds
- it stores starch as reserve food material
[su_spoiler title=”Answer ” style=”fancy”] it possesses axillary buds [/su_spoiler]
9. The petiole is swollen and spongy in
- Nepenthes
- Trapa
- Clematis
- all of the above
[su_spoiler title=”Answer ” style=”fancy”] Trapa [/su_spoiler]
10. Thors and spines are
- homologous organs
- analogous organs
- thron is homologous while spine is analogous
- spine is homologous while is analogous
[su_spoiler title=”Answer ” style=”fancy”] spine is homologous while is analogous [/su_spoiler]
11. In banana, the stem is
- underground only
- both underground and aerial
- absent
- aerial only
[su_spoiler title=”Answer ” style=”fancy”] underground only [/su_spoiler]
12. Artabotrys is a hook climber in which the hooks are modified
- inflorescence axis
- petiole
- roots
- stipules
[su_spoiler title=”Answer ” style=”fancy”] inflorescence axis [/su_spoiler]
13. The arrangement of sepals or petals in floral bud is called
- Placentation
- Aestivation
- Bracteate
- Phyllotaxy
[su_spoiler title=”Answer ” style=”fancy”] Aestivation [/su_spoiler]
14. The coloured part of a Bougainuillea flower is the
- corolla
- calyx
- bracts
- androecium
[su_spoiler title=”Answer ” style=”fancy”] bracts [/su_spoiler]
15. Exceptional roots of Cuscuta are
- haustorial
- coralloid
- mucorhizal
- all of the above
[su_spoiler title=”Answer ” style=”fancy”] haustorial [/su_spoiler]