Morphology of flowering plant
201. Embryo axis above the cotyledon is called as
A. Hypocotyl
B. Funicle
C. Epicotyl
D. Raphe
Answer: C
_______________________________
202. Scutellum is seed leaf of
A. Gymnosperms
B. Dicots
C. Pteridophytes
D. Monocots
Answer: D
_______________________________
203. An example of a seed with endosperm perisperm and caruncle is
A. Castor
B. Coffee
C. Lily
D. Cotton
Answer: A
_______________________________
204. The residual, persistent nucellus is called:
A. Perisperm
B. Integument
C. Pericarp
D. None of the above
Answer: A
_______________________________
205. Non endospermic seeds are found in
A. Barley
B. Castor
C. Bean
D. Wheat
Answer: C
_______________________________
206. In hypogeal germination due to elongation of ….plumule comes out of the ground
Or
The portion of embryonal axis above cotyledon is called as
A. Hypocotyl
B. Epicotyl
C. Cotyledons
D. Both (1) and (2)
Answer: B
_______________________________
207. The monocotyledonous seed (wheat grain) consits of one large and shield shaped cotyledon known as
A. Aleurone layer
B. Coleorhiza
C. Scutellum
D. Hilum
Answer: C
_______________________________
208. Seed develops from
A. Embryo axis
B. Ovule
C. Embyo sac
D. Ovary
Answer: B
_______________________________
209. Keel is characteristic of the flower of
A. Cassia
B. Calotropis
C. Bean
D. Gulmohur
Answer: C
_______________________________
210. Seeds of Ruellia tuberosa are
disseminated by
A. Censer mechanism
B. Parachute mechanism
C. Jaculator mechanism
D. Explosive mechanism
Answer: C
211. Clematis and Naravelia are dispersed by air with the help of
A. Peristent inflated calyx
B. Perisistent hairy styles
C. Hair
D. Wings
Answer: B
_______________________________
212. In which plant only two curved hooks are formed on seeds
A. Xanthium
B. Martynia
C. Tribulus
D. Ricinus
Answer: B
_______________________________
213. Birds disseminate seeds by
A. Eating fruit and passing the seeds
unharmed through excreta at places
B. Their feathers
C. Carrying seeds in their beaks
D. Eating fruits and digestive fruit contents in their alimentary canal .
Answer: A
_______________________________
214. Bright coloured fleshy fruits are dispersed by
A. Air
B. Insects
C. Water
D. Birds
Answer: D
_______________________________
215. Sherpherd's purse plant belongs to family :-
A. Cruciferae
B. Malvaceae
C. Solanaceae
D. Leguminosae
Answer: A
_______________________________
216. "Tulip" a medicinal plant belongs to family
A. Cruciferae
B. Solanaceae
C. Malvaceae
D. Liliaceae
Answer: D
_______________________________
217. Edible part of khol-khol is
A. Inflorescence
B. Leaves
C. Roots
D. Stem
Answer: D
_______________________________
218. The scientific name of black mustard is
A. Brassica nigra
B. Brassica juncea
C. Brassica napus
D. Brassica campastris
Answer: A
_______________________________
219. A floral formula represents :-
A. Floral symmetry
B. Floral position
C. Floral characters
D. Floral functions
Answer: C
_______________________________
220. Shepherd's purse is a common name of
A. Iberis amara
B. Crinum ajiaticum
C. Capsella bursapestoris
D. Abutilon indica
Answer: C
_______________________________
221. Inflorescence in Malvaceae is
A. Racemose
B. Solitary
C. Cyanthium
D. Hypanthodium
Answer: B
_______________________________
222. Number of stamens present in malvaceae is
A. Infinite
B. Five (5)
C. Ten (10)
D. Nine , + one
Answer: A
_______________________________
223. Fibres are usually obtained from the members of :-
A. Solanaceae
B. Malvaceae
C. Leguminosae
D. Cruciferae
Answer: B
_______________________________
224. Urena repanda is used for hydrophobia belongs to the family :
A. Cruciferae
B. Malvaceae
C. Solanaceae
D. Leguminosae
Answer: B
_______________________________
225. Which of the following is not a seed surface fiber
A. Kapok
B. Silk cotton
C. Cotton
D. Dhaincha
Answer: B
No comments:
Post a Comment