When a large number of sessile flowers grows from a suppressed rachis giving rise to a globose structure the inflorescence is called
Options
(a) capitulum (b) umbel (c) catkin (d) turmeric
Correct Answer: […]
In a plant organ, which is converted by periderm and in which the stomata are absent, some gaseous exchange still takes in through
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(a) aerenchyma (b) trichomes (c) pneumatophores (d) lenticles
Correct […]
A plant which is represented by only root. It means root performs the function of assimilation and reproduction and the plant is
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(a) podostemon (b) wolffia (c) cuscuta (d) utricularia
Correct Answer: […]
The fruits developed from ovary and other floral parts except ovary are called
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(a) true and false fruits respectively (b) false and true fruits respectively (c) `neither false not true fruit (d) […]
In epigynous flower
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(a) ovary is superior (b) calyx,corolla and androcium are all superior (c) calyx,corolla and androceium are all inferior (d) only accessory whorls are inferior
Correct Answer:
calyx,corolla and androcium […]
Companion cells are absent in pholem of
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(a) angiosperms are bryophytes (b) pteridophytes and gymnosperms (c) angiosperms and gymnosperms (d) bryophytes and angiosperms
Correct Answer:
pteridophytes and gymnosperms
Explanation:
No explanation […]
Which of the following is a group of rhizomes
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(a) allium cepa,cenna, zingiber (b) canna,zingiber curcuma (c) allium sativum,ammomum,curcuma (d) cynodon,canna,allium cepa
Correct Answer:
canna,zingiber curcuma
Explanation:
No explanation available. Be the […]
The modification of ptiole into leaf like structure is called
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(a) phylloclade e.g Opuntia (b) cladode,e.g. Asparagus (c) phyllode e.g Australian acacia (d) leaf tendril e.g pisum sativum
Correct Answer:
phyllode e.g […]
Root pockets are present in
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(a) eichhornia,pistia and lemna (b) pandamus,pistia and lemna (c) ficus.pothos and lemna (d) eichhornia,pistia and pothos
Correct Answer:
eichhornia,pistia and lemna
Explanation:
No explanation available. Be the […]
Sclerenchyma is thick walled tissue, which has depositions of
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(a) lignin on their cell walls (b) suberin on their cell walls (c) pectin on their cell walls (d) cellulose on their cell […]
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