Home
Class 12
BIOLOGY
Siza of Wolffia angusta is...

Siza of Wolffia angusta is

A

`0.1"mm"xx01"mm"`

B

`0,06"mm"xx0.03"mm"`

C

`0.75"mm"xx0.5"mm"`

D

`0.6"mm"xx0.3"mm"`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • FAMILIES OF FLOWERING PLANTS

    DINESH PUBLICATION|Exercise CYG|10 Videos
  • EXCRETORY PRODUCTS AND THEIR ELIMINATION

    DINESH PUBLICATION|Exercise Check your graps|10 Videos
  • FLOWER

    DINESH PUBLICATION|Exercise MULTIPLE CHOICE|250 Videos

Similar Questions

Explore conceptually related problems

Lemna/Wolffia is

Read the following statements (a) Angiosperms range in size from microscopic Wolffia to tall trees of Eucalyptus (b) In angiosperms, the seeds are enclosed by fruits (c ) Double fertilization is an event unique to angiosperms (d) In angiosperms, each cell of embryo sac is diploid (e) In angiosperms, the zygote develops into an endosperm Of the above statements, the correct ones are

A boy is standing in front of and close to a special mirror. He finde the image of his head bigger than normal, the middle part of his body of the same siza, and his legs smaller than normal. The spacial mirror is made up of three types of mirrors in the following order from top downwards:

The space between the plates of a parallel plate capacitor of capacitance C is filled with three dielectric slabs of identical siza as shown in figure. If the dielectric constants of the three slabs are K_1 , K_2 and K_3 find the new capacitance.

Which of these plants is correctly matched with its reproductive characteristics ? (i) Sphagnum : Male sex organ called antheridium produce biflagellate antherozoids while the female sex organ called archesporium produces a single egg . (ii) sequoia : One of the megaspores enclosed within the megasporangium develops into a multicellular female gametophyte that bears two or more archegonia or female sex organs (iii) Wolffia : one of the male gametes fuses with the egg cell to from a zygote while the other male gamete fuses with the diploid secondary nucleus to produce the triploid primary endosperm nuclelus . (iv) polysiphonia . Sexual reproduction is oogamous with non-motile gametes and accompanied by complex post-fertilization developments

Match items in Column - I with those in Column - II {:(,"Column -I",,"Column -II"),(a.,"Peritrichous flagellation",(i),"Ginkgo"),(b.,"Living fossil",(ii),"Macrocystes"),(c.,"Rhizophore",(iii),"Esherichia coil"),(d.,"Smallest flowering plant",(iv),"Selaginella"),(e.,"Largest pernnial alga",(v),"Wolffia"):} Select the correct answer from the following :

Wolffia is the smallest flowering plant.