The two wrong statements together are
(A) A and C
(B) A and D
(C) B and C
(D) A and B
Which one of the following plants is monoecious?
Which one of the following has haplontic life cycle?
Which one of the following is considered important in the development of seed habit?
(B) haplontic life cycle
(C) free-living gametophyte
(D) dependent sporophyte
Which one of the following is a vascular cryptogam?
In which one of the following male and female gametophytes do not have free living independent existence?
Spore dissemination in some liverworts is aided by
(C) peristome teeth
Peat moss is used as a packing material for sending flowers and live plants to distant places because
(A) it serves as a disinfectant
(B) it is easily available
(C) it is hygroscopic
(D) it reduces transpiration
Which one of the following pairs of plants are not seed producers?
(A) Fern and Funaria
(B) Funaria and Ficus
(C) Ficus and Chlamydomonas
(D) Punica and Pinus
Plants reproducing by spores such as mosses and ferns are grouped under the general term
Which of the following plants produces seeds but not true flowers?
Cycas has two cotyledons but not included in angiosperms because of
(A) naked ovules
(B) seems like monocot
(C) circinate ptyaxis
(D) compound leaves
Plant group with largest ovule, largest tree and largest gametes is
Megasporophyll of Cycas has the same nature as
(D) carpel BHU
Double fertilization is found without any exception in
Which of the following occurs both in fresh as well as in marine water?
(D) none of these
The botanical nature of sanjeevani is
(A) Selaginella grancilis
(B) Selaginella rupestris
(C) Selaginella biformis
(D) Selaginella bryopteris
‘Club moss’ belongs to
Agar-agar is obtained from
The element present in thyroxine is obtained from