(1)
Which of the following does not develop from tap root system?
1
Napiform root
2
Conical root
3
Fusiform root
4
Moniliform root
(2)
Cladodes are produced by
1
Opuntia
2
Asparagus
3
Cocoloba
4
Euphorbia
(3)
The adventitious root system is usually
1
surface feeder
2
subsurface feeder
3
deep feeder
4
very deep feeder
(4)
The rootless plant is
1
Utricularia
2
Viscum
3
Drosera
4
Nepenthes
(5)
Diadelphous stamens are characteristic of
1
Malvaceae
2
Poaceae
3
Fabaceae
4
Brassicaceae
(6)
Caudex type of stem is present in
1
coconut
2
cocoa
3
neem
4
bamboo
View Answer
(7)
Mantha prouduces
1
runner
2
sucker
3
stolon
4
offset
View Answer
(8)
Hydrophily occurs in
1
Vallisneria
2
Poinsettia
3
Bombax
4
Salvia
View Answer
(9)
Thorns are
1
modified stem structures
2
modified leaf parts
3
superficial outgrowths of stem
4
hard and stiff plant parts
View Answer
Answer: modified stem structures
(10)
In dichogamy
1
anthers are sterile whereas ovules are fertile
2
ovules are sterile whereas anthers are fertile
3
pollen and stigma of the flower mature at different times
4
pollen and stigma of the flower mature at the same time
View Answer
Answer: pollen and stigma of the flower mature at different times
(11)
Endosperm of angiosperms results after fertilization from V
1
synergids
2
secondary nucleus
3
antipodal cells
4
egg
View Answer
Answer: secondary nucleus
(12)
The mode of arrangement of leaves on the stem and its branches is called
1
phyllode
2
phyllotaxy
3
cladode
4
phylloclade
View Answer
(13)
Verticillaster inflorescence is found in
1
Amaranthus
2
Achyranthus
3
Acalypha
4
sacred basil
View Answer
(14)
The rose is
1
hypogynous
2
perigynous
3
epigynous
4
half-perigynous
View Answer
(15)
Seeds in a mature ovary arc developed from
1
embryo
2
embryo sac
3
ovule
4
endosperm
View Answer
Take Mock Tests