sieve tubes
companion cells
pohloem parenchyma
none of these
B. companion cells
one
two
three
four
roots of Pinus
normal roots of Cycas
coralloid roots of Cycas
stems of Pinus
Dryopteris
Grtetum
Pinus
Cycas
vessels only
tracheitis only
equal number of both
more of tracheids and less of vessels
closed, conjoint parallel vascular bundles
open, conjoint parallel vascular bundles
open, separate parallel vascular bundles
open, conjoint collateral vascular bundles
Dryopteris
Cycas
Pinus
Both (b) and (c)
Funaria
Mango
Pinus
Wheat
sieve tubes
companion cells
pohloem parenchyma
none of these
water
wind
insects
animals
Presence of ovuliferous scale
Embryo with two cotyledons
Resin canals in needles
Tracheids with bordered pits
at the time of fertilization
before fertilization
after fertilization
before or after fertilization
Circinate venation of foliage leaves
Presence of armed parenchyma
Presence of motile sperm
Absence of vessels in the xylem
1-4 leaves
2-5 leaves
2-4 leaves
1-5 leaves
scales
pistils
stamens
petals
Pinus
Mango
Dalbergia
Ficus
Cycas
Pinus
Both (a) and (b)
None of these
it is found only in China
it looks like a fern tree
it has ciliated sperms
it also occurs as a fossil
Pirtus
Selaginella
Cycas
Funaria
integument and nucellus
ovuliferous scale and integument
carpellary and ovuliferous scale
bract scale and integumnet
Bryophyfces
Pteridophyfees
Gymnosperms
None of these
Selaginella
Pinus
Cycas
Funaria
schizogenous
lysogenous
schizolysogenous
none of these
microsporophyll
microsporangium
megasporophyll
megasporangium
isogamous
double
oogamous
siphonogamous
Ginkgo biloba
Pinus gerardiane
Cycas revoluta
None of these
Ephedra
Cycas
Pinus
Selaginella
4
3
2
0
naked ovules
vessels
vascular tissue
none of these
Pinus
Cycas
Sequoia
Selaginella
positively geotropic
apogeotropic
phototropic
chemotropic