roots of Pinus
normal roots of Cycas
coralloid roots of Cycas
stems of Pinus
C. coralloid roots of Cycas
it is found only in China
it looks like a fern tree
it has ciliated sperms
it also occurs as a fossil
Coniferales
Gnetales
Cycadales
Both (a) and (b)
Selaginella
Pinus
Cycas
Funaria
schizogenous
lysogenous
schizolysogenous
none of these
closed, conjoint parallel vascular bundles
open, conjoint parallel vascular bundles
open, separate parallel vascular bundles
open, conjoint collateral vascular bundles
integument and nucellus
ovuliferous scale and integument
carpellary and ovuliferous scale
bract scale and integumnet
one
two
three
four
isogamous
double
oogamous
siphonogamous
Pirtus
Selaginella
Cycas
Funaria
Cycas
Pinus
Both (a) and (b)
None of these
water
wind
insects
animals
Dryopteris
Cycas
Pinus
Both (b) and (c)
Ginkgo biloba
Pinus gerardiane
Cycas revoluta
None of these
Pinus
Mango
Dalbergia
Ficus
Oscillatoria and Nostoc
Nostoc and Rivularia
Nostoc and A rmbaena
All of these
scales
pistils
stamens
petals
at the time of fertilization
before fertilization
after fertilization
before or after fertilization
Cycas
Pinus
Taxus
None of these
sieve tubes
companion cells
pohloem parenchyma
none of these
roots of Pinus
normal roots of Cycas
coralloid roots of Cycas
stems of Pinus
Presence of ovuliferous scale
Embryo with two cotyledons
Resin canals in needles
Tracheids with bordered pits
microsporophyll
microsporangium
megasporophyll
megasporangium
4
3
2
0
Cycas species
Pinus species
Papaver species
None of these
naked ovules
vessels
vascular tissue
none of these
positively geotropic
apogeotropic
phototropic
chemotropic
Pinus
Cycas
Sequoia
Selaginella
Funaria
Mango
Pinus
Wheat
compact wood
soft-loose wood
compact wood with abundant parenchyma
soft-loose wood with abundant parenchyma
Bryophyfces
Pteridophyfees
Gymnosperms
None of these