Dryopteris
Grtetum
Pinus
Cycas
Presence of ovuliferous scale
Embryo with two cotyledons
Resin canals in needles
Tracheids with bordered pits
cambium
cliliated sperms
seeds
flowers
vessels only
tracheitis only
equal number of both
more of tracheids and less of vessels
Oscillatoria and Nostoc
Nostoc and Rivularia
Nostoc and A rmbaena
All of these
Circinate venation of foliage leaves
Presence of armed parenchyma
Presence of motile sperm
Absence of vessels in the xylem
sieve tubes
companion cells
pohloem parenchyma
none of these
Ginkgo biloba
Pinus gerardiane
Cycas revoluta
None of these
Bryophyfces
Pteridophyfees
Gymnosperms
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
naked ovules
vessels
vascular tissue
none of these
Pinus
Cycas
Sequoia
Selaginella
one
two
three
four
1-4 leaves
2-5 leaves
2-4 leaves
1-5 leaves
integument and nucellus
ovuliferous scale and integument
carpellary and ovuliferous scale
bract scale and integumnet
roots of Pinus
normal roots of Cycas
coralloid roots of Cycas
stems of Pinus
Selaginella
Pinus
Cycas
Funaria
microsporophyll
microsporangium
megasporophyll
megasporangium
positively geotropic
apogeotropic
phototropic
chemotropic
4
3
2
0
Dryopteris
Cycas
Pinus
Both (b) and (c)
Funaria
Mango
Pinus
Wheat
schizogenous
lysogenous
schizolysogenous
none of these
Coniferales
Gnetales
Cycadales
Both (a) and (b)
closed, conjoint parallel vascular bundles
open, conjoint parallel vascular bundles
open, separate parallel vascular bundles
open, conjoint collateral vascular bundles
Pinus
Mango
Dalbergia
Ficus
Pirtus
Selaginella
Cycas
Funaria
scales
pistils
stamens
petals
outer integument
endosperm
funiculus
nucellus
Cycas
Pinus
Taxus
None of these