A. Microphyllous
B. Megaphyllous
C. Zoospore
D. Spores
Pteridophyte
Evolution started in ferns like plants approximately __________?
A. 340 millions years
B. 350 millions years
C. 200 millions years
D. 100 millions years
The arrangement of the dichotomous branches in one plane is called following__________?
A. Overtopping
B. Planation
C. Fusion or webbing
D. Conjugation
Which part of pteridophytes plants have adventitious ___________?
A. Root
B. Stem
C. Leaves
D. Shoots
The sporophyte with small and scale like leaves are called following__________?
A. Microphyllous
B. Megaphyllous
C. Short leaves
D. Zoospores
When sporangia are born on leaves then this condition is called following _________?
A. Phyllosporous
B. Conidia
C. Zoospore
D. Zygote
Which of the following made dominant stage __________?
A. Sporophytes
B. Gametophyte
C. Spores
D. Conjugation
The process of evolution completed in megaphyll about following million years__________?
A. 10 to 11
B. 15 to 20
C. 20 to 22
D. 22 to 24
The unequal development of various branches is called following __________?
A. Overtopping
B. Planation
C. Fusion or webbing
D. Conjugation
Megaphyll have chracteristics of following planst _________?
A. Rhynia
B. Lycopods
C. Ferns
D. Bryophytes