861. The space between the overtopped dichotomous branches was occupies by a sheet of _________ cells during evolution of megaphyllas?
A. Sclerenchyma
B. Chlorenchyma
C. Parenchyma
D. Collenchyma

862. Production of two types of spores is known as________________?
A. Heterospory
B. Homospory
C. Heterogamy
D. Gamospory

863. The zygote formed in liverworts is___________?
A. Unicellular
B. Mulicellular
C. Multinucleate
D. None of these

864. Ground pries are also known as___________?
A. Lycopods
B. Spike mosses
C. Both of these
D. None of these

865. Sporophyte is____________?
A. Monoploid
B. Haploid
C. Diploid
D. Polyploidy

866. Which of the following plant group first formed true leaves________________?
A. Psilopsida
B. Lycopsida
C. Sphenopsida
D. Pteropsida

867. Megaphylls i.e. leaves with divided veins with an expanded lamina is a dharacteristic of ___________________?
A. Lycopods
B. Ferns
C. Seed plants
D. Both b and c

868. Mosses are included in sub-division of ___________?
A. Anthoceropsida
B. Hepaticopsida
C. Bryopsida
D. Lycopsida

869. The arrangement of unequal dichotomous branches in one plane during evolution of leaves is called_____________?
A. Overtopping
B. Fusion
C. Webbing
D. Planation

870. The simplest of all bryophytes are___________?
A. Thallophytes
B. Embryophytes
C. Mosses
D. Liverworts