Mosses are attached to substratum by :
Roots
Capsule
Rhizoids
Main axis
In five kingdom system of classification of R H Whittaker,how many kingdoms are there in eukaryotes?.
Four kingdoms
one kingdom
Two kingdoms
Three kingdoms
Lichens show :
Mutualism
Commensalism
Parasitism
Saprophytism
Ulothrix releases zoospore during :
Evening
Morning
Night
Noon
Two plants can be conclusively said to belong to the same species if they
Can reproduce freely with each other and from seeds
Have more than 90 percent similar genes
look similar and possess identical secondary metabolites
have same number of chromosomes
Largest gametophyte is found in :
Angiosperms
Polytrichum
Nephrolepis
Cycas
In a moss, the sporophyte :
Is partially parasitic on the gametophyte
Produces gametes that give rise to the gametophyte
Arises from a spore produced from the gametophyte
Manufactures food for itself, as well as for the gametophyte
The thallus of volvox is called :
Trichome
Coenobium
Coenocyte
Parenchymatous
Binomial system of nomenclature was given by
Julian Huxley
Bentham and Hooker
Linnaeus
Casper Bauhin
Phycology is the study of :
Algae
Fern
Fungi
Bryophytes
