Related InterviewSolutions

• One of the free-living, anaerobic nitrogen-fixer is Or which of the following is a photoautotrophic bacteriumA. AzotobacterB. BeijernickiaC. RhodospirillumD. Rhizobium
• In chlorophyta the mode of sexual reproduction is :-A. IsogamyB. AnisogamyC. OogamyD. Isogamy, Anisogamy and oogamy
• Plant group which shows Heterotrophic mode of nutrition is :-A. AlgaeB. FungiC. BryophytesD. Pteridophytes
• In which of the following zygote further develops to form a diploid structure ?A. ThallophytaB. BryophytaC. AlgaeD. Fungi
• Fungi are ecologically important because :-A. They yield antibioticsB. They are used in genetic studiesC. They function as decomposersD. All the above
• Mosses are gregarious because they :-A. Have vascular tissueB. Have indirect germination of sporesC. Have direct germination of sporesD. Have spore mother cells
• Aquatic ancestry of bryophytes is evidenced by :-A. Their green colourB. thread like protonemaC. Many aquatic bryophytesD. Flagellted male gametes
• In which bryophyta germiantioin of spore is indirect :-A. RicciaB. RhizopusC. PucciniaD. Funaria
• Water is essential in bryophyta:-A. For fertilization and homosporous natureB. Water should be filled in archegonium for fertilizationC. Water is necessary for movement of spermD. For dissemination spores
• Bryophytes show an advancement over algae in :-A. Having multicellular sporophytic generationB. Having parasatic sporophyteC. Having zygotic meiosisD. None of the above