Read the following statements and select the correct option a) Gynospe – InterviewSolution

InterviewSolution

1.	Read the following statements and select the correct option a) Gynosperms do not show xerophytic characters. b) In Cycas coralloid roots are associated with mycorrihiza c) In conifers needle like leaves reduce the surface area. D) All gymnosperms are heterosporous.A. 2- correct, 2- incorrectB. 3-correct, 1- incorrectC. 1- correct, 3- incorrectD. 0- correct, 4- incorrect
Answer» Correct Answer - A

Discussion

No Comment Found

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