Multiple Choice QuestionsWhich one of the following is wrongly matched?
Puccinia - Smut
Root - Exarch protoxylem
Cassia - Imbricate aestivation
Cassia - Imbricate aestivation
An example of endomycorrhiza is
Nostoc
Glomus
Agaricus
Agaricus
B.
Glomus
Nostoc is a blue-green algae capable of fixing nitrogen.
Glomus is associated with endomycorrhiza.
Agaricus or mushroom is an edible fungus of class-Basidiomycetes.
Rhizobium is a symbiotic nitrogen -fixing bacterium found in the root nodules of leguminous plants.
Select the correct combination of the statement (A-D) regarding the characteristics of certain organisms.
A. Methanogens are Archaebacteria, which produce methane in marshy areas.
B. Nostoc is a filamentous blue-green algae, which fixes atmospheric nitrogen.
C. Chemosynthetic autotrophic bacteria synthesise cellulose from glucose.
D. Mycoplasma lacks a cell wall and can survive without oxygen.
B, C
A, B,C
B, C, D
B, C, D
Which one of the following has haplontic life cycle?
Funaria
Polytrichum
fully developed foetus and placenta
fully developed foetus and placenta
Phylogenetic system of classification is based on
evolutionary relationships
morphological features
chemical constituents
chemical constituents
T O Diener discovered a
free infectious RNA
free infectious DNA,
infectious protein
infectious protein
Peripatus is a connecting link between
Ctenophora and Platyhelminthes
Mollusca and Echinodermata
Annelida and Arthropoda
Annelida and Arthropoda
Trichoderma harzianum has proved a useful microorganism for
bioremediation of contaminated soils
reclamation of wastelands
gene transfer in higher plants
gene transfer in higher plants
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