A. Polygonum
B. Casuarina
C. Wolffia
D. None of these
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Related Mcqs:
- Due to modification of the environment by the plant community itself, when one community is replaced by another suitable community, the succession is called:
A. Induced
B. Deflated
C. Allogenic
D. Autogenic - If a piece of land which had a plant community becomes barren due to some external thrust, the succession taking place here is called:
A. Induced
B. Deflated
C. Secondary
D. Retrogessive - Plant succession taking place in sandy area is precisely called:
A. Halosphere
B. Psammosphere
C. Xerosphere
D. Hydrosphere - When a plant of hot climate is transferred to colder regions, it gets an injury called:
A. Chilling
B. Thermal death
C. Desiccation
D. Freezing - The alpine forests are classed under the plant group called:
A. Mesotherms
B. Megatherms
C. Microtherms
D. Hekistotherms - Plant groups growing in zones where high temperature alternates with low temperature are called:
A. Megatherms
B. Hekistotherms
C. Microtherms
D. Mesotherms - To prevent wind and water erosion, the crop is sometimes harvested in such a way that a basal stub of the plant is left behind. This phenomenon is called:
A. Ley farming
B. Mulching
C. Basin listing
D. Strip cropping - The last stage of plant succession is:
A. Ecotone
B. Climax stage
C. Seral community
D. Ecotype - The mycorrhizae present in association with higher plant roots are best described as:
A. Keystone species
B. Edge species
C. Critical link species
D. Edaphic pod species - Group of two and more plant groups is known as:
A. Biocoenosis
B. Zoocoenosis
C. Plant community
D. Ecotype
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The correct answer to the question: "Which one is called amphibious plant?" is "Polygonum ".