A. Obligate parasitism
B. Facultative parasitism
C. Halotism
D. None of these
Related Mcqs:
- Lichens are well known combination of an alga and a fungus where fungus has:
A. An epiphytic relationship with the alga
B. A parasitic relationship with the alga
C. A symbiotic relationship with the alga
D. A saprophytic relationship with the alga - Which of the following is the use of lichens in case of pollution?
A. They treat the polluted water
B. They act as bio-indicators of pollution
C. They promote pollution
D. Lichens are not related with pollution - Crops in part at least, originating from stool shoots or by other vegetative means:
A. Accessory system
B. Coppices system
C. Uniform system
D. None of these - The following show commensalisms:
A. Sea anemon, hermite crab
B. Bird and rhino
C. Butter fly and sunflower
D. Liver fluck and sheep - Which of the following plants does not show predation?
A. Darlingtonia
B. Viscum
C. Both (a) & (b)
D. Cephalotus - The serotinous cones show:
A. In situ seed germination
B. Longer viability
C. early cone separation
D. All these characters - The moist tropical deciduous forest biomes show predominace of plants like:
A. Larix and Abies
B. Zizyphus and Butea
C. Shorea and Tectona
D. All of these - Type of relationship in which one organism is benefitted while there is no effect on other:
A. Symbiosis
B. Commensalism
C. Mutualism
D. Parasitism - The type of relationship where weaker partner is benefitted and stronger remains unaffected is sometime called:
A. Allotropy
B. Allelopathy
C. Synnecrosis
D. Allolimy - Odum did not recognise the following relationship as a positive interaction:
A. Commensalism
B. Protoco-operation
C. Mutualism
D. Antibiosis
The correct answer to the question: "The lichens show a mutualistic relationship originating from:" is "Halotism ".
