The symbiotic association in which one partner gains benefit without benefiting or harming the other is known as:

Related Mcqs:

1. An association between two organisms belonging to different species, which live together for mutual benefit or on partner gets benefit and other, is neither benefited nor harmed is known as:

   A. Predation
   B. Parasitism
   C. Symbiosis
   D. None of these

2. Symbiotic association in which both the partners get benefit and neither cansurvive without the other is called:

   A. Mutualism
   B. Commensalism
   C. Parasitism
   D. None of these

3. A symbiotic association between fungus and roots of higher plants is known as:

   A. Lichen
   B. Mycorrhiza
   C. Mutualism
   D. None of these

4. Mycorrhiza is a symbiotic association between:

   A. Algae and fungi
   B. Algae and bryophytes
   C. Algae and roots of gymnosperms
   D. Fungi and roots of higher plants

5. According to Mc Dougal, the parasitism caused due to fungi and bacteria represent a symbiotic relationship which is:

   A. Social and antagonistic
   B. Nutritive and antagonistic
   C. Social and reciprocal
   D. Nutritive and reciprocal

6. The type of relationship where weaker partner is benefitted and stronger remains unaffected is sometime called:

   A. Allotropy
   B. Allelopathy
   C. Synnecrosis
   D. Allolimy

7. An association between a fungus and an alga is known as:

   A. Lichen
   B. Mycorrhiza
   C. Mutualism
   D. None of these

8. The association of nodule bacteria with leguminous roots is known as:

   A. Saprophytism
   B. Symbiosis
   C. Epiphytism
   D. Parasitism

9. Pakistan Journal of Forestry published quarterly is the major organ for dissemination of research results in addition to that _____ are regularly brought out for the benefit of the field foresters and researchers:

   A. Technical notes
   B. Bulletins
   C. Research reports
   D. Brochures
   E. All of the above

10. 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