Which one of the following is a right matching pair of certain organism(s) and the kind of association
Shark and sucker fish-Amensalism
Algae and fungi in lichens-Mutualism
Orchids growing on trees-Parasitism
Cuscuta (dodder) growing in other flowering plants-epiphytism
Name important defence mechanisms in plants against herbivory.
Match Column $- I$ with Column $- II.$
Column $- I$ | Column $- II$ |
(a) Saprophyte | (i) Symbiotic association of fungi with plant roots |
(b) Parasite | (ii) Decomposition of dead organic materials |
(c) Lichens | (iii) Living on living plants or animals |
(d) Mycorrhiza | (iv) Symbiotic association of algae and fungi |
Choose the correct answer from the options given below
$(a)\quad (b)\quad (c)\quad (d)$
Give a suitable example for commensalism.
In figs pollination done only by..............., not by any another.
It is much easier for a small animal to run uphill than for a large animal, because