An interesting modification of flower shape for insect pollination occurs in some orchids in which a male insect mistakes the pattern on the orchid flower for the female of his species and tries to copulate with it, thereby pollinating the flower. This phenomenon is called
Pseudoparthenocarpy
Mimicry
Pseudopollination
Pseudocopulation
Match the columns :
Column - $I$ | Column -$ II$ |
$(a)$ Predation | $(i)$ Cuscuta and hedge plant |
$(b)$ Commensalism | $(ii)$ Balanus and Chathamalus |
$(c)$ Parasitism | $(iii)$ Cactus and Moth |
$(d)$ Competition | $(iv)$ Orchid and Mango |
What is commensalism ?
$a.$ Loss of unnecessary sense organs
$b.$ Pressence of adhesive organs
$c.$ Presence of suckers
$d.$ High reproductive capacity
$e.$ Well developed digestive system
Choose correct option w.r.t. parasites
Give the scientific names of any two microorganisms inhabiting the human intestine.
Why exotic species become invasive sometime and starts spreading fast because of