Organisms and Populations

The figure given below is a diagrammatic representation of response of organisms to abiotic factors. What do A, B and C represent respectively?

The following graph depicts changes in two populations (A and B) of herbivores in a grassy field. A possible reason for these changes is that?

What do 'a' and 'b' represent in the following population growth curve?

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Match List I with List II: List I List II A. Logistic growth I. Unlimited resource availabilitycondition B. Exponential growth II. Limited resource availabilitycondition C. Expanding age pyramid III. The percent…

Given below are two statements : one is labelled as Assertion A and the other is labelled as Reason R. Assertion A : Abingdon tortoise in Galapagos islands became extinct within a decade after goats were introduced.…

Match the following and select the correct option: (a) Earthworm (p) Pioneer species (b) Succession (q) Detrivore (c) Ecosystem service (r) Natality (d) Population growth (s) Pollination

Match List-I with List-II. List-IList-IIA. Both species are harmedI. PredationB. One species is harmed and the other is benefitedII. MutualismC. Both species are benefitedIII. CompetitionD. One is benefited while the…

Match the items in Column$-I$ with those in Column$-\mathrm{II}$: Column$-I$ Column$-\mathrm{II}$ (a) Herbivores-Plants (i) Commensalism (b) Mycorrhiza-Plants (ii) Mutualism (c) Sheep-Cattle (iii) Predation (d)…

Match Column - I with Column - II Column-I Column-II $\left(a\right)$ Saprophyte $\left(i\right)$ Symbiotic association of fungi with plant roots $\left(b\right)$ Parasite $\left(ii\right)$ Decomposition of dead organic…

Match List I with List II: List I (Interacting species) List II (Name of Interaction) A.A Leopard and a Lion in a forest/grassland I.Competition B. A Cuckoo laying egg in a Crow's nest II.Brood parasitism C.Fungi and…

Match List I with List II: List I (Interaction) List II (Species A and B) A.Mutualism I. +(A), 0(B) B.Commensalism II.-(A), 0(B) C.Amensalism III.+(A), -(B) D.Parasitism IV.+(A), +(B) Choose the correct answer from the…