Organisms and Populations questions
349 published questions with worked solutions.
- Competition for light, nutrients and space is most severe between
- Statements I. Recent studies support competition as suggested in 'Gause's Competitive Exclusion Principle' II. Gause's hypothesis...
- Level of competition between species depends on I. availability of resources II. population density III. group interaction of...
- Asymptome stage of the population is the stage of population in which the population is
- Pollination is an example of
- Commensalism is the interaction in which
- Population interactions table: Organism A, Organism B, Name of interaction: (+,+)=Mutualism; (-,-)=A; (+,-)=Predation; (+,-)=B;...
- To avoid the competive exclusion principle two similar species live in same area, they may evolve to become more different in...
- An indirect competition for shared resources such as a particular nutrient is called
- Population A has intrinsic rate of natural increase (r) = 0.2, Population B has r = 0.3, Population C has r = 0.4 and Population...
- When the value of 'r' is significantly low as compared to another competing species, this is better known by
- A parasite that lives on another parasite is called
- A female fig wasp enters the syconium of a fig, pollinates the flowers and lays eggs in the ovaries of some of the flowers. The...
- In laboratory experiments, two species of the protist Paramecium were grown alone and in the presence of the other species....
- Why do predators rarely become so proficient at acquiring prey that they drive the prey population to extinction?
- The birth and death rates (per 1000 per year) of four countries are given below. Which one will have the least population growth...
- Which of the following is inappropriately defined? I. A host is an organism that provides only food and shelter to another...
- A mutually beneficial association necessary for the survival of both partners is
- The principle of competitive exclusion was stated by
- The logistic population growth is expressed by the equation
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Alcohols, Phenols and EthersAldehydes, Ketones and Carboxylic AcidsAlternating CurrentAminesAnatomy of Flowering PlantsAncient Indian HistoryAnimal KingdomApplication of DerivativesArea Under CurveAromatic Compounds and Aryl HalidesAtomsBasic Mathematics and LogarithmBinomial TheoremBiodiversity and ConservationBiological ClassificationBiomoleculesBiotechnology and Its ApplicationsBiotechnology: Principles and ProcessesBody Fluids and CirculationBreathing and Exchange of GasesCell Cycle and Cell DivisionCell: The Unit of LifeChemical Bonding and Molecular StructureChemical Coordination and Integration