Organisms and Populations questions
349 published questions with worked solutions.
- Ecological age groups of a population are I. pre-reproductive II. reproductive III. post-reproductive IV. old-age group V....
- If in a pond there are 20 lotus plants of last year and through reproduction 8 new plants are added. Then the birth rate is
- Population size more technically called ...A... (designated as N) need not necessarily to be measured in ...B... only
- Population density is the population per unit
- Match the following column | Column-I (Term) | Column-II (Description) | |---|---| | (A) Mortality | (1) Number of deaths in the...
- A population growing in a habitat with ...A... resources show initially a ...B... phase, followed by phase of acceleration and...
- Which of the following is true regarding exponential growth?
- The integral form of the exponential growth equation as Nt = N0 e^rt. A. Population density after time t B. Population density at...
- Which of the following factors increase, the size of a population?
- A population has a population density N = 50 and an intrinsic rate of natural increase r = 0.06 per unit time. Find dN/dt for...
- Life history traits of organisms have evolved in relation to the constraints imposed by which components of habitat
- Which one is right for logistic model for population growth? I. Population growth rate increases as the size of population...
- Under a particular set of selection pressure, organisms evolve towards the most ...A... reproductive strategy. Some organisms...
- Find out dN/dt, when carrying capacity is 400, population size is 300 and r is = 0.01
- Logistic growth is represented by which equation
- A (+)→ Population density (N) ←(-) B. If A increases the population density and B decreases then identify A and B
- If natality is represented by -B, mortality by -D, immigration by -I, emigration by -E, population density by -N. Then population...
- When food and space for a population are unlimited? I. Each species has the ability to realize fully its inherited potential to...
- Any species growing ...A... growing under unlimited resource conditions can reach enormous population densities in a short time....
- Graph A and B indicates (graph with carrying-capacity line K; curve A rises steeply without levelling; curve B rises and levels...
Other chapters
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