Question

Barophilic prokaryotes:

A. grow and multiply in very deep marine sediments  
B. occur in water containing high concentrations of barium hydroxide
C. readily grow and divide in sea water enriched in any soluble salt of barium
D. grow slowly in highly alkaline frozen lakes at high altitudes
Answer :   grow and multiply in very deep marine sediments

Releted MCQ Question on
Botany >> Ecosystem

Releted Question 1

In relation to Gross primary productivity and Net primary productivity of an ecosystem, which one of the following statements is correct?

A. Gross primary productivity is always more than net primary productivity
B. Gross primary productivity and Net primary productivity are one and same
C. There is no relationship between Gross primary productivity and Net primary productivity
D. Gross primary productivity is always less than net primary productivity
View Answer
Releted Question 2

Niche is

A. all the biological factors in the organism's environment
B. the physical space where an organism lives
C. the functional role played by the organism where it lives
D. the range of temperature that the organism needs to live
View Answer
Releted Question 3

The term ecosystem was coined by

A. E.P. Odum
B. A.G. Tansley
C. E.Haeckel
D. E. Warming
View Answer
Releted Question 4

Most animals that live in deep oceanic waters are:

A. secondary consumers
B. tertiary consumers
C. detritivores
D. primary consumers
View Answer

Practice More Releted MCQ Question on
Ecosystem

Practice More MCQ Question on Biology Section

BotanyThe Living WorldBiological ClassificationPlant KingdomMorphology of Flowering PlantsAnatomy of Flowering PlantsCell: The Unit of LifeCell Cycle and Cell DivisonTransport in PlantsMineral NutritionPhotosynthesis in Higher PlantsRespiration in PlantsPlant Growth and DevelopmentReproduction in OrganismsSexual Reproduction in Flowering PlantsPrinciples of Inheritance and VariationMolecular Basis of InheritanceStrategies for Enhancement in Food ProductionMicrobes in Human WelfareOrganisms and PopulationsEcosystemBiodiversity and ConservationEnvironmental IssuesBotany Miscellaneous
ZoologyAnimal KingdomStructural Organisation in AnimalsBiomoleculesDigestion and AbsorptionBreathing and Exchange of GasesBody Fluids and CirculationExcretory Products and Their EliminationLocomotion and MovementNeural Control and CoordinationChemical Coordination and IntegrationHuman ReproductionReproductive HealthEvolutionHuman Health and DiseasesBiotechnology: Principles and ProcessesBiotechnology and its ApplicationsZoology Miscellaneous