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Ecosystem · Question 78

AIPMT 2001MCQEasy📈 Topic in 38% papers+4−1
1

Plant decomposers are:

  1. Protista and Animalia
  2. Animalia and Monera
  3. Monera and fungi
  4. Fungi and plants

Answer

(3) Monera and fungi

Solution

As per NCERT, decomposers break down complex organic matter into inorganic substances like carbon dioxide, water and nutrients.

∵ Fungi and bacteria (kingdom Monera) are the predominant decomposers; they secrete enzymes which degrade detritus into simpler substances.

∴ Plant decomposers are Monera and fungi.

Answer: (3)

AIPMT 2001

Keep practising — Ecosystem

2

Which is the reason for highest biomass in aquatic ecosystem?

  1. Benthonic and brown algae
  2. Nanoplankton, blue green algae, green algae
  3. Diatoms
  4. Sea grass and slime moulds
AIPMT 2000

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All NEET Botany chapters
Class 11The Living WorldBiological ClassificationPlant KingdomMorphology of Flowering PlantsAnatomy of Flowering PlantsCell: The Unit of LifeCell Cycle and Cell DivisionTransport in PlantsMineral NutritionPhotosynthesis in Higher PlantsRespiration in PlantsPlant Growth and Development
Class 12Reproduction 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 Issues
Other chaptersBiomolecules (Biology)