Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents

Your guest activity stays on this device

Sign in to save progress →
Sign in

Ecosystem question

2013 · Q50
Guest · filters and generic practice availableBrowsing as a guest · PYQ filters and generic practice are available. Sign in only for personalised features and saved progress.
  1. PYQ Library
  2. /NEET
  3. /Biology
  4. /Ecosystem
  5. /2013 · Q50

Ecosystem question

2013 · Q50

NEETBiologyEcosystemMCQ+4 / −1
Which one of the following is a primary consumer in maize field ecosystem ?
  1. A
    Phytoplankton
  2. B
    Lion
  3. C
    Grasshopper
  4. D
    Wolf
View written solutionFree

Correct answer: C

Primary consumers are herbivorous organisms that feed on producers. Carnivores are termed secondary, tertiary etc., consumers depending upon their position in food chain. In food chain on land, grasshopper is a herbivore (primary consumer) while wolf and lion are carnivores. Phytoplanktons are producers in aquatic food chains.

PreviousNext

More from Ecosystem

  • Which two distinct microbial processes are responsible for the release of fixed nitrogen as dinitrogen gas (N2) to the atmosphere ?2013 · MCQ
  • Natural reservoir of phosphorus is :2013 · MCQ
  • Which one of the following processes during decomposition is correctly described ?2013 · MCQ
  • Secondary productivity is rate of formation of new organic matter by :2013 · MCQ
  • The second stage of hydrosere is occupied by plants like2012 · MCQ
  • The rate of formation of new organic matter by rabbit in a grassland, is called :2012 · MCQ
  • Identify the likely organisms (a), (b), (c) and (d) in the food web shown below : Includes diagram2012 · MCQ
  • Giiven below is an imaginary pyramid of numbers. What could be one of the possibilities about certain organisms at some of the different levels ? Includes diagram2012 · MCQ