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25th Chapter

12th Class Biology Chapter 25 Test

Here you can prepare 12th Class Biology Chapter 25 Ecosystem Test. Click the button for 100% free full practice test.

Second Year Biology Chapter 25 Online MCQ Test for 2nd Year Biology Chapter 25 Ecosystem Preparation

This online test contains MCQs about following topics:.

- Introduction - Ecosystem - Succession - Biogeochemical Cycles

FSC Part 2 Biology Ch 25 Test
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Second Year Biology Chapter 25 Online MCQ Test for 2nd Year Biology Chapter 25 Ecosystem Preparation

Sr. # Questions Answers Choice
1 Who proposed the term 'Niche' in ecology.
  • A. Haeckel
  • B. Grinnell
  • C. Elton
  • D. Darwin
2 Lichen is a symbiotic association between a fungus and.
  • A. Gymnosperm
  • B. Angiosperm
  • C. An alga
  • D. Pterrdophyta
3 Pinus wallichiana pinus roxbugil Abies pindrow picea smithiana Cederous deodara are plants of
  • A. Coniferous alpine and boreal forests
  • B. Temperate deciduous forests
  • C. Tropical rain forests
  • D. Grassland ecosystem
4 Primary succession may start in a dry soil or rock is called.
  • A. Hydrosere
  • B. Xerosere
  • C. Derosere
  • D. Desert
5 The whole of the world land is called.
  • A. Lithosphere
  • B. Hydrosphere
  • C. Ecosphere
  • D. Biosphere
6 A localized group of individuals belonging to the same species is called as.
  • A. Community
  • B. Population
  • C. Ecosystem
  • D. Bio sphere
7 Symbiotic association of analgia living within fungus mycelium is known as.
  • A. Mycorrhiza
  • B. Lichen
  • C. Parasitism
  • D. Root Nodules
8 Biome is a
  • A. Simple community
  • B. Complex community
  • C. Regional community
  • D. Climax community
9 Which one of the following would cause the hardy-weinberg principle to be inacurate?
  • A. The size of the population is very large.
  • B. Individual mate with one another at random
  • C. Natural selection is present
  • D. There is no source of new copies of alleles from outside the population
10 C-Eton defined the Niche as the species.
  • A. Behavior
  • B. Role
  • C. Address
  • D. Habitat

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