Phytosociology MCQs With Answers for Master Degree

1. The Word Niche Was First Introduced by?



A. Grinnell

2.Salvaora Oleoides Is Associated With?



A. Tamarix

3.In Closed Forest Which Kind Of Dispersion Is Seen Commonly?



C. Clumped

4.The Capacity Of Normal Growth And Reproduction?



A. Vitality

5.The Species With high Frequency Is Considered?



A. Constant

6.Woody Lianas Is A?



C. Phanerophyte

7.How Many Stages Are Involved In Aquatic Succession?



D.7

8.Important Plants That Are Well Suited To Marshy To habitat Are The Members Of?



C. A & B

9.In Xerosere,The climax Forest May Be?



C. A & B

10.Type Of Succession Occurs On A Fallen Log Or An Aquatic Ecosystem Loaded With Sewage?



C. Heterotrophic Succession

11.In The Second Law Of Thermodynamics,The Capacity Of Energy To Perform Work Is?



D.Decreased

12.A Food Chain Describes The Pathway Of?



B. Energy Flow

13.Living organisms use energy in two forms?



C. Radiant and fixed

14.7th largest forest in the world is?



B. Littoral and swamp forest

15.Tropical thorn forest Occur at elevation?



A. 1200 ft

16.Subtropical pine forests generally are known as?



B. Chir pine forest

17.In Himalayan dry temperate forest vegetation, the humidity is about?



C. 60%

18.In Sub-Alpine forest vegetation, which type of leaved trees present?



B. Broad leaves

19.In early days which tree is used for writing materials.



D. Betulautilus

20.Open inflammable forest vegetation type is called.



D. Subalpine forest

21.Subtropical broad-leaved evergreen forests vegetation found in.



A. Gujrat, Attock and Malakandt

22.According to Raunkiaer (1934) classification, 21% – 40% frequency species fall in class.



B. Occasional

23.Ground area occupied by a herb, shrub or a tree.



A. Cover

24.Percentage of sampling plots in which a specie occurs.



A. Frequency

25.All are macronutrients except.



B. Boron

26.Nitrogen percentage in earth atmosphere is.



B. 75%

27.Cryo-persevativation uses to conserve blood.



A. Nitrogen Gas

28.Phosphorus cycle is the.



C. Slowest cycle

29.Biogeochemical cycles are a form of.



B. Natural Recycling

30. In nature, most common form of phosphate is.



B. Orthophosphate

31.Organic compounds are complex of.



A. Carbon

32.Limestone consists of.



D. Both A and B

33.Exoskeleton not contains.



C. Nitrogen

34.Carbon Dioxide consumed by plants by process.



C. Photosynthesis

35.The carbonates in water in turn form.



A. Limestone

36.Since Industrial revolution, %of carbon dioxide becomes.



B. Double

37.Heat energy from sun causes.



B. Evaporation

38.Evaporation of water from plant leaves is.



B. Transpiration

39.Clouds move on land surface by wind energy.



A. Advection

40.Transpiration from leaves is like.



C. Plants sweating

41.The number of individuals of many species per sampling unit of occurrence.



A. Abundance

42.Biogeochemical cycles allows survival of ecosystem.



A. Continuous

43.Primary Role of Phosphorus in.



A. Nucleotides

44.Phosphate released by erosion of.



C. Rocks

45. Nitrogen in compounds converted by.



A. Chemical Fixation

46.Pseudomonas and Clostridium performs.



C. Denitrification

47.Enzyme not involve in ammonification.



D. OPS

48.Plants Absorbs ammonium through.



B. Root hairs

49.Nitrification performed by species.



B. Nitrosomonas

50.If you come across a plant that is difficult to count like.



B. Grass

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