1. The Word Niche Was First Introduced by?
A. Grinnell B. Theophrastus C. Mobius D. none
… A. Grinnell Show Answer
2.Salvaora Oleoides Is Associated With?
A. Tamarix B. Euphorbia Cauducifolia C. Acacia Nilotica D. Mangifera Indica
… A. Tamarix Show Answer
3.In Closed Forest Which Kind Of Dispersion Is Seen Commonly?
A. Random B. Uniform C. Clumped D. None
… C. Clumped Show Answer
4.The Capacity Of Normal Growth And Reproduction?
A. Vitality B. Succession C. Abundance D. None
… A. Vitality Show Answer
5.The Species With high Frequency Is Considered?
A. Constant B. Rare C. Random D. Seldom
… A. Constant Show Answer
6.Woody Lianas Is A?
A. Therophyte B. Cryptophyte C. Phanerophyte D. Geophyte
… C. Phanerophyte Show Answer
7.How Many Stages Are Involved In Aquatic Succession?
… D.7 Show Answer
8.Important Plants That Are Well Suited To Marshy To habitat Are The Members Of?
A.Cyperaceae B. Gramineae C. A & B D.None
… C. A & B Show Answer
9.In Xerosere,The climax Forest May Be?
A.Oak-Hickory Climax Forest B. Beech-Hemlock Climax Forest C. A & B D.None
… C. A & B Show Answer
10.Type Of Succession Occurs On A Fallen Log Or An Aquatic Ecosystem Loaded With Sewage?
A.Primary Succession B. Secondary Succession C. Heterotrophic Succession D.None
… C. Heterotrophic Succession Show Answer
11.In The Second Law Of Thermodynamics,The Capacity Of Energy To Perform Work Is?
A.Constant B. Rational C. Increased D.Decreased
… D.Decreased Show Answer
12.A Food Chain Describes The Pathway Of?
ATransformation. B. Energy Flow C. Consumption D.Regeneration
… B. Energy Flow Show Answer
13.Living organisms use energy in two forms?
A.Chemical and mechanical B. Potential and kinetic C. Radiant and fixed D. None
… C. Radiant and fixed Show Answer
14.7th largest forest in the world is?
A. Alpine scrub forest B. Littoral and swamp forest C. Tropical thorn forest D. Subalpine forest
… B. Littoral and swamp forest Show Answer
15.Tropical thorn forest Occur at elevation?
A. 1200 ft B. 1300 ft C. 1500 ft D. 1600 ft
… A. 1200 ft Show Answer
16.Subtropical pine forests generally are known as?
A. Scrub forest B. Chir pine forest C. Desert forest D. Rakh forest
… B. Chir pine forest Show Answer
17.In Himalayan dry temperate forest vegetation, the humidity is about?
A. 30% B. 50% C. 60% D. 100%
… C. 60% Show Answer
18.In Sub-Alpine forest vegetation, which type of leaved trees present?
A. Narrow leaves B. Broad leaves C. Thin leaves D. None
… B. Broad leaves Show Answer
19.In early days which tree is used for writing materials.
A. Cassia fistula B. Vibernumsalix C. Taxasbaccata D. Betulautilus
… D. Betulautilus Show Answer
20.Open inflammable forest vegetation type is called.
A. Sub-tropical pine forest B. Tropical thorn forest C. Littoral and swamp forest D. Subalpine forest
… D. Subalpine forest Show Answer
21.Subtropical broad-leaved evergreen forests vegetation found in.
A. Gujrat, Attock and Malakand B. Kaghan, Kashmir and Murree C. Nathiagali, sorgan and kaghan D. Both A & C
… A. Gujrat, Attock and Malakandt Show Answer
22.According to Raunkiaer (1934) classification, 21% – 40% frequency species fall in class.
A. Rare B. Occasional C. Frequent D. Abundant
… B. Occasional Show Answer
23.Ground area occupied by a herb, shrub or a tree.
A. Cover B. Canopy C. Basal area D. None
… A. Cover Show Answer
24.Percentage of sampling plots in which a specie occurs.
A. Frequency B. Density C. Abundance D. Relative frequency
… A. Frequency Show Answer
25.All are macronutrients except.
A. Carbon B. Boron C. Oxygen D. Nitrogen
… B. Boron Show Answer
26.Nitrogen percentage in earth atmosphere is.
A. 29% B. 75% C. 78% D. 76%
… B. 75% Show Answer
27.Cryo-persevativation uses to conserve blood.
A. Nitrogen Gas B. Carbon Dioxide C. Calcium D. All
… A. Nitrogen Gas Show Answer
28.Phosphorus cycle is the.
A. Fast cycle B. Fastest cycle C. Slowest cycle D. Slow cycle
… C. Slowest cycle Show Answer
29.Biogeochemical cycles are a form of.
A. Artificial Recycling B. Natural Recycling C. Synthetic recycling D. Both A and C
… B. Natural Recycling Show Answer
30. In nature, most common form of phosphate is.
A. Lithophosphate B. Orthophosphate C. Synthophosphate D. Biophosphate
… B. Orthophosphate Show Answer
31.Organic compounds are complex of.
A. Carbon B. Oxygen C. Nitrogen D. Calcium
… A. Carbon Show Answer
32.Limestone consists of.
A. Calcite B. Aragonite C. Potassium D. Both A and B
… D. Both A and B Show Answer
33.Exoskeleton not contains.
A. Chitin B. Calcium C. Nitrogen D. Potassium
… C. Nitrogen Show Answer
34.Carbon Dioxide consumed by plants by process.
A. Respiration B. Photolysis C. Photosynthesis D. All of the above
… C. Photosynthesis Show Answer
35.The carbonates in water in turn form.
A. Limestone B. Pebbles C. Stones D. Minerals
… A. Limestone Show Answer
36.Since Industrial revolution, %of carbon dioxide becomes.
A. Triple B. Double C. Half D. Zero
… B. Double Show Answer
37.Heat energy from sun causes.
A. Evaportaion B. Evaporation C. Mineralization D. All of the above
… B. Evaporation Show Answer
38.Evaporation of water from plant leaves is.
A. Transportation B. Transpiration C. Perspiration D. Oxygenation
… B. Transpiration Show Answer
39.Clouds move on land surface by wind energy.
A. Advection B. Convection C. Sterilization D. All of the above
… A. Advection Show Answer
40.Transpiration from leaves is like.
A. Animal sweating B. Earth Sweating C. Plants sweating D. All of the above
… C. Plants sweating Show Answer
41.The number of individuals of many species per sampling unit of occurrence.
A. Abundance B. Reabsorption C. Dissimilation’ D. All of the above
… A. Abundance Show Answer
42.Biogeochemical cycles allows survival of ecosystem.
A. Continuous B. Discontinuous C. Both A and B D. Neutral
… A. Continuous Show Answer
43.Primary Role of Phosphorus in.
A. Nucleotides B. Oceans C. Mines D. Sea
… A. Nucleotides Show Answer
44.Phosphate released by erosion of.
A. Water B. Trees C. Rocks D. None
… C. Rocks Show Answer
45. Nitrogen in compounds converted by.
A. Chemical Fixation B. Physical Fixation C. Biological Fixation D. All of the above
… A. Chemical Fixation Show Answer
46.Pseudomonas and Clostridium performs.
A. Evaporation B. Nitrification C. Denitrification D. None
… C. Denitrification Show Answer
47.Enzyme not involve in ammonification.
A. GS B. GOGAT C. GDH D. OPS
… D. OPS Show Answer
48.Plants Absorbs ammonium through.
A. Roots B. Root hairs C. Root side D. Root front
… B. Root hairs Show Answer
49.Nitrification performed by species.
A. Anitrosomonas B. Nitrosomonas C. Nitrisomonas D. None
… B. Nitrosomonas Show Answer
50.If you come across a plant that is difficult to count like.
A. Flower B. Grass C. Leaf D. Shoot
… B. Grass Show Answer