A water co-efficient Mesophyte is:
1.Cappais
2. Agave
3. Acacia
4. Hemeris
Posted Date:-2022-09-25 07:55:58
Avicennia, Rhizophora andAtriplex are:
1. Xerophytes
2. Halophytes
3. Hydrophytes
4.Mesophytes
Posted Date:-2022-09-25 07:40:31
Best soil for plant growth is:
1.Grit
2. Sandy
3.Soily
4. Clay
Posted Date:-2022-09-25 07:49:14
Best type of pyramid which is always true is:
1. Pyramid or energy
2. Pyramid of Biomass
3.Pyramid of number
4. Both (a) and (c)
Posted Date:-2022-09-25 08:04:16
Biodiversity Act of India was passed by the Parliament in the year:
1. 1996
2.1992
3.2002
4. 2000
Posted Date:-2022-09-25 08:21:22
Biosphere means:
1.Atmosphere
2. Lithosphere and ionosphered
3. Atmosphere, lithosphere and hydrosphere
4.Hydrosphere lithosphere and ionsophere
Posted Date:-2022-09-25 08:03:03
Decomposers are:
1. Autotrophs
2. Autohetrotrophs
3. Organotrophs
4. Heterotrophs
Posted Date:-2022-09-25 08:04:49
Dudhwa National Part is located in:
1. In Himachal Pradesh
2. In Uttar Pradesh
3. In Madhya Pradesh
4. Arunachal Pradesh
Posted Date:-2022-09-25 08:19:36
During food chain the maximum energy is stored in :
1. Producers
2. Decomposers
3. Herbivoures
4. Camivourse
Posted Date:-2022-09-25 07:59:53
Ecological pyramids were first devised by:
1.Charles Eltom
2. R. Hesse
3.R.A. Lindemann
4. Justus von Liebig
Posted Date:-2022-09-25 08:01:01
Ecology deals with:
1.The arth and plants
2.The relationship between organisms and their environment
3. Economical growth of poor people
4. The life under sea
Posted Date:-2022-09-25 08:14:29
Exchange of water in submerged plant:
1.Stomata
2. Normal surface
3. Hydathode
4.Lenticel
Posted Date:-2022-09-25 07:50:39
Gravitated carried soil is:
1. Alluvial
2. Muddy
3.Glacier
4. Compound
Posted Date:-2022-09-25 07:56:33
Hibernation of some animals:
1. Regular
2. Periodic
3.Suddenly
4. Temporary
Posted Date:-2022-09-25 07:53:19
Identity the Hetero Organism:
1. Pistia
2.Hydrilla
3.Vallisnaria
4. Casurina
Posted Date:-2022-09-25 07:54:18
In the phosphorus cycle, weathring makes phosophate available first to:
1. Producers
2.Decomposers
3. Consumers
4. None of these
Posted Date:-2022-09-25 08:02:00
Kanha National Park is famous for:
1.For Birds
2. For Tendua
3. For Tiger
4.For Crocodile
Posted Date:-2022-09-25 07:57:00
Lion-tailed Macaque is found in:
1.Western Ghats
2.Caucasus
3.Eastern Ghats
4. Western Himalaya
Posted Date:-2022-09-25 08:17:18
Maximum amounts of humus occurs on:
1. In lower most layer
2. In upper layer
3. In Middle layer
4.Same everywhere
Posted Date:-2022-09-25 07:41:01
More than 70 of world freshwater is contain in:
1. Antarctica
2.Glaciers and mountains
3. Greenland
4. Polar ice
Posted Date:-2022-09-25 08:06:07
Mycorrhiza is an example to:
1. Decomposers
2. Endoparasitism
3.Symbiotic relationship
4.Ectoparasitism
Posted Date:-2022-09-25 07:41:30
Physical and chemical properties of soil studied by :
1. Climatic factor
2.Biotic factor
3.Soil factor
4.Topographic factor
Posted Date:-2022-09-25 07:53:47
Plant roots soil water is:
1.Cellular water
2. Surface water
3.Humidity water
4. Gravitational water
Posted Date:-2022-09-25 07:50:13
Plants growing in saline soil with high salt concentration are:
1.Xerophytes
2.Halophytes
3.Heliophytes
4.Hydrophytes
Posted Date:-2022-09-25 07:44:01
Primary succession occurs in :
1.Primary succession occurs
2. Previously unoccupied area
3. Both of the above
4.None of these
Posted Date:-2022-09-25 08:08:37
Project tiger in India was started in the year:
1. 1973
2. 1981
3. 1985
4.1986
Posted Date:-2022-09-25 08:18:45
Red Data Book is produced by:
1.IUCN
2. WWF
3. IBWL
4.None of these
Posted Date:-2022-09-25 08:21:55
Reserve biosphere of Sundarban is situated in which of the following states :
1.Bihar
2. Uttar Pradesh
3. Assam
4. West Bengal
Posted Date:-2022-09-25 08:20:46
Root hair absent in:
1.Hydrophyte
2.Halophyte
3. Mesophyte
4.Heliophyte
Posted Date:-2022-09-25 07:55:28
Shola forests are found in :
1.Eastern Coast of Orissa
2. North East Himalayas
3. Western Ghats (Kerala)
4.Decian Plateau
Posted Date:-2022-09-25 08:15:31
Small extremite animals of tropicalregion:
1.Allen’s law
2. Bergmen’s law
3. Dollo’s law
4. Cope’s law
Posted Date:-2022-09-25 07:52:52
Soil developed from sedimented rock:
1.Force Science
2. Edaphology
3.Pedogenesis
4.All of these
Posted Date:-2022-09-25 07:48:40
Soil particle determine the character of:
1. Organisation
2. Biomass
3. Area capacity
4. Soil plants
Posted Date:-2022-09-25 07:49:45
Soil transported by air is:
1. Alluvial
2. Glacial
3.Colluvial
4.(Eolian
Posted Date:-2022-09-25 07:45:44
Submerged Rooted Hydrophyte are:
1.Uticularia
2. Prapa
3.Nymphea
4.Vallisnaria
Posted Date:-2022-09-25 07:51:10
That animal who can bear one third loss of water of one third body weight is:
1. Necturus
2.Camel
3.Wall Lizzard
4. Kyton
Posted Date:-2022-09-25 07:54:57
The average efficiency of energy transfer from herbivoure to carnivorce level is :
1. 5%
2.10%
3. 20%
4.30%
Posted Date:-2022-09-25 08:00:25
The largest ecosystem is :
1.Forest ecosystem
2. Marine ecosystem
3. Pond ecosystem
4.Grassland ecosystem
Posted Date:-2022-09-25 08:05:20
Water co-deficient contains:
1.Large thin walled cells
2. Large-vacuoles
3.Membrane
4. All of these
Posted Date:-2022-09-25 07:51:41
What is the main cause of extinction of some species in tropical forests?
1. Deforestation
2. Afforestation
3.Pollution
4.Soil erosion
Posted Date:-2022-09-25 08:11:12
When births are equal to deaths, it is:
1.Plateau stage
2.Exponential stage
3. Early growth stage
4.Acceleration stage
Posted Date:-2022-09-25 07:44:34
Which of the following ecosystem has highest gross primary productivity:
1. Grassland
2.Coral reefs
3.Mangrooves
4. Rainforests
Posted Date:-2022-09-25 08:01:30
Which of the following is the most stable ecosystem?
1. Mountain
2. Desert
3.Forest
4.Ocean
Posted Date:-2022-09-25 08:07:11
Which one of the following is not used for construction of ecological pyramid?
1. Dry weight
2.Number of individuals
3.Rate of energy flow
4.Fresh weight
Posted Date:-2022-09-25 08:09:32
Which one of the following pair is mismatched?
1. Prairies-Epiphytes
2.Tundra-Permafrost
3.Savannaha-Acacia trees
4. Coniferous forests-Evergreen trees)
Posted Date:-2022-09-25 08:06:42
Which plants is found in mangroove zone?
1. Rhizophora
2.Acacia
3.Pinus
4. Tectona grandis
Posted Date:-2022-09-25 07:45:07
Which type of living organisms given below are listed in Red Data Book�
1.Rare species
2. Rare and endangered species
3. Endangered species
4. None of these
Posted Date:-2022-09-25 08:20:11
Which types of the following pyramid are never inverted?
1. Pyramid of energy
2.Pyramid of biomass
3. Pyramid of number
4. Pyramid of dry biomass
Posted Date:-2022-09-25 08:02:30
Who introduced term Ecosystem?
1.Leaneous
2. Reiter
3.Odum
4. Aristle
Posted Date:-2022-09-25 07:48:08
Xerophyte Contains:
1.Deep roots
2. Sunken stomata
3.Thick cuticle
4. All of these
Posted Date:-2022-09-25 07:52:16