halophytic
mesophytic
xerophytic
hydrophytic
C. xerophytic
Nitrosomonas
Azotobacter
Nitrobacter
Closteridium
frequent cyclones
rainfall
frequent landslides
erosion of soil surface
Marine
Freshwater
Grassland
Pond
leukaemia
polio
pneumonia
haemophilia
grass � wolf > deer > buffalo
bacteria � grass � rabbit > wolf
grass � insect � bird � snake
grass > snake �insect � deer
Taiga ecosystem
Tundra ecosystem
Savannah ecosystem
Tropical rainforest
storage water
capillary water
field capacity
gravitational water
Forest prevent soil erosion
Forests act as water sheds
Forests have lots of water plants
Forests bring rainfall, in monsoon
closely related species growing in the same niche
closely related species growing in different habitats
distantly related species growing in same habitat
distantly related species growing in different habitats
CO
Hydrocarbons
purification of water
formation of soil
sterilization of soil
degradation of soil
loam soil
clay soil
sandy soil
poeaty soil
Lichens
Algae
Fungus
Fems
A community of organisms interacting with one another
The abiotic component of a habitat
The part of the earth and its atmosphere which inhabits living organisms
The community of organisms together with environment in which they live
producer - consumer - decomposer
decomposer - consumer - producer
producer - decomposer - consumer
consumer - producer - decomposer
parasitic food chain
consumer food chain
detritus food chain
predator food chain
encouragement of growth of microbes to decompose sewage
disinfection of sewage
removal of heavy grit from sewage in the settling chambers
pumping of sewage into aeration tanks for increased microbial activity
green plants systhesize food
the green plants eat everything
they are fixed at a place
none of these
upright
inverted
upright or inverted
none of these
Diatoms
Lichens
Mosses
Ferns
soil structure
organic colloids
crystalloids
none of the above
sand-silt and clay
silt-sand and clay
clay-sand and silt
clay-silt and sand
soil
locomotion of animals
rocks
crop diseases
ozone
carbon monoxide and oxides of sulphur
hydrocarbons and hot air
algae spores and marsh gas
a food chain
genetic drift
ecological succession trend
a phylogenetic trend
biotic potential
biotic component
biological value
biological amplification
suspended hydrophyte
submerged hydrophyte
floating and anchored plant
a free floating hydrophyte
A food chain is a chain of food consumers
A food chain is chain of food producers
A food chain is a series of organisms through which food energy flows in an ecosystem
None of the above
Kashmir
Kerala
Africa
America
when both organisms are benefited
when one organism is benefited without affecting the other
when one organism is affected
when both organisms are affected