Diatoms
Lichens
Mosses
Ferns
B. Lichens
the roots are starved
of the mechanical injury to roots
most of the aerial parts are eaten away
of the mechanical injury to branches
Sufficient food will not be available to water organisms
Sufficient oxygen will not be available to water organisms
Drinking water will not be available
B.O.D value of water will decrease
Bharatpur
Kaziranga
Silent Valley
Gir
loam soil
clay soil
sandy soil
poeaty soil
excessive so2 in their air
excessive ammonia in the air
low temperature
high temperature
Succulents
Heterophyllous
Herbaceous
Viviparous
Himachal Pradesh
Haryana
Tamil Nadu
Assam
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
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
storage water
capillary water
field capacity
gravitational water
halophytic
mesophytic
xerophytic
hydrophytic
Tropical regions
Deserts
Temperate deciduous plants
Deserts
a well developed root system
a well developed vascular system
a well developed stomatal system
a reduced vascular system
Nitrogen
Carbon
Phospnorus
Oxygen
frequent cyclones
rainfall
frequent landslides
erosion of soil surface
Typha latifolia
Cyperus rotundus
Parthenium
Eichhornia
purification of water
formation of soil
sterilization of soil
degradation of soil
natural geochemical cycles
the natural flora of a place
the natural wild life of a region
the natural balance of our environment
leukaemia
polio
pneumonia
haemophilia
Marine
Freshwater
Grassland
Pond
sand-silt and clay
silt-sand and clay
clay-sand and silt
clay-silt and sand
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
Protozoa
Oxygen produced by plants
Sunlight
Manure in the soil
Taiga ecosystem
Tundra ecosystem
Savannah ecosystem
Tropical rainforest
green plants systhesize food
the green plants eat everything
they are fixed at a place
none of these
biotic potential
biotic component
biological value
biological amplification
a food chain
genetic drift
ecological succession trend
a phylogenetic trend
the flora on land
the flora in ocean
a community of organisms interacting with each other
that part of earth and its atmosphere which inhabits living organisms
Diatoms
Lichens
Mosses
Ferns
soil structure
organic colloids
crystalloids
none of the above