a well developed root system
a well developed vascular system
a well developed stomatal system
a reduced vascular system
D. a reduced vascular system
soil structure
organic colloids
crystalloids
none of the above
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
Solar energy
Hydro-power
Natural gas
All of these
Tropical regions
Deserts
Temperate deciduous plants
Deserts
excessive so2 in their air
excessive ammonia in the air
low temperature
high temperature
Nitrosomonas
Azotobacter
Nitrobacter
Closteridium
frequent cyclones
rainfall
frequent landslides
erosion of soil surface
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
a well developed root system
a well developed vascular system
a well developed stomatal system
a reduced vascular system
soil
locomotion of animals
rocks
crop diseases
Bharatpur
Kaziranga
Silent Valley
Gir
storage water
capillary water
field capacity
gravitational water
Diatoms
Lichens
Mosses
Ferns
Protozoa
Oxygen produced by plants
Sunlight
Manure in the soil
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
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
halophytic
mesophytic
xerophytic
hydrophytic
purification of water
formation of soil
sterilization of soil
degradation of soil
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
CO
Hydrocarbons
the roots are starved
of the mechanical injury to roots
most of the aerial parts are eaten away
of the mechanical injury to branches
Typha latifolia
Cyperus rotundus
Parthenium
Eichhornia
green plants systhesize food
the green plants eat everything
they are fixed at a place
none of these
Succulents
Heterophyllous
Herbaceous
Viviparous
grass � wolf > deer > buffalo
bacteria � grass � rabbit > wolf
grass � insect � bird � snake
grass > snake �insect � deer
decomposition of animals and plants by bacteria
photosynthesis by green plants
fermentation of sugars
sun-light
In which individuals interact with each other
In which life originated
The name of a bird
Organic compound by which life diminih
producer - consumer - decomposer
decomposer - consumer - producer
producer - decomposer - consumer
consumer - producer - decomposer
Botanical Survey of India - Calcutta
St. Xavier's Herbarium - Mumbai
Central National Herbarium - Calcutta
IARI - New Delhi