Grass > Wolf �Deer -^Buffalo
Grass � Snake �Insect �Deer
Grass -�Insect >Birds >Snake
Bacteria ->Grass ~>Rabbit -�Wolf
D. Bacteria ->Grass ~>Rabbit -�Wolf
Fly ash
Hydrocarbon gases
CO
soil
rocks
animal diseases
locomotion of animals
producers
consumers
predators
decomposers
a biome
a natural ecosystem
an artificial ecosystem
a community of plants and animals
plants only
animals only
carnivorous animals only
organisms linked in food-chains
a food chain
trophic levels
food webs
ecosystem
CO
Hydro-carbon
community in relation to environment
individuals
environment
water
greater
lesser
the same
very small
commensalism
symbiosis
mutualism
cooperation
chemical factors of soil which affect life
physical factors of soil which affect life
all living organisms which influence other organisms
factors of atmosphere which affect life
Economy in timbering
Clear falling of trees
Prevention of fibres
Preservation of wild animals
mutualism
commensalism
symbiosis
parasitism
leutic
benthic
pelagic
none of these
predator
prey
host
parasite
carnivore
primary consumer
secondary consumer
decomposers
CO
Fluorides
light received from sun
heat liberated during respiration
heat liberated during fermentation
none of these
mortality
natality
both and
none of these
Allopatric
Autogenic
Sympatric
Allogenic
air and water
water and smoke
smoke and fog
fire and water
producers
producers and consumers
decomposers and producers
producers, consumers and decomposers
biosphere
biome
community
ecosystem
primary producer
carnivorous secondary consumer
herbivorous
a decomposers
producers
primary consumers
secondary consumers
top consumers in the food-chain
sand, silt and clay
silt, sand and clay
clay, sand and silt
clay, silt and sand
limited to industrial areas
presence of large quantity of SO^2 in the atmosphere
a natural phenomenon
presence of CO^2 in the atmosphere
hydrophytes
mesophytes
xerophytes
halophytes
producer only
producers and consumers
consumers only
decomposers only
Grass > Wolf �Deer -^Buffalo
Grass � Snake �Insect �Deer
Grass -�Insect >Birds >Snake
Bacteria ->Grass ~>Rabbit -�Wolf