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Heterotrophs are…………….
a) decomposers                   
b) producers
c) consumers                       
d) all of these

c

Consumers are of ………….types.
a) one types                         
b) two types
c) three types                      
d) none of these

c

Explanation: Primary, secondary and tertiary consumers


Primary consumers feed on
a) feed direct on producers
b) feed on secondary consumers
c) feed on tertiary consumers           
d) none of these

a

Primary consumers in terrestrial habitat are….
a) insects                                              
b) lizards
c) lion                                    
d) tigers


a

oat, sheep and cows are example of
a) primary consumers
b) secondary consumers
c) tertiary consumers         
d) none of these

a

In aquatic habitat the primary consumers are
a) crustaceans                    
b) molluscs
c) fishes                                
d) all of these

a

Explanation: Some fishes are primary consumers