MCQ
What did the De Vries propose?
- ALaw of Dominance
- BNational selection
- CLaw of segregation
- ✓Mutation theory
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Statement $I:$
Decomposition is a process in which the detritus is degraded into simpler substances by microbes.
Statement $II:$
Decomposition is faster if the detritus is rich in lignin and chitin
In the light of the above statements, choose the correct answer from the options given below: