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However, within hours of his announcement, Mamata Banerjee, the chief of Mr Trivedi's Trinamul Congress party, rejected the fare increase.
BBC: India railway minister denies resignation reports
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Mr Omar alleged that his attackers were members of the state's ruling Trinamul Congress Party, which is opposing the strike.
BBC: India man loses ear during strike violence
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In May, the Trinamul Congress party led by Mamata Banerjee trounced West Bengal's long-serving communist government on the promise that she would restore the land to the farmers.
BBC: India court rules West Bengal Tata land move is legal
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When they were allies of the BJP-led NDA government, Ms Banerjee's Trinamul Congress, AIADMK and Samata Party - all regional parties - pressured the centre to dismiss governments in West Bengal, Tamil Nadu and Bihar, clearly violative of the federal spirit.
BBC: Is India's federal spirit weakening?