14. Assertion Carbonic acid is a weak acid.
Reason it ionizes completely in aqueous solution
15. Assertion: Plants raised by vegetative propagation can bear flower and seed earlier than those
produced from seeds
Reason: Plants which lost capacity to bear viable seeds. can propagate through vegetative
propagation
16. Assertion: Steel core is used as an electromagnet.
Reason Steel gets permanently magnetized when the current flows through the coil
wound around
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Answer:
15. a is true but r is false
16. both a and r are correct and r is the correct explanation of a
Explanation:
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