The characteristics of a political party are
(i) Political parties contest elections and share power.
(ii) They agree on some policies and programmes for the society to promote collective good.
(iii) If a political party is unable to win a majority, it makes an alliance with other parties to form a Coalition Government.
(iv) Political parties try to persuade people that their policies are better than others.
The above characteristics show that political parties are necessary for a democracy.