Drainage CBSE class 9 pdf free download. All exercise questions and solutions and multiple choice questions with answers drainage pdf download DRAINAGE EXERCISE : 1. Choose the right answer from the four alternatives given below . (i) In which of the following states is the Wular lake located? (a) Rajasthan (b) Uttara Pradesh (c) Punjab (d) Jammu and Kashmir Answer: - (d) Jammu and Kashmir (ii) The river Narmada has its source at (a) Satpura (b) Brahmagiri (c) Amarkantak (d) Slopes of the Western Ghats Answer: - (c) Amarkantak Which one of the following lakes is a salt water lake? (a) Sambhar (b) Dal (c) Wular (d) Gobind Sagar Answer: - (a) Sambhar (iii) Which one of the following is the longest river of the Peninsular India? (a) Narmada (b) Krishna (c) Godavari (d) Mahanadi Answer: