IMViC Tests, their principles and significance is explained in this Lecture, learn it from home and answer me...... 1. IMViC tests are used to differentiate E.coli from__________. 2. What is pathway for respiration in heterotrophs? 3. Give examples of heterotrophs. 4. Indole is soluble in______. 5. Why Chloroform is added in Indole test? 6. What is role of 40 % KOH in VP test? 7. Why sole source of Carbon in citrate utilization test must be Citrate only?