Question

1. Select the odd one out on the basis of preservatives method a) common salt b) sugar c) oil & vinegar d) pasteurisation 2. The percentage of nitrogen in air is about. a) 21 b) 0.0029 c) 72 d) 78 3. There are given some statements about nitrogen cycle & N2 fixation , select the correct statements a) Rhizobium involved in nitrogen fixation b) Rhizobium live in root nodules of leguminous plants c) Nitrogen is one of constituents of all living organism d) all of these 4. Nitrogen are the constituents of a) vitamins b) hormones c) enzyme d) all of these 5. The name of a bacterium that helps in the formation of curd. a) lactobacillus b) spirogyra c) cholera d) none of these 6. Select the odd one out a) bean b) soybean c) pea d) gram 7. What does yeast produce during respiration? a) CO2 b) O2 c) nitrogen d) sulphur 8. Which of the following human disease caused by bacteria a) polio b) small pox c) chicken pox d) Typhoid 9. Select Odd one out a) streptomycin b) penicillin c) erythromycin d) Covishield 10. Which of the following disease caused by protozoan a) polio b) small pox c) dysentery d) Typhoid​

Answer 1

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Answer 2

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This is Assignment 14 I have solved it