Improvement in food resources

Improvement of food resources Worksheet-4

1. Living organisms are used in the preparation of:

A. Fungicides                                B. Insecticides

C. Pesticides                                  D. Biofertilisers

2. Which of the following has highest content of carbohydrates?

A. Wheat            B. Cow pea        C. Guava            D. Soyabean

Improvement of food resources Worksheet-5

11. Which of the following is prepared by growing and mulching of plants by ploughing in the field to increase the fertility of soil?

A. Manure                                      B. Green manure

C. Compost                                    D. Vermicompost

12. Farming done with minimal use of chemical sand maximum use of organic and bio-agents is known as:

A. Intercropping                           B. Crop rotation

Improvement of food resources Worksheet-6

1. Which of the following is a gaseous fumigant?

A. Methyl Bromide                      B. Ethylene dichloride

C. DDT                                           D. Potassium chloride

2. Which of the following revolution is meant for increasing the fish production?

A. White revolution                     B. Green revolution

C. Blue revolution                        D. None of these