Preventive and Control Measures for Crop
Preventive and Control Measures for Crop
Protection of Crops: pests are those organisms which damage crops and make them unfit for human consumption. The most common pests are insects, rats, rabbits and birds. Microbes like bacteria, fungi and viruses also cause diseases to crop plants. Some chemicals called ‘pesticides’ are sprayed on crops to destroy pests. Birds can be scared away from the filed by installing scare crows.
Pesticides are used to destory: | |||
| Right Option : A | |||
| View Explanation | |||
Which of the following are correct : (a) Dry or nonperishable food such as cereals, pulses, flour, sugar, spices and nuts can be stored at room temperature in suitable containers or bags after proper drying of it. (b) Perishable food, i.e., those that are likely to be spoiled at room temperature very soon, should be stored at a low temperature. | |||
| Right Option : C | |||
| View Explanation | |||
_______________________food such as cereals, pulses, flour, sugar, spices and nuts can be stored at room temperature in suitable containers or bags after proper drying in the sun followed by drying in shade. | |||
| Right Option : D | |||
| View Explanation | |||
Students / Parents Reviews [10]
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