Explain why biological colteol methods are generally environmentally superior to chemical pest control methods

Flock x flock y flock z total pieces of food eaten (from previous page) 147 93 60 food percentage* % % % simulated number of birds in flock for 3rd generation** * divide each flock's total pieces of food by 300, the total number of pieces of food eaten. ** multiply the food percentage for each flock by the total number of birds (30).

The response is the basis for vaccination. primary secondary tertiary none of the above

Beth’s hygrometer is reading a temperature of 30 c and a relative humidity of 65%. the humidity in the air is?