A mother is fearful that the hospital sent her home with the wrong baby she has type B blood and her husband has type AB their baby is type O did the hispital make a mistake

Yes, there was a mistake

Explanation:

The mother is of type B blood whose genotype can be BB or BO

The father is of type AB blood whose genotype is AB

The baby is of type O blood whose genotype is OO

Thus, if the mother is of BB and the father AB, the can only produce children of AB and B bloodtype.

If the mother is of BO and the father AB, the can only produce children of AB, A and B bloodtype. There will not be able to produce a child of O bloodtype in an of the cases above.

correct answer: understand the different control methods available

integrated pest management is an strategy that is based on the ecosystem and try to prevent the pest and the damage caused by them by applying combination of technique like habitat manipulation, biological control and use of resistant varieties.

the main aim of the integrated pest management is not to completely eliminate the pest but to strengthen the ecosystem so that conditions are favorable for plants and unfavorable for pests.