Um dos perigos da utilização de inseticidas clorados (por exemplo, DDT) é que eles são muito estáveis, transferem-se e acumulam-se ao longo da cadeia alimentar dos seres vivos, permanecendo ao longo do tempo nos ecossistemas. Nesse sentido, considere a cadeia representada abaixo: capim , inseto , pássaro , cobra , gavião Nessa cadeia, é de se esperar que a maior concentração de DDT por quilo de organismo seja encontrada?

Hello, i need you to me my teacher sent me a letter to the reader and in the letter i have to put in. why do i want to get 3 points? and he said that of the 4 arguments choose one and that with that argument write the letter these are the arguments: addition: also that, even that, too. comparison: more than, less than, as much as. opposition: but, however. security: without a doubt, of course. those are the 4 arguments and i have to choose just one, i need it it's very urgent you it's about language and literature

Saving issues in current developments

Guilles is a school administrator. he is talking to board members about the need for five more teachers to be added to the faculty in the next two years. he showed the board a prospective budget and tried to convince them of the importance of his plan. which best lists the skills and knowledge he used to run his meeting? long-term planning skills, skills in math and finance, and a friendly attitude for giving presentations teaching skills, knowledge of educational laws, and a friendly attitude for giving presentations skills in math and finance, organizational skills for track information, and knowledge of information systems research skills for tracking information, long-term planning skills, and knowledge of human behavior