In a subject-centred classroom, it is acceptable that the teacher who is an expert in a subject be the person who impacts that knowledge to the students. Teachers are in control of the whole learning process, planned instructional design and teaching techniques.
Species: 1  The wild parrot is formally known as a Quaker parrot, Quaker parakeet, or Monk parrot or parakeet. 'Parakeet' is the common classification for smaller members of the parrot family. 2  The birds originate from South America, including parts of Brazil, Argentina, Paraguay, Bolivia and Uruguay.
Birds typically have a life expectancy of 10-30 years. The parrot family as a whole - including parakeets, cockatoos, macaws and cockateels - tends to live longer. These birds can have a lifespan of 70 years or more.