Adaptation for survival

Descripción

a level Biology Test sobre Adaptation for survival, creado por pauldearden el 21/10/2013.
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Test por pauldearden, actualizado hace más de 1 año
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Creado por pauldearden hace más de 10 años
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Resumen del Recurso

Pregunta 1

Pregunta
What is meant by adaptation?
Respuesta
  • A unique feature that makes an organism well suited to the environment it inhabits
  • The process of slow change in living organisms as the best adapted survive to breed successfully

Pregunta 2

Pregunta
What is an extremophile?
Respuesta
  • An organism that lives in temperatures below 40 degrees so their enzymes can work
  • A microorganism that is adapted to live in conditions where enzymes wouldn't usually work because they would denature
  • Organisms that must live in hot, dry conditions

Pregunta 3

Pregunta
Why do large animals find it difficult to cool down?
Respuesta
  • They have a small surface area : volume ratio
  • They usually live in hot conditions
  • They usually live in colder conditions
  • They have more fat to keep them warm
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