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12 Questions

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Animal Adaptation and Habitat Survival

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Questions and Answers

What is the main difference between evolution and adaptation?

Evolution leads to gradual changes, while adaptation results in drastic changes.

Evolution occurs at the genetic level, while adaptation is reversible. (correct)

Evolution is a long-term process, while adaptation is a short-term process.

Evolution involves physiological changes, while adaptation involves structural changes.

Which type of adaptation involves certain biochemical reactions in an organism?

Behavioural Adaptations

Physiological Adaptations (correct)

Structural Adaptations

Environmental Adaptations

What led to the gradual evolution of giraffes with longer necks over millions of years?

Availability of taller shrubs and trees

Increased body size of the giraffes' ancestors

Genes for longer necks passed down over generations (correct)

Competition from other herbivores for food

Which animal adaptation involves the ability to migrate or hibernate?

Behavioural Adaptations Signup and view all the answers

What is an example of a physiological adaptation mentioned in the text?

A mammal's ability to maintain constant body temperature Signup and view all the answers

Why do pregnant polar bears bulk up on fat before winter according to the text?

To stay warm during the harsh winter Signup and view all the answers

What is one example of human adaptation mentioned in the text?

Increased production of red blood cells at high altitudes Signup and view all the answers

How does the human body adapt to long hours of exposure to the sun?

By ramping up melanin production to absorb heat Signup and view all the answers

Why do animals living in extremely cold environments have thick fur and fat?

To provide insulation from the cold Signup and view all the answers

Which statement best describes animal adaptation according to the text?

Animal adaptation can involve behavioral changes too Signup and view all the answers

How does the human body protect its DNA from mutation due to UV radiation?

By increasing melanin production to absorb heat Signup and view all the answers

What purpose does the increased production of red blood cells serve at high altitudes?

To compensate for low-oxygen content in the air Signup and view all the answers