AP BIOLOGY

EVOLUTION

PATTERNS OF EVOLUTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
An example of a physical adaptation is
A
an owl hunting at night
B
a rabbit’s large ears
C
a rabbit burrowing underground
D
a viper biting when threatened
Explanation: 

Detailed explanation-1: -Their ears can be rotated 270 degrees to help detect the source of a sound, and can revolve independently to monitor different noises. Second, they assist in thermoregulation. A rabbit’s ears contain an extensive network of blood vessels that provide a large surface area for heat exchange.

Detailed explanation-2: -The long ears of rabbits are most likely an adaptation for detecting predators. In addition to their prominent ears, which can measure up to 6 cm (more than 2 inches) long, rabbits have long, powerful hind legs and a short tail.

Detailed explanation-3: -Rabbits are resilient and adaptable animals. The main adaptations that explain their adaptive success are those regarding their nutrition (great variety of choice and high use), immune system (powerful and developed), and others related to genetics and behaviour.

Detailed explanation-4: -Rabbits are small, furry mammals with long ears, short fluffy tails, and strong, large hind legs. They have 2 pairs of sharp incisors (front teeth), one pair on top and one pair on the bottom. They also have 2 peg teeth behind the top incisors.

Detailed explanation-5: -Rabbits are generally known for their massive ears, but they actually do a lot more than just hear predators and friends. Rabbits ears are crucial for thermoregulation! Their large surface areas allow bunnies to release their heat and keep cool, that’s why bunnies that live in hot areas tend to have the largest ears.

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