Physical Adaptations
A bird's __________ adapts to its habitat and food source
Beak
Why do Meerkats take turns standing guard?
To look out for danger whilst other eat/rest/work.
Why do many animal species become extinct?
a. they fail to adapt to their changing environment
b. they choose a bad adaptation
c. they develop behavioral adaptations but not physical adaptations
a. they fail to adapt to their changing environment
camouflage
What is an inherited behavior that animals just know how to do?
instinct
Give an example of a physical adaptation.
Camouflage, beak, wings, long neck, claws
What is a behavioral adaptation?
Actions or changes in behavior that an organism makes to improve its survival
Suppose a new predator was introduced into an environment. Which of the following would most likely happen first to the prey animals? They would _________.
a. develop a physical adaptation to defend themselves
b. learn a new behavior to defend themselves
c. become predators to combat changing food webs
b. learn a new behavior to defend themselves
What is sweating and how does it help an animal survive?
An adaptation that helps stay cool
What is an organism? Give an example.
A living thing, such as a person or plant
Name one physical adaptation a dolphin has made to survive in its environment?
The location of its blow hole.
An inherited behavior the animals just know.
a. extinction
b. adaptation
c. instinct
c. What is instinct?
How does the shell of a turtle or armadillo help it to survive?
The shall can provide the animal shelter and protection against predators
Why might polar bear skin be black under their fur?
To help it absorb and retain heat from the sun
What is the difference between physical and physiological adaptations?
Physical or structural adaptions is an often external trait to aid survival, where as physiological is an innate response of an animal to aid survival. Often an internal trait, such as venom or molting.
Give an example of human adaptations.
Choose one and describe how this adaptation makes people's lives better?
examples could include:
sweating to keep cool
shivering to stay warm
using opposable thumbs for grabbing tools
eyelashes keep dirt out of our eyes
read and write to communicate
we use tools to help us communicate, travel, make food, eat, and build shelter.
How is migration an example of a behavioural adaptation?
Migrate to a different location to have better chances of reproduction and/or food sources etc.
A Camel has thick eyelashes, closable nostrils and wide feet. How do these 3 features help it survive?
Nostrils and Eyelashes help against sand, and wide feet from sinking in the soft sand.
Why do birds fly in a V formation when migrating?
Behavioral, it helps them save energy by reducing air resistance for those not at the front.
What does inherited mean?
Passed on from parent to child
3 Physical Adaptations that a Kangaroo has?
- A pouch
- Tail for balance
Describe one behavioural adaptation of a desert animal.
Example: being mostly active at night
The thorny devil lizard has special grooves between its scales that channel water from any part of its body to its mouth. Why is this a physical adaptation and how does it help the lizard?
Because it's body structure allows the thorny devil lizard to collect water from rain or dew, and this helps in very dry environments where water is scarce to absorb as much as possible.
The mimic octopus can change its shape and behaviour to look like other sea creatures. How is this an adaptation, and why is it useful?
It is both physical and behavioral. Mimicry helps to avoid predators by pretending to be more dangerous than it otherwise is.
What is niche?
The role an organism plays in its environment