Eagle is bird of prey (who eats meat). Its beak is strong and sharp. This structural adaptation helps it to .....................
find a shelter
ripping meat
escape.
Humpback whales use singing for...............
having fun with whales
hide from enemies
communication
When light falls on a dark surface_____
the surface absorbs the light
light passes through it.
the light is refracted
Raise the thumb up or lower it down a kind of ___
waves
colors
codes
Fish extracts oxygen out of the water by ...................
fins
skin
gills
Our eyes help us see what's around us. What is the organ responsible for perceiving what we see with our eyes? ...........
The esophagus.
The stomach
The brain
All of the following are components of the nervous system except____
nerves
heart
brain
Surface that regularly reflects light ...............
rough and dark
dark with impurities
smooth and shiny
.............. panting to lower her body temperature.
Foxes
Lions
Bats
Sameh drives his bike and while that he hears a car behind him, he turns away so as not to hit it. The system that received a signal made Sameh realize that is .....
the circulatory system
the digestive system
the nervous system
Stomach is a part of the digestive system that ..........
absorbs nutrients from food
delivers food into the esophagus.
converts solid food into liquid
Adel wanted to make a suitable box through which he could see what was inside without having to open it. What material should be used?
carton
Wood
transparent plastic.
One of the behavioral adaptations that help the animal protect itself from enemies __
reproduction
extinction
blend in
Which of the following allows pass the light through it?
glass
moon
wood
What happens to living things that can't adapt to the conditions of its environment
they can survive in the environment
keep their number constant
they can't stay in the environment
Each of the following is considered a source of light except .........
the lamp
the sun
the eye
When you determine a sweet or bitter taste, you have used___
the tongue
the ear
the nose
The ability to turn the head in all directions ,....................
dolphins
Snakes
owl
The light-reflecting materials like_______
paper
plastic
mirrors
When you put your hand on a hot surface, the brain sends a message to the muscles and the action that comes from you immediately after it is to...
pull your hand away from a hot
You will do nothing
Keep placing your hand
What feature of light helps you see yourself in the mirror?
short rays
refraction
reflection
The organ responsible for the sense of sight____
_____Your sensation of hot weather depends on sensory receptors in the
eare
nose
What is adaptation?
Feature owned by living things to help them survive.
The process by which new species appear.
A process of getting rid of harmful substances in living things.
To communicate through the sense of sight we need ............ ;
making sound
hearing music
availability of light
Animals can communicate with each other through____
sounds and lights
talk
writing
Animals can communicate with each other by... ......
reading.
the Sound
Writing.
Which of these examples of hid or a camouflage?
the fox is golden like its environment.
Camel broad feet
Camel hump
Animals that live in a hot environment have ........................ ears to help her, and allow heat to escape to be cool.
small
short
long
Adaptations include changes that ...............in the environment.
improve species survival
reduce life span for individuals
reduce reproduction process