bot i need help
Visible light that reaches the Earth from the Sun is known as white light. Which of the following statements about white light is true?(1 point)
Responses
White light is made up mostly of ultraviolet and infrared light.
White light is made up of only one color.
White light falls within the microwave portion of the electromagnetic spectrum.
White light is made up of a spectrum of many different colors.
The correct statement is: White light is made up of a spectrum of many different colors.
At one time, all living organisms were separated into only two kingdoms—Animals and Vegetables. Once the microscope was invented and improvements in microscopy were made, however, more kingdoms were defined. The Protist kingdom was established in 1866, and the Monera kingdom was added in 1938.The Monera kingdom was later subdivided into the Eubacteria and Archea kingdoms in the1990s. Fungi were classified as plants until 1969. What is one reason why fungi were separated into a new kingdom?
(1 point)
Responses
Fungi are prokaryotic. Plants are eukaryotic.
All fungi are unicellular. All plants are multicellular.
The cell walls in fungi are composed of chitin. Plant cell walls are composed of cellulose.
Fungi are able to undergo photosynthesis and make their own food. Plants get the nutrients that they need by consuming other organisms.
The correct reason why fungi were separated into a new kingdom is: The cell walls in fungi are composed of chitin. Plant cell walls are composed of cellulose.
Different seasons arise as the Earth revolves around the Sun because the Earth's axis is tilted. When the Northern Hemisphere is tilted towards the Sun, what seasons will the two hemispheres be experiencing?(1 point)
Responses
The Northern Hemisphere will be in summer, and the Southern Hemisphere will be in winter.
Both hemispheres will be in winter.
Both hemispheres will be in summer.
The Northern Hemisphere will be in winter, and the Southern Hemisphere will be in summer.
When the Northern Hemisphere is tilted towards the Sun, the correct answer is: The Northern Hemisphere will be in summer, and the Southern Hemisphere will be in winter.
The diagram below shows the lungs, which are the main organs in the respiratory system. What is the main function of the respiratory system?
(1 point)
Responses
to protect the body against foreign substances, such as bacteria and viruses
to send signals from one part of the body to other parts of the body
to exchange oxygen and carbon dioxide gases within the body
to break down food into nutrients that can be circulated throughout the body