Answer:
A keystone species is an organism that helps define an entire ecosystem. Without its keystone species, the ecosystem would be dramatically different or cease to exist altogether. ... Any organism, from plants to fungi, may be a keystone species; they are not always the largest or most abundant species in an ecosystem.
Answer: Ozone in the stratosphere is made up of three (3) oxygen atoms while Oxygen we breathe consists of two (2) atoms
Explanation: Oxygen in the atmosphere is a diatomic molecule, this means it is made up of two oxygen atoms. Ozone is a blue gas with a pungent odor, it is a triatomic molecule, this means it is made up of molecules containing three oxygen atoms. Ozone protects living organisms by preventing ultraviolet rays from reaching the Earth's surface.
Answer:
helps us to learn about different kinds of plants and animals, their features, similarities and differences.It enables us to understand how complex organisms evolve from simpler organisms
Explanation
step by step
Answer:
Morphospecies, phylogenetic, and biological species concepts are used by scientists for classification.
Explanation:
Rover (or sometimes planetary rover) is a space exploration vehicle designed to move across the surface of a planet or other celestial body. Some rovers have been designed to transport members of a human spaceflight crew; others have been partially or fully autonomous robots. Rovers usually arrive at the planetary surface on a lander-style spacecraft.[1] Rovers are created to land on another planet, besides Earth, to find out information and to take samples. They can collect dust, rocks, and even take pictures. They are very useful for exploring the universe.