Compound microscope is commonly used in the schools and colleges. It has two lenses, the objective lens and the ocular lens. It provides a magnification of 1500X. Eyepiece lens is of 10X or 15X power. It is used to observe bacterial, protozoa, various cells, etc.
Dissecting Microscope It is also called stereo microscope. Its magnification power is less than the other microscope. It gives a 3 dimensional picture. Due to the low magnifying power they are used to observe little bigger objects than other microscopes. They are used in the surgeries, dissection, forensic science etc.
Answer:
We should not touch electrical appliances with wet hands because our body is a good conductor of electricity and since we may get electric shocks. ... Also one should avoid getting wet while touching electrical appliances because water is also a conductor not pure one though
Explanation:
Answer:
Changes in the environment affect the food sources available for birds. For example, if a flood was to occur, there would be an abundance of fish to birds to eat. So birds with bigger beaks will be able to eat fish, to live and reproduce offspring with bigger beaks. While birds with smaller beaks will not be able to catch fish to eat, therefore decreasing the population of birds with smaller beaks.
<u>Answer</u>:
Different type of the same procedure that takes the place of the kidneys and cleans the blood are mutually all known as osmoregulation.
<u>Explanation</u>:
Along with kidney there are other organs which helps the body to purify blood. These organs are lungs which exchanges carbon dioxide with oxygen and skin which helps in excreting the extra salt concentration from the body. In invertebrate animals the kidney is not present but osmoregulation takes place with the help of organelles and organs like vacuoles, nephridia, antennal glands, salt glands and malpighian tubules.
It was one Sunday morning. When me and my best friend ( NAME GOES HERE) switched lives we were playing a game and the game had a lot to do with holding hands
