7B
*Respiration: It is the process by which the food taken is
made into energy and used for other activities. It’s a
chemical reaction and it breaks down food to release
energy.
*Sensitivity: Living organisms can sense anything around
in their environment and react according to it.
*Growth: It is the increase in size, body mass and the
number of cells in the body.
*Reproduction: It is the production of offsprings of their
own kind.
*Excretion: It is the process by which the not needed
toxic metabolic waste out of the body through the form of
urea, sweat and urinating .
*Nutrition: It is needed in our body in the form of
nutrients from the environment. Plants take in water and
carbon dioxide to make glucose whereas animals take in
nutrients from other organisms.
MICROBES
*Microbes are organisms that only be seen by a
microscope.
*They are different groups for microbes.
*Microscopes are devices that are used to focus on
microorganisms easier than a naked eye.
*Two types: Light and electron microscope.
*Light microscopes use light to focus on an object that can
magnify by 1000 times.
*Electron microscopes use electrons that magnify up to 1
million times. There are two types that are SEM and TEM.