Answer:
1.D
2.B
3.Mass
4.A
5.C
Explanation:
I know what these are because I have the vocabulary
Respiratory system helps in breathing and it leads to exhalation of the gas carbon dioxide which is not required by the body. The integumentary system is the first line of defense and protects the body from invadig microbes, dust, and other harmful substances. The digestive system protects the body by enabling digestio of food and providing energy to sustain, further the toxic waste materials are also released during the process.
Answer:
A simulator, a test on animals, or perhaps a study group
Explanation:
Answer:
The answer is Polyculture.
Explanation:
It is a form of agriculture where more than one types of crops and animals are grown at the same place ,imitating the diversity of the natural ecosystem.
This practice is very advantageous because it helps in pest, weeds and disease with minimal chemical input.
Answer:
The correct answer is (3) thermometer
Explanation:
A THERMOMETER quantifies the air temperature. more importantly, thermometers are closed glass tubes containing fluids equivalent to alcohol or mercury. When air across the tube heats the liquid, the liquid expands and strikes up the tube. A scale then exhibits what the true temperature is.