You can carry out a test ,
1- take a sample of the air in a test tube
2-add limewater to the test tube
3- result : if it turns milky/cloudy it has microorganisms
4- reason: because every microorganism respires , and so it produces Carbon dioxide .
and limewater is the test to show the presence of Carbon dioxide .
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Answer:
Pyramid is a good representation of energy flow in an ecosystem because the shape of pyramid is wider at the bottom and pointed at the top. In the ecosystem, population of plants are maximum so it is placed at the bottom of the pyramid while the organisms such as tertiary consumers are placed at the top of the pyramid due to low in population. So pyramid is a good representation.
Answer:
As the choices are not given, so let's have a look at the Ramsar Convention in general.
Explanation:
In 1971, different countries around the globe signed a treaty in Ramsar, Iran for the conservation and sustainable usage of different wetlands around the world. The conservation of wetlands is important because the wetlands have a diversified flora and fauna. Destruction of the wetlands would result in many animals and plant species around the world to become extinct or endangered. Hence, this treaty was signed by different countries of the world as an understanding of the current situation of the wet lands.
"L<span>ieutenants" </span>responsible for an area of the prison, such as recreation or the shu.
The Secure Housing Unit or in short SHU, or isolation facility of a maximum security jail. While in fact, SHU can be utilized to portray any jail's isolation facility, it normally alludes to the unit of the Pelican Bay State Jail , situated in Folsom, California. The term SHU (articulated "SHOE") suggests the lodging unit itself and additionally the Draconian arrangements that contain its operations program. The objective of the program is to "screen, control and separate" around 1,200 of the most unstable and risky detainees in the California prison framework.
