Question

D. Answer the following questions.
1. What is a cell?
2. What are unicellular organisms? Give two examples.
3. How are unicellular organisms different from multicellular organisms?
4. List the levels of organization in a multicellular organism.
5. What is a specimen? What do we use to view a specimen?
6. What is a coverslip? Why do we use it in preparing a slide?
7. Describe the stepwise process of preparing a slide.​

Answer 1

Answer:

2:Organisms which have one cell are known as unicellular organisms. ex- Amoeba yeast

Answer 2

Explanation:

1.the structural and functional unit of body is called as cell.

2. organisms having only one cell. example;amoeba ,paramorcium etc...

3.unicellular organisms contain only a single cell and multicellular organism. contain more than one cell.

4. organelles,cell tissues,organ,organ system, etc.

5.a type of tissues is called as specimen.There are many different forms of microscopy but the one most commonly employed is"brightfield" microscopy where the specimen is illuminated with a beam of light that passes through it (as opposed to a beam of electrons as in electron microscopy).