GRADE6

1- the ............ is responsible for th entry and exit of water into and out of the cell.

• cell membrane

• muscle cell

• nucleus

• bone cell

2- The structure which is present in plant cell and not in animal cell is

• cell membrane only

• cell wall only

• cell wall and nucleus

• cell membrane and nucleus

3- growth of living organisms is resulted from increasing the ........ of cells in the body

• length

• size

• number

• mass

4- the body of ...... is composed of one cell

• human

• bacteria

• big tree

• animal

5- your body grows up due to the increase in number of your body.........................

6- to see the structure of bacteria, we need to use...........................

7- cell is the building unit of both living organisms and non living organisms.

• wrong

• right

8- the cells that build up a fish body are similar to that of onion plant

• wrong

• right

all of the following are from parts of microscope , except .....................

• eyepiece

• stage

• mirror

• coverslip

when you examine a piece of onion under microscope using the low power objective lense, you'll see the cells of onion in.....................size

• medium

• big

• very big

• small