اختبار ساينس SCIENCE - سادسة ابتدائي مقرر اكتوبر - CELL

……….It surrounds the plant cell from outside

……..A group of tissues involved in performing a particular function.

Cell  works together to form………

………..It surrounds the cell

Lung, eye, stomach  are considered as ……..

Cellular respiration   It's a process of using …….gas to get chemical energy from food 

……  It is responsible for controlling cell activities

………. He was the first person to use the word "cell"

……It is the gelatinous liquid inside the cells in which other cell parts float

Living organisms are classified according to the number of cells into

Different cells have different structures.

Most cells have cytoplasm, a cell membrane, a nucleus, and mitochondria

……..They are powerhouses that supply the cell with energy.

If the microscope wasn't invented. Scientists would not be able to discover the cell and its structure

A human has about …….cells

Unicellular organisms  are organisms made up of…………

 ………It's a structure within the cell that has a special function.

…….A group of similar cells that share a common origin and perform the same function

The function of the cell wall.............

They are organisms that have no more than one cell

……… It is located inside the membrane

You can change the magnifying power by changing the…………

we look at the slide through the .....

The nucleus of a cell was discovered through observation of numerous ………

Scientists use  …………….to observe some too small things