LeT’S revIew!

1 Copy and complete the table with the words in the box in your notebook.

Mouth Intestine

Liver Digestive Neuron Veins Bacteria

Eukaryotic Prokaryotic Excretory

Eye

Muscle cells

Cell Tissue Organ System a) butterfly c) apple tree e) fern g) lion b) grass d) eagle f) rose bush h) human being a) Living organisms that produce their own nutrients. b) Living organisms that feed on other living organisms. c) The smallest unit in living organisms. d) When a living organism has got only one cell. e) When a living organism has got more than one cell. f) The part of the cell that contains genetic information in eukaryotic cells. g) The fluid inside the cell. h) A group of cells that perform the same function. i) A group of tissues that perform the same function. j) Two or more organs that work together to perform a function.

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2 In your notebook, classify these living organisms as autotrophic or heterotrophic.

3 Look at the crossword and write the definitions for each word in your notebook.

1 Find the words.

2 List the three vital functions of all living organisms in your notebook. Give an example of each one.

mY proGreSS

• I can explain what a cell is.

• I know the difference between different types of cells.

• I can name the main parts of cells.

• I can name the different systems in the human body.

• I can explain what a tissue, an organ and a system are.

• I understand the three vital functions of all living organisms.

Copy the sentences in your notebook. Draw a smiley