End of year review: Unit 3

Last updated over 3 years ago

4 questions

Required

1

The smallest unit of an element is a(n) _______.

Required

1

Required

5

Required

3

Last updated over 3 years ago

4 questions

Required

1

The smallest unit of an element is a(n) _______.

Required

1

A(n) _______ is a group of atoms joined by chemical bonds.

Required

5

Match the organelle to the correct definition.

Draggable item		Corresponding Item
chloroplasts		rigid outer layer of a plant cell
nucleus

Required

3

A(n) _______ is a group of atoms joined by chemical bonds.

Draggable item		Corresponding Item
chloroplasts		rigid outer layer of a plant cell
nucleus		gel like fluid where organelles are found
cytoplasm		produces the energy a cell needs to carry out its functions, it is called the powerhouse
cell wall		contains the DNA of the cell
mitochondria		captures energy from sunlight and uses it to produce food in plant cells

gel like fluid where organelles are found

cytoplasm

produces the energy a cell needs to carry out its functions, it is called the powerhouse

cell wall

contains the DNA of the cell

mitochondria

captures energy from sunlight and uses it to produce food in plant cells

Select the organs.

tissue

stomach

skin

cells

systems

heart