Cells Question Preview (ID: 21981)


Science 7 Cell Review. TEACHERS: click here for quick copy question ID numbers.

What is the most basic unit of life or the smallest living thing?
a) an atom
b) a cell
c) an organ
d) a tissue

What organelle controls the cell or acts as its brain?
a) nucleus
b) mitochondria
c) cytoplasm
d) chloroplast

What is the thick, jello-like substance that fills the cell and surrounds all organelles?
a) nucleus
b) mitochondria
c) cytoplasm
d) chloroplast

What organelle turns food into useful energy?
a) nucleus
b) mitochondria
c) cytoplasm
d) chloroplast

Which organelle is green and performs photosynthesis in plants?
a) nucleus
b) mitochondria
c) cytoplasm
d) chloroplast

Which organelle is found only in plants and helps the cell maintain structure?
a) cell wall
b) cell membrane
c) chloroplast
d) vacuole

Which organelle stores food, water, and waste?
a) cell wall
b) cell membrane
c) chloroplast
d) vacuole

What surrounds the cell and regulates what gets in and out?
a) cell wall
b) cell membrane
c) chloroplast
d) vacuole

What is the most important tool used to study cells called?
a) microscope
b) telescope
c) triple-beam balance
d) calculator

Two or more cells working together are called a _______________.
a) organ system
b) organism
c) tissue
d) organ

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