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Food And Cells
Test Description: Life Science Grades 6-8
Instructions: Answer all questions to get your test result.
1) ___ is anything that can cause stuff to move or change.
A
work
B
matter
C
force
D
energy
2) Which of these are forms of energy?
A
heat
B
sound
C
all of these
D
light
3) Which of these are NOT matter?
A
you
B
sound
C
the Sun
D
cells
4) ___ is anything made of tiny particles (like atoms).
A
energy
B
matter
C
cells
D
food
5) A ___ is a group of atoms locked together to form a new larger particle.
A
electron
B
cell
C
matter
D
molecule
6) An example of a food molecule is a ___.
A
sugar
B
matter
C
cell
D
potato chip
7) Our bodies use atoms from food as building blocks to ___.
A
all of these
B
make stuff cells need
C
repair cells
D
make new cells
8) Some important types of atoms found in food are ___, oxygen, hydrogen, and nitrogen.
A
sugar
B
carbon
C
salt
D
water
9) ___ describes organisms that are made of only one cell.
A
monocellular
B
multicellular
C
polycellular
D
unicellular
10) ___ describes organisms that are made of many different cells.
A
multicellular
B
polycellular
C
unicellular
D
monocellular
11) ___ are the smallest unit of life and the building blocks of all living things.
A
organelles
B
cells
C
organ systems
D
organs
12) What are the parts inside a cell called?
A
organ systems
B
organelles
C
tissue
D
organs
13) ____ is the process where organisms move oxygen, water, food into their cells.
A
respiration
B
sensitiviity
C
excretion
D
nutrition
14) ____ is the process where organisms move wastes out of their cells.
A
respiration
B
excretion
C
nutrition
D
sensitivity
15) ____ is the process where organisms take in oxygen so they can release the energy stored in food.
A
excretion
B
sensitivity
C
respiration
D
nutrition
16) ____ is the process where organisms detect things in their surroundings using their touch, sight, hearing, smell, or taste.
A
sensitivity
B
nutrition
C
excretion
D
respiration
17) ___ living things are made of cells.
A
very few
B
some
C
all
D
most
18) To be considered food, a substance must contain ___.
A
both matter and energy
B
only matter / atoms
C
lots of nutrients
D
only energy
19) The average human is made of about thirty-seven (37) ___ cells.
A
thousand
B
million
C
trillion
D
billion
20) Billions of cells in your body grow old and die every ___ - so your body must make new cells to replace them.
A
year
B
month
C
week
D
day
*select an answer for all questions
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