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Transcript
Living
Things
Microscopes
&
Chemicals
Cells
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Osmosis Respiration
Photo.
Mitosis
Which of the following is NOT a
characteristic that all living things share?
A – Cellular organization
B – Using energy
C – Movement
D - Reproduction
C – Movement
A change in an organism’s
surroundings that causes it to
react is called…
A Stimulus
Which of the following do all
living things need to survive?
A – Water
B – Oxygen
C – Sunlight
D – Carbon Dioxide
A - Water
The source of energy for most
autotrophs is…
The Sun
Homeostasis refers to..
A – an organism’s ability to maintain stable internal
conditions
B – an organism’s ability to compete for living space
C- an organism’s ability to dissolve chemicals
D – an organism’s ability to obtain energy
A – An organism’s ability to
maintain stable internal conditions
The invention of the microscope
made it possible for people to
discover and learn about…
A – Plants
B – Animals
C – Skin
D - Cells
D - Cells
The experiments of Redi and
Pasteur helped to demonstrate
that…
A – Organisms develop over time
B – Organisms do not arise from nonliving materials
C – Organisms respond to stimuli
D – Organisms are made of cells
B – Organisms do not arise from
nonliving materials
Sugar molecules can combine to
form large molecules called…
A – Proteins
B – Starches
C – Enzymes
D - Lipids
B – Starches
The most abundant chemical
found in living things is….
Water
All organic compounds contain
what element?
Carbon
What is the function of a cell
membrane?
A – To protect and support the cell
B – To perform different functions in each cell
C – To control what enters and leaves the cell
D – To form a hard outer covering for the cell
C – To control what enters and
leaves the cell
Which organelle produces
proteins for the cell?
Ribosomes
Cells in multicellular
organisms…
A- All look the same
B – All have the same structure
C – Are quite different from one another
D – Are the same size in every part of the organism
C – Are quite different from one
another
Why is water important for a
cell?
A- Water is the main ingredient in DNA
B- All proteins require water to function
C – Most chemical reactions in cells require water
D – Water is an essential organic compound for the
body.
C – Most chemical reactions in cells
require water
The cell theory states: Cells are
the basic unit of structure and
function, all living things are
composed of cells, and…
All cells are produced from other
cells.
What term refers to the
movement of water molecules
through a selectively permeable
membrane?
Osmosis
What term refers to the
movement of materials through a
cell membrane without using
energy?
Passive Transport
What captures sunlight during
photosynthesis?
Chlorophyll and other pigments
What are the raw materials of
photosynthesis?
CO2, H2O, and energy
Fermentation is the production of
energy without oxygen. Which
of these choices causes alcoholic
fermentation?
A – Carbon Dioxide
B – Lactic Acid
C – Bread
D - Yeast
D - Yeast
What happens during respiration?
A – Oxygen is released into the air
B – Glucose is broken down, releasing energy
C – Carbohydrates are released into the
bloodstream.
D – Water and carbon dioxide are converted into
energy.
B – Glucose is broken down,
releasing energy
Mitosis is the stage during
which…
A – A cell’s nucleus divides into two new nuclei.
B – A cell’s DNA is replicated
C – The cell divides into two new cells
D – The cell’s cytoplasm divides.
A – A cell’s nucleus divides into two
new nuclei.
What are chromatids?
A – Identical strands of chromosomes
B – Identical daughter cells
C – Double rods of condensed chromatin
D – Pigments that absorb light energy
A – Identical strands of
chromosomes
What forms around the
chromatids during mitosis?
Two new nuclei
Each rung of the DNA ladder is
made of…
A – A single nitrogen base
B – A pair of nitrogen bases
C – Three nitrogen bases
D – Four nitrogen bases
B – A pair of nitrogen bases