WorksheetsCell Processes and Energy
Total questions: 46
Worksheet time: 15mins
Another name for a heterotroph is a
producer
consumer
carnivore
omnivore
Which of the following is NOT true about the products of photosynthesis?
Some of the sugar is made into other compounds, such as cellulose.
Some of the sugar is stored in the plant's cells for later use.
The waste product carbon dioxide is given off through tiny openings on the underside of the leaves.
The products are used by both plants and animals for energy.
Which of the following represents the raw materials of photosynthesis?
carbon dioxide and oxygen
carbon dioxide and water
glucose and oxygen
water and glucose
The main characteristic of the first stage of photosynthesis is
the production of hydrogen and energy.
the production of hydrogen and glucose.
the release of oxygen and carbon dioxide.
the storage of glucose in the plant's cell.
Autotrophs are also known as producers.
True
False
The ultimate source of energy for all living things is the leaf.
True
False
Plants are able to carry out photosynthesis because they contain the organelle known as a mitochondrion.
True
False
One important sugar that results from photosynthesis is cellulose.
True
False
Light energy is changed to cell energy in Stage 1 of photosynthesis.
True
False
The green pigment that absorbs light energy is chlorophyll.
True
False
Fermentation is the opposite process of cellular respiration.
True
False
Fermentation in yeast produces lactic acid.
True
False
In the first stage of respiration, very little energy is released.
True
False
Oxygen is a product of cellular respiration.
True
False
Glucose is a product of photosynthesis.
True
False
Pain and weakness in human muscles are often the result of the build-up of
lactic acids
nucleic acids
carbon dioxide
Plant and animal cells release energy from food as a result of the process of
photosynthesis
fermentation
cellular respiration
The energy-releasing process that does not require oxygen is
oxidation
fermentation
respiration
__________ are the powerhouses of the cell because they are the organelles in which the second stage of cellular respiration takes place.
Mitochondria
Cell Nuclei
Ribosomes
The products of photosynthesis are the __________ of cellular respiration.
gases
chloroplasts
raw materials
The total number of cells in an organism increases as a result of which process?
respiration
photosynthesis
cell division
fermentation
The formation of a cell plate is a characteristic of
cytokinesis in plant cells.
cytokinesis in animal cells.
both A and B.
neither A nor B.
Chromatids are held together by a
spindle fiber.
centromere.
cell plate.
centriole.
The correct order for the parts of mitosis are
prophase, interphase, metaphase, anaphase.
telophase, anaphase, metaphase, prophase.
interphase, prophase, metaphase, telophase.
prophase, metaphase, anaphase, telophase.
Cell division allows organisms to grow, repair damaged structures, and produce energy.
True
False
Mitosis results in the formation of two daughter cells.
True
False
The process in which the cell makes an exact copy of the DNA in its nucleus is replication.
True
False
Cell growth and production of new organelles and enzymes are characteristics of prophase.
True
False
The two rod-like parts that make up a chromosome are called chromatids.
True
False
What stage of the cell cycle is shown in the picture?
mitosis
interphase
anaphase
metaphase
What stage of the cell cycle is shown in the picture?
prophase
interphase
anaphase
metaphase
What stage of the cell cycle is shown in the picture?
prophase
metaphase
anaphase
cytokinesis
What stage of the cell cycle is shown in the picture?
prophase
metaphase
telophase
cytokinesis
What stage of the cell cycle is shown in the picture?
anaphase
metaphase
interphase
telophase
What process is show in the equation?
photosynthesis
cellular respiration
What process is show in the equation?
photosynthesis
cellular respiration
What are the products of photosynthesis?
carbon dioxide and water
oxygen and water
carbon dioxide and sugars
oxygen and sugars
Under which of the following conditions is lactic acid fermentation most likely to occur?
a very fast run
a long walk
sleeping
playing video games
The regular cycle of growth and division that cells undergo is called
replication
the cell cycle
mitosis
anaphase
Carbon dioxide enters plants through the
pigments
chloroplasts
chlorophyll
stomata
What is the structure labeled "X" on the picture?
centromere
chloroplasts
centrioles
stomata
What structure is responsible for moving the chromosomes during mitosis?
nucleolus
chloroplasts
spindle fibers
cytoplasm
Which phase occurs directly after metaphase?
anaphase
telophase
metaphase
prophase
During which phase does the DNA make a copy of itself?
anaphase
telophase
metaphase
interphase
Each chromosome consists of 2 _____.
chromatids
daughter cells
centrioles
spindle fibers
During which stage of mitosis do the centromeres split?
prophase
interphase
anaphase
telophase
