WorksheetsUnit 1 Test
Total questions: 24
Worksheet time: 12mins
Which of the following are characteristics of living things?
Take in and use water; reproduce; share similar chemicals
Share similar chemicals; made of cells; breathe air
Reproduce; made of cells; exhale carbon dioxide
Made of cells; reproduce; grow and develop
I am a semi-permeable membrane, just like a cell's skin. I decide what goes out as well as what comes in.
cell membrane
cell wall
cytoplasm
endoplasmic reticulum
Why do our muscles need lots of mitochondria within their cells?
because muscles do a lot of work and the mitochondria give them extra energy to perform
because muscles need strength and the mitochondria give them sugar they need to get strong
because muscles need to remove lots of waste and mitochondria help get rid of digested material
because muscles are red and mitochondria are red too
Which is NOT one of the four needs of living things?
oxygen
shelter
water
food
I am made by the nucleolus, creating proteins as building blocks. I can be free or go on the ER, I'm an organelle that rocks!
Nucleus
Ribosome
Chloroplast
Endoplasmic Reticulum
The cell membrane is considered "selectively permeable" because it...
is picky about what goes into and out of the cell
allows anything through that want to enter or exit
cannot control what wants to enter or exit
is choosy about what enters, but does not care what exits
During photosynthesis, plants make a sugar called
sucrose
glucose
dextrose
sucralose
I am like a water tower, fluid filled, collecting waste. I hold materials for the cell so nothing gets displaced.
vacuole
nucleus
ribosomes
lysosome
Living things can reproduce either _____ or ______.
sexually or unsexually
asexually or unsexually
sexually or dissexually
sexually or asexually
I make glucose, a sugar, and I'm found in plants like trees. I'm green and I'm sly, using the sun's energy.
nucleus
ribosome
chloroplast
vacuole
In a marine ecosystem, how might an aquatic plant and a shrimp coexist? The shrimp provides ___ for the plant, while the plant provides ___ for the shrimp.
oxygen; carbon dioxide
sugar; sunlight
sugar; water
carbon dioxide; oxygen
A unicellular organism is a living thing made of
one organelle
one cell
more than one organelle
more than one cell
Which of the following places the levels of organization of a multicellular organism in the correct order?
cell-organ-organ system-organism-tissue
cell-tissue-organ-organ system-organism
tissue-cell-organ-organ system-organism
organism-cell-tissue-organ-organ system
Why do grocery stores mist their vegetables with water?
so the vegetables wilt and look old and bruised
so the vegetables stay fresh and crisp
so the vegetables won't lose their color
so the vegetables mold faster
Identify the response in this scenario: you touch your hand to a hot stove and quickly remove it because it burns.
the stove
the burn
removing your hand
touching the stove
Which of the following statements is not part of the cell theory?
cells are the basic unit of structure and function of living things
all cells are produced from other cells
there are two types of cells: animal and plant cells
all living things are composed of cells
What three things do plant cells have that animal cells do not?
cell membrane, chloroplast, small vacuole
round shape, hard outer covering, large vacuole
cell wall, small vacuole, chloroplast
cell wall, large vacuole, chloroplast
The structures that are located inside the cell are called
tissues
organelles
systems
organisms
A prokaryotic cell is one that ____ while a eukaryotic cell is one that ____.
has DNA; does not have DNA
does not have DNA; has DNA
does not have a nucleus; has a nucleus
has a nucleus; does not have a nucleus
The equations for photosynthesis and cellular respiration are ___ one another. They are tangled in a never-ending cycle and need each other to continue.
equal to
similar to
sideways of
backwards or opposite of
The clear, thick jelly like substance that fills the inside of a cell is the
cytoplasm
chlorophyll
vacuole
mitochondria
I am the powerhouse of the cell, and I make energy. I break down food to release ATP.
chromosomes
mitochondria
lysosome
nucleus
I am rigid and stiff and I keep the cell strong and protected. I'm found only in plants, and I've been there all along.
nucleus
cell membrane
chloroplast
cell wall
I'm the boss of the cell telling others what to do. I control the cell's activities, which in turn, is controlling you.
nucleus
ribosome
chloroplast
vacuole
