WorksheetsScience 7
Total questions: 25
Worksheet time: 13mins
True of False: You should always store microscopes covered.
True
False
A microscope is an instrument that
makes faraway objects look closer.
decreases the size of small objects
makes small objects appear larger
increases the size of small objects
If your teacher asks you to move a microscope to table, how do you carry it?
by the body tube and the eyepiece
with one hand
with one hand on the base and the other on the eyepiece.
one hand on the arm and the other under the base
Which part lets you turn up the power of magnification, such increasing from 40x to 100x?
coarse adjustment knob
body tube
field-of-view
nosepiece
What is part 1?
eye piece
arm
body tube
course adjust
What is part 3?
eye piece
stage
arm
base
What part is no. 2?
Stage clips
body tube
stage
Apeture
Which of the following is not part of cell theory?
Cells are the basic structure and function of life.
The cell is the basic unit of matter.
All living things are made of one or more cells.
All cells come from preexisting cells.
____ is credited with being the first scientist to observe cork cells.
Anton van Leeuwenhoek
Matthias Schleiden
Robert Hooke
Rudolf Virchow
Which of the following statements is true?
Plants and animal cells have cell walls for protection.
Animal cells have one large vacuole; the plant cell has tiny ones.
Plant cells contain chlorophyll; animal cells have centrosome
Animal cells are box shaped; plant cells are circular
Sometimes called the “powerhouse” of the cell, this organelle is where respiration takes place.
Mitochondria
Endoplasmic Reticulum
Golgi apparatus
Nucleus
Bacteria is classified as a what?
Prokaryote
Eukaryote
What is the smallest unit of an organism that can perform life functions?
Cell
tissue
organs
organ systems
Plant cell is
Prokaryote
Eukaryote
Control center of the cell
Mitochondria
Plasma Membrane
Cell wall
Nucleus
A cell without a true nucleus
Prokaryotic
Eukaryotic
a rigid supporting layer that surrounds the cells of plants and some other organisms
Plasma membrane
Cytoplasm
Chloroplast
Cell wall
the thick fluid region of a cell located inside the cell membrane or between the cell membrane and nucleus
Golgi apparatus
Plasma membrane
Cytoplasm
Ribosomes
an organelle in a cell that receives proteins and other newly formed materials from the endoplasmic reticulum packages them and distributes them to other parts of the cell
Lysosomes
Golgi apparatus
Chloroplast
Cell wall
a sac like organelle that stores water, food, and other matter
Ribosomes
Lysosomes
Mitochondria
Vacuole
a small grain shaped organelle found in the cytoplasm of a cell or on the R-ER that produced proteins
golgi apparatus
lysosomes
ribosomes
vacuole
an organelle in the cells of plants and some other organisms that captures energy from sunlight and changes it to an energy from that cells can use in making food
Chloroplast
Lysosomes
cytoplasm
Cell wall
What is found in both plant and animal cells but is much larger in plant cells
Nucleus
Mitochondria
Lysosomes
Vacuole
Produces hormones and lipid molecules for cells
Rough endoplasmic reticulum
Smooth endoplasmic reticulum
Golgi apparatus
Lysosomes
What is the name of the genetic material that is inside the nucleus?
RNA
DNA
Protein
ATP
