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WorksheetsBIO122 CHAPTER 5
Total questions: 10
Worksheet time: 5mins
The nucleus of a cell.....
is surrounded by a single layer of membrane.
is the primary location of protein synthesis
is contained within the nucleolus
contains DNA.
The diagram shows a microscope. What is the part labelled X and what is its function?
The objective lens and its function is to allow you to see a clear, magnified image.
The stage and its function is to hold the glass slide.
The coarse adjustment and its function is to allow you to see a clear, magnified image
The mirror and its function is to shine light on the glass slide
Function of Golgi apparatus?
is composed of stacks of membranous vesicles that are continuous with one another.
stores, modifies, and packages proteins.
strings together amino acids to produce proteins.
is the site of carbohydrate breakdown.
Function of contractile vacuoles..?
are generally found in protists that inhabit salt water
prevent cells from bursting as a result of the influx of excess water.
allow organisms to avoid dehydration by absorbing water from the environment.
help in the excretion of excess salt.
The function of chloroplasts is
lipid synthesis.
intracellular digestion.
photosynthesis.
cellular respiration.
When looking at an onion cell under a microscope, a thin slice of onion tissue is placed on a slide, a small drop of dye is placed on the tissue. What should be done next?
A drawing of the onion cells should be made
The coarse focus is adjusted until the cells become visible.
A coverslip is placed over the onion tissue.
The onion is cut into thin slices.
Which of the following is not under the Cell Theory?
Cells are the basic unit of life
All organisms are made up of cells
Cells came from other cells
A cell is an indestructible particle
