Exploring Cells and Microscopes Quiz

Which of the following is NOT a principle of cell theory?

• All living organisms are composed of one or more cells.

• Cells are the basic unit of structure and function in organisms.

• All cells arise from non-living matter.

• All cells arise from pre-existing cells.

Which structure is found in eukaryotic cells but not in prokaryotic cells?

• Ribosome

• Nucleus

• Cell membrane

• Cytoplasm

What is a characteristic feature of prokaryotic cells?

• Presence of a vacuole

• Absence of a cell wall

• Lack of a nucleus

• Presence of mitochondria

Which of the following is a unique feature of plant cells compared to animal cells?

• Mitochondria

• Cell wall

• Nucleus

• Ribosomes

All living things begin as a single cell. Some living things remain as one cell but others go on to contain trillions of cells. Which of the following is a principle of cell theory?

• Cells can spontaneously generate.

• Cells are the basic unit of life.

• Cells contain genetic material.

• Cells are not capable of self-replication.

What is the primary function of the microscope in biology?

• To magnify small objects

• To measure the weight of cells

• To calculate the speed of cell division

• To determine the chemical composition of cells

Which of the following is a difference between plant and animal cells?

• Plant cells have a cell wall, while animal cells do not.

• Animal cells have chloroplasts, while plant cells do not.

• Plant cells lack a nucleus, while animal cells have one.

• Animal cells have a large central vacuole, while plant cells do not.

Which of the following is true about eukaryotic cells?

• They lack a defined nucleus.

• They have a simple structure compared to prokaryotic cells.

• They contain membrane-bound organelles.

• They are always unicellular.

In regards to microscope lens magnification...

• Low power is more zoomed in than high power

• High power is more zoomed in than low power

• High power and low power zoom in at the same level

• High power can view internal structures and low power only sees outside structures

Which of the following is a common use of microscopes in biology?

• To observe the behavior of microorganisms

• To study the structure of cells and tissues

• To measure the temperature of chemical reactions

• To analyze the nutritional content of food