Observing Cells Under a Microscope Quiz

What is the smallest part of a living organism?

• Tissue

• Organ

• Cell

• Organism

What is the typical size range of a cell?

• 0.01 mm - 0.03 mm

• 1 cm - 3 cm

• 1 mm - 3 mm

• 0.1 mm - 0.3 mm

What is the first thing you need to observe cells under a microscope?

• A telescope

• A camera

• A microscope

• A magnifying glass

Which part of the onion is used to observe plant cells?

• Leaf

• Stem

• Root

• Epidermis

What is used to stain the onion layer to see the cells?

• Food colouring

• Ink

• Chalk

• Paint

What is the purpose of the cover slip on the slide?

• To protect the specimen

• To magnify the specimen

• To color the specimen

• To weigh the specimen

What is used to collect cheek cells for observation?

• Brush

• Spoon

• Toothpick

• Cotton bud

What is the main structural difference between plant and animal cells?

• Plant cells are soft and fleshy

• Plant cells have a strong cell wall

• Animal cells have a strong cell wall

• Animal cells have chloroplasts

What is the formula for calculating total magnification?

• Eye piece lens magnification × Objective lens magnification

• Eye piece lens magnification + Objective lens magnification

• Eye piece lens magnification - Objective lens magnification

• Eye piece lens magnification / Objective lens magnification

What is the total magnification if the eye piece lens is 10x and the objective lens is 20x?

• 200

• 10

• 30

• 100