S3 Bio U1 (Cells)

Suggest a microscope that produces a three-dimensional image.

Which of the following concerning low power magnification compared to that of high power magnification is/are correct?

• The degree of magnification is smaller

• More details of the specimen

• The field of view is smaller

• The brightness of the image is dimmer

What is the magnification of a microscope with an eyepiece of 15X and an objective of 40X?

• 55X

• 60X

• 300X

• 600X

What shape does a mature red blood cell have?

Which of the following must be found in a plant cell?

• Nucleus

• Cell membrane

• Cellulose cell wall

• Chloroplast

Which of the following cannot be found in animal cells?

• Large vacuole

• Cell wall

• Endoplasmic reticulum

• Mitochondrion

Which of the following comparing animal cells and plant cells is/are correct?

• Animal cells are smaller

• Plant cells have a regular shape

• The nucleus of a plant cell is in the middle

• They both have mitochondria

Which of the following concerning prokaryotic cells is/are correct?

• They have true nucleus

• They are smaller than eukaryotic cells

• They have a cell wall (not cellulose)

• The ribosomes are lying freely in the cytoplasm

What is cell membrane's permeability?

What is cell membrane made up of?

• Cellulose

• Proteins and lipids

• Proteins only

• Lipids only