Y7 - cells and microscopes

Front

What is the function of the mirror in a microscope?

Back

The mirror reflects light to illuminate the specimen being observed.

Front

What part of the microscope do you look through?

Back

The eyepiece lens.

Front

What is the purpose of using stains like iodine on cells?

Back

Stains enhance the visibility of cell structures under a microscope.

Front

What does 'Mrs Gren' stand for in biology?

Back

It is an acronym for the seven life processes: Movement, Respiration, Sensitivity, Growth, Reproduction, Excretion, Nutrition.

Front

What is the role of the nucleus in a cell?

Back

The nucleus controls the cell's activities and contains its genetic material.

Front

What is the function of the cell membrane?

Back

The cell membrane controls what enters and exits the cell, maintaining homeostasis.

Front

What is cytoplasm?

Back

Cytoplasm is the jelly-like substance within a cell that contains organelles.

Front

What is the purpose of the objective lens in a microscope?

Back

The objective lens magnifies the specimen for better viewing.

Front

What is the difference between plant and animal cells?

Back

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

Front

What is the function of chloroplasts?

Back

Chloroplasts are responsible for photosynthesis in plant cells.