Living Organisms and Cells (Fill in the blanks)

Flashcards created based on the key concepts covered in the notes about living organisms and cells.

The seven essential processes of life are represented by the acronym __.

MRS GREN

Movement in living organisms is defined as __.

an action causing a change of position or place.

Respiration in cells refers to __.

the chemical reactions that break down nutrient molecules to release energy.

The ability to detect and respond to changes in the environment is called __.

sensitivity.

The process of __ involves making more of the same kind of organism.

reproduction.

—— is the removal of toxic materials and substances in excess of requirements from organisms.

Excretion

Nutrition in living organisms involves __.

taking in materials for energy, growth, and development.

A plant cell is different from an animal cell because it contains a __.

cell wall.

The green discs found in plant cells that are responsible for photosynthesis are called __.

chloroplasts.

The __ is the storage space within a plant cell filled with cell sap.

vacuole.

In animal cells, respiration occurs in the __.

mitochondria.

The main function of the __ is to control what enters and exits the cell.

cell membrane.

The process of calculating the size of an object viewed under a microscope involves __.

Image = Actual size × Magnification

Magnification = Image / Actual size

Actual Size = Image / Magnification

The transition of molecules from an area of higher concentration to an area of lower concentration is known as __.

diffusion.

When water moves through a cell membrane from an area of high water potential to low water potential, this process is known as __.

osmosis.

The movement of particles against their concentration gradient, requiring energy, is referred to as __.

active transport.

A structure that allows some substances to pass while preventing others is called a __ membrane.

semipermeable.

The __ is responsible for controlling the cell's activities and carrying genetic information.

nucleus.