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Unit 7: 7thSciTX

Structures and Functions of Organisms based on Texas Standards

QuestionAnswer
The total number of the same species of organism living in a specific area. population
A living thing that carries all the basic functions of life. organism
A groups of organs working together to perform specific functions. organ system
A groups of tissues working together to perform a specific function. organ
A groups of cells with similar structures and functions. tissue
The basic unit of structure and function of life. cell
Specialized structures with specific functions found in cells. organelle
A chart used to describe how life is organized. Levels of Organization
Descriptions of the characteristics of a cell. Cell Theory
Name one tenet of cell theory. 1) All organisms are made of cells. 2) Cells are the most basic unit of life. 3) Cells are born from other cells.
Complete this tenet: All ______________ are made of cells. organisms or living things
Complete this tenet: _________ are the most basic unit of life. cells
Complete this tenet: All cell are __________ from other cells. born or created
The following object belongs to which level of organization: red blood cell cell
The following object belongs to which level of organization: heart organ
The following object belongs to which level of organization: nervous system organ system
The following object belongs to which level of organization: gorilla organism
What is the function of the mitochondria? Converts energy for cell use.
What types of cells contain one very large central vacuole? Plant Cells
What piece of science equipment is used to observe cells? Microscope
What is the function of the cell wall? Provides structure for plant cells.
Why do animal cell NOT need a cell wall? Animals get their structure from bones.
Why do animal cells NOT need chloroplast? Animal cells get their energy from outside sources.
´┐╝Which organelles can be identified only in a plant cell? Cell Wall, Chloroplast, Large Central Vacuole
The fluid surrounding the cell organelles is called what? Cytoplasm
Which organelles allows substances to enter and exit the cell? Cell Membrane
What is the function of the nucleus? Controls cell activity
What can the nucleus be compared to in a school and why? Principal because he/she controls the schools activity just like the nucleus controls the activity in a cell.
What is the function of a chloroplast? Conducts photosynthesis in plant cells. To convert radiant energy from the sun into chemical energy through phtosynthesis.
Why do we use models to study cells? It makes it easier to see something that is microscopic.
What is the definition of a cell? The smallest structural and functional unit of an organism
What is the definition of an organelle? The smallest structural and functional unit of an organism.
Created by: rmoral15