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sci.ch 1
Science
Question | Answer |
---|---|
What is the basic unit of structure and function of living things? | Cell |
What is the part of a cell that directs all of the cells activities? | Nucleus |
Which organelle directs a cells activities? | The nucleus |
Which is found only in plant cells? | Cellwall |
Name the things that plantcells and animalcells have and dont have in common. | They both have a nucleus,vacuole,cellmembrane,mitochondrion, cytoplasm,and chromosoms. The things they dont have in common are plantcells have a cellwall and the animalcell does not. And the plantcell has clorolplast and the animalcell does not. |
What is a group of cells that work toghether to perform a certain function? | Tissue |
What is a group of tissues that work toghether to perform a certain function? | Organ |
What is the organ system that turns food into nutrients that body cells need for energy,growth,and repair? | Digestive system |
Which type of tissue forms bones,tendons,and ligaments? | Connective tissue |
Most of your body mass is what tissue? | Muscle tissue |
What is the liquid part of blood called? | Plasma |
Names the systems in order to keep you alive. | cell,tissue,organ,organ system |
What is made up of the heart,the blood vessels,and the blood? | Circulatory system |
What is a group of organs and tissues that exchange oxygen and carbon dioxide between your body and the environment? | Respiratory system |
What includes bones,cartilage,and ligaments? | Skeletal system |
What includes muscles and tendons that move bones? | Muscular system |
What enables you to sense your environment and to react to it? | Nervous system |
Which type of muscle forms the walls of the heart,voluntary or involuntary? | Involuntary |
Explain yhe path that blood takes when it flows from the lungs and throughout the body. | The lungs take in oxygen from the air we breathe,the blood absorbs the oxygen in our lungs,and is pumped through our body by viens,arteries and heart. |
Name the two main parts of the nervous system and what they are made up of. | PART ONE: Central nervous system is made up of the brain and spinal cord. PART TWO: Peripheral nervous system is made up sensory organs such as your eyes and ears. |