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LifeScienceFinal
Life science extra-credit points.
| Question | Answer |
|---|---|
| The _____ is the smallest unit that can perform life processes. | Cell |
| Anything that causes a reaction or change in an organism is known as _____. | Stimulus |
| The maintenance of a constanct state in a changing environment is called _____. | Homeostasis |
| During _____ _____, cells from 2 parents unite to create a new organism that shares traits with its parents. | Sexual Reproduction |
| During _____ _____, one parent produces new offspring similar to itself. | Asexual Reproduction |
| The passing of genetic traits from parent to offspring is called _____. | Heredity |
| An organism's _____ is the sum of all chemical processes occurring in that organism. | Metabolism |
| A _____ can produce its own food using energy from its surroundings. | Producer |
| A _____ eats other organisms or organic matter. | Consumer |
| A _____ gets energy by breaking down the remains of dead organisms or wastes and consuming or absorbing the nutrients. | Decomposer |
| A _____ is a molecule made of amino acids and is needed to build and repair body structures. | Protein |
| _____ are a class of energy-giving nutrients including sugar, starches, and fiber. | Carbohydrates |
| Cell membranes are made of _____, which contain lipids. | Phospholipids |
| ___ is the main energy source for the cell. | ATP |
| _____ _____ are made up of nucleotides. | Nucleic acids |
| The _____ is the organelle in a eukaryotic cell that houses DNA. | Nucleus |
| _____ _____ are structures found in plant, fungal, and some bacterial cells that support the cell. | Cell wall |
| All cells are surrounded by a _____ _____, which protects the cell and controls movements into and out of the cell. | Cell membrane |
| Plants and algae perform photosynthesis and make their own food using _____, which contain chlorophyll. | Chloroplasts |
| Most of a cell's energy is produced in the _____. | Mitochondria |
| The _____ _____ is an organelle that uses tubes and tunnels to move substances throughout the cell. | Endolplasmic reticulum |
| _____ are found in all cells and make proteins. | Ribosomes |
| Proteins and lipids are packaged and delivered to parts of the cell after being modified by the _____ _____. | Golgi complex |
| Foreign invaders and damaged organelles are destroyed by specialized vesicles called _____. | Lysosomes |
| The three main advantages to being multicellular are: _____ _____, _____, and _____. | Longer life Larger Specialization |
| Groups of cells working together to perform a specific job are called _____. | Tissue |
| One or more tissues working together form _____. | Organs |
| Organs working together form _____ _____. | Organ systems. |
| _____ is the movement of particles from regions of high density to regions of low density. | Diffusion |
| The diffusion of water is _____. | Osmosis |
| _____ _____ requires energy from the cell. | Active transport |
| _____ _____ requires no energy from the cell. | Passive transport |
| A cell captures a particle during _____. | Endocytosis |
| A cell releases a particle during _____. | Exocytosis |
| Name two types of passive transport. | Diffusion Osmosis |
| Name two types of active transport. | Endocytosis Exocytosis |
| Cells use oxygen to produce food during the process of _____ _____. | Cellular respiration. |
| During _____, cells produce food without the use of energy. | Fermentation |
| In a eukaryotic cell, _____ are made of DNA and protein. | Chromosomes |
| _____ _____ have the same sequence of genes. | Homologous chromosomes |
| Eukaryotic cells divide during _____. | Mitosis |
| _____ is the final stage in the cell cycle when the cytoplasm of a cell divides. | Cytokineses |
| The human cell has _____ chromosomes. | 46 |
| During cytokinesis, plant cells form a _____ _____ after their nuclei divide. | Cell plate |
| Glucose is an example of a _____ carbohydrate. | Simple |
| What is the chemical formula for photosyntesis and cellular respiration? | 6CO2+6H2O+light energy = 602+6C6H12O6 |
| Light, gravity, and hunger are examples of _____. | Stimuli |
| An organ's job in an organ system is called its _____. | Function |
| The way an organ is shaped and how it looks is its _____. | Structure |
| Name the three parts of the cell theory. | Organisms are made up of one or more cells. The cell is the basic unit of life. All cells come from existing cells. |
| Bacteria reproduce during the process of _____ _____. | Binary fission |
Created by:
ackjay
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