| A | B |
|---|
| In which organelle does PHOTOSYNTHESIS take place? | chloroplasts |
| In which organelle does CELLULAR RESPIRATION take place? | mitochondria |
| Plants are green because they absorb or reflect green light? | plants reflect green light |
| Photosynthesis produces what two products? Oxygen and what? | glucose |
| Which anaerobic process is responsible for making muscles sore? lactic or alcohol fermentation? | lactic acid fermentation |
| During gylcolysis, glucose is split into what? lactic acid or pyruvic acid? | glucose splits into 2 pyruvic acids |
| Which type of respiration requires oxygen? anarobic or aerobic? | aerobic |
| Which organism makes its own food? autotrophe or heterotrophe? | autotrophe |
| Glucose is converted into what usuable energy? ATP or ADP | ATP |
| The naming of "cells" comes from Hooke or Leeuwenhoek? | Hooke- he observed walls of plant cells |
| Who developed the first simple light microscope? Hooke or Leeuwenhoek? | Leeuwenhoek |
| What is the outer boundary of a cell that regulates the traffic in and out of the cell called? | the plasma membrane (also known as the cell membrane) |
| Which part of a cell holds the DNA (genetic material)? | nucleus |
| There are two major classes of cells. Which class has no nucleus? prokaryotes or eukaroytes? | prokaryotes |
| The plasma (cell) membrane contains what two main components? | proteins and phospholipids |
| Which part of the phospholipid is hydrophobic (water fearing)? the heads or the tails | tails are hydrophobic |
| Are the heads of the phospholipids hydrophobic or hydrophilic? | heads are hydrophyilic ( water loving) |
| Movement of MOLECULES from an area of high concentration to less concentration is what? diffusion or osmosis? | diffusion (Does not require energy) |
| What is the passive transport of WATER across a permeable membrane called? diffusion or osmosis? | osmosis |
| When no energy is expended by the cell during diffusion is that active or passive transport? | passive transport |
| What are attached to the rough endoplasmic reticulum? ribosomes or chlorophyll? | ribosomes. |
| What does the rough ER produce? | proteins |
| What does the smooth ER produce? | lipids |
| What does the Golgi apparatus do? | packages, modifies and ships molecules in the cell |
| Where are water and nutrients stored in cells? vacuoles or ribosomes? | vacuoles |
| What is the name of the organelle in plants that absorbs sunlight and converts sunlight into sugar? chloroplasts or chlorophyll? | chloroplasts |
| What organelle changes sugar from plants into usable energy called ATP? ribosomes or mitochondria? | mitochondria |
| What organelle build proteins? | ribosomes |
| What organelle stores food, water, wastes and building materials? | vacuoles |
| What is the powerhouse of the cell and performs cellular respiration? | mitochondria |
| What is the protein making organelle? | ribosomes |
| The passage of large molecules through the plasma membrane INTO the cell is called what? exocytosis or endocytosis? | endocytosis (requires energy) |
| The passage of large molecules OUT of the cell is called what? endocytosis or exocytosis | exocytosis (requires energy) |
| Osmosis is a form of active or passive transport? | passive transport (it uses no energy) |
| What microfilament structure has a long, thin, whip-like tail? flagella or cilia? | flagella |
| What organelle produces the energy for the cell? | mitochondria |
| What are the channels in the plasma membrane made of? | proteins |
| The most common elements in living things are what? | nitrogen, carbon, hydrogen, oxygen |
| A substance formed by the chemical combination of two or more elements is an enzyme? or a compound? | a compound |
| The nucleus of an atom contains which 2 parts? proton? neutron? electron | proton and neutron |
| What is the charge of a proton? | positive |
| What is the charge of an electron? | negative |
| What is the charge of a neutron? | no charge |
| Carbon has several isotopes. Isotopes are atoms of the same element with the same number of proton but a different number of what? neutrons or electrons? | neutrons |
| When metal bonds to non metal what kind of bond is that? ionic or covalent bond? | ionic bond |
| What type of ion forms when an atom LOSES electrons? | Positive ion |
| What does a chemical reaction do? destroy atoms or rearrange atoms? | rearrange atoms |
| Why does ice float on water? Ice is MORE dense than water? or Ice is LESS dense than water? | Ice is LESS DENSE than water |
| The space arround the nucleus contains the what? protons? neutrons? electrons? | electrons |
| An atom has 22 protons and 23 neutrons. What is its atomic number? | 22 |
| I an atom has 6 protons and 14 neutrons, what is its ATOMIC MASS? | 20 |
| Which is more acidic... a PH of 4.6 or a PH or 4.2? | 4.2 |
| If a substance has a PH of 6 is it an acid or a base? | an acid |
| If a sublstance has a PH of 9.2 is it an acid or a base? | a base |
| If salt is disolved in water, is water the solute? solvent? or solution? | solvent |
| If Nestles Quik is disolved in milk, is the Quik powder the solute? solvent? or solution? | solute |
| Is a monosaccaride an amino acid or a carbohydrate? | carbohydrate |
| Is a steroid a carbohydrate or lipid? | lipid |
| What is the main fuel of cells? proteins or carbohydrates? | carbohydrates |
| Monosaccharides, disaccharides and polysaccharides are forms of carbohydrates or lipids? | carbohydrates |
| Fatty acids, steroids, saturated and unsaturated fats are forms of carbohydrates or lipids? | lipids |
| Which is the good type of cholesterol? LDL or HDL? | HDL |
| Cholesterol is a what steroid or a saturated fat? | steroid |
| Name the three polysaccharides that start with S, G and C | Starch Glycogen and Cellulose |
| A carbohydrate with two sugars is a disaccaride or a polysaccaride? | disaccharide |
| To add a monomer to a chain you need what kind of reaction? dehydration or hydration reaction? | dehydration reaction |
| Carbon based molecules are inorganic or organic? | organic |
| Lipids are fats or protein? | fats |
| Proteins are amino acids or carbohydrates? | Amino Acids |
| Carbohydrates are sugars or fats? | Sugars |
| Biology is the study of what? animals or life? | life |
| Our basic unit of structure and function is what? an organ or a cell? | a cell |
| What do you call all the organisms living in a specific area? a community or and ecosystem? | community |
| The parts of the earth inhabited by living and non-living things is called what? ecosystems or communities? | ecosystems |
| Stable internal conditions in an organism is called what? Homeostasis or equilibrium? | homeostasis |
| Information based on recorded data is what kind of data? quanitative or qualitative? | quanitative |
| Observed information is quanitative or qualitative data? | qualitative |
| CONTROLLED experiments isolate and test how many variables? | One |
| Experiments that test the effects of a single variable is a controlled or uncontrolled experiment?: or controlled experiment? | controlled experiment |
| Cell theory says that cells are the basis unit of what____________? | structure and function |
| Cell theory says that all living things come from what____________? | pre-existing cells |
| Cell theory says that all living thing have what________? | cells |
| A group of organisms belonging to the same species, living in the same place at the same time is called what? a population or a community? | population |
| Cells having different jobs in an organism is specialization? or differenation? | specialization |
| The variable controlled by the experimenter is the independent or dependent variable? | independent variable |
