Related Essays

  • Carbs Research Paper

    Cells in the human body require many compounds to survive. The main substances found in all living organisms are a mix of carbohydrates, lipids, proteins and...

  • Macromolecules Conclusion

    Carbohydrates are produced in green plants by photosynthesis and serve as a major energy source in animal diets. Carbohydrates are converted by cells in to A...

  • Essential Nutritional Contents Of The Food Label

    Carbohydrates are composed of smaller molecules that are known as monosaccharides such as glucose (blood sugar) and disaccharide sucrose (table sugar). Thes...

  • Plant Cell Experiment

    Finally, the students will examine a sample from pond water. 6. How are you going to do this lab and discuss safety concerns?  (meaning tools, instrument...

  • Lab Report: The Organic Molecules

    Purpose The main purpose of this experiment to learn about the organic molecule of the substances that we use daily with the common foods. The organic m...

  • Why Are Proteins Important?

    Carbohydrates. Carbohydrates are a major source of energy, providing 58% of the demand of human body. Vegetable products contain carbohydrates in the form o...

  • Carbohydrates: Macromolecules In Plants And Animals

    Carbohydrates, lipids, proteins and nucleic acids are large biological molecules that play a major role in relation to the structure and function in plants a...

  • Properties Of Matter

    49. a. Hydrogen and oxygen are elements that make the compound water. b. Nitrogen and oxygen make up the mixture air c. Sodium and chlorine make up the co...

  • Bio 104 Week 1 Essay

    Third, as the environment changes, all organisms also change and develop. Fourth, all organisms need to absorb energy to maintain health condition, so that i...

  • 4 Specific Macromolecules

    Macromolecules are everywhere and in everything we eat they come into specific categories consisting of : Lipids,carbohydrates (starch, glucose), protein and...

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

Card Range To Study

through

image

Play button

image

Play button

image

Progress

1/38

Click to flip

Use LEFT and RIGHT arrow keys to navigate between flashcards;

Use UP and DOWN arrow keys to flip the card;

H to show hint;

A reads text to speech;

38 Cards in this Set

  • Front
  • Back
Biology is the study of
a. the land, water, and air on Earth.
b. the living world.
c. animals and plants only
d. the environment
b. the living world.
Which of the following is NOT a characteristic of all living things?
a. growth and development.
b. ability to move.
c. response to the enviroment.
d. ability to reproduce.
c. response to the enviroment.
Which of the following characteristics of living things best explains why birds fly south for the winter?
a. living things respond to their enviroment.
b. lving things maintain internal balance.
c. living things are made up of units called cells.
d. living things are based on a universal genetic code.
a. living things respond to their enviroment.
Cell specialization in multicellular organisms allows cells to:
a. reproduce.
b. preform different funcitons.
c. respond to their enviroment.
d. be less complex.
b. preform different functions.
The process by which organisms keep their internal conditions relatively stable is called:
a. homeostasis.
b. evolution.
c. metabolism.
d. photosynthesis.
a. homeostasis.
Safety procedure are important when working
a. in a laboratory.
b. in the field.
c. with animals.
d. all of the above.
d. all of the above.
Which of the following in NOT considered a safety procedure?
a. read all the steps in your activity before doing it.
b. if in doubt about any part of an activity, trust your instincts.
c. follow your teacher's instrucitons.
d. follow the textbook directions exactly.
b. if in doubt about any part of any activity, trust your instincts.
What types of living organisms should you NOT come into contact with in your biology laboratory?
a. plants.
b. organisms that cause disease.
c. organisms that can be seen only with a microscope.
d. animals.
b. organisms that cause disease.
Which of the following makes up a molecule of water?
a. one atom of hyrogen and one atom of oxygen.
b. one atom of sodium and one atoms of chlorine.
c. one atom of hydrogen and two atoms of oxygen.
d. two atoms of hydrogen and one atom of oxygen.
d. two atoms of hydrogen and one atom of oxygen.
What type of electiro is aviable to form bonds?
a. valence.
b. nucleus.
c. ionic.
d. covalent.
a. valence.
What type of ion forms when an atom loses electrons?
a. neutral.
b. positive.
c. negative.
d. possibly positive or negative.
b. positive.
Water molecules are polar, with the
a. oxygen side being slightly positive and the hydrogen side being slightly negative.
b. oxygen and hydrogen sides being slightly positive.
c. oxygen and hydrogen sides being slightly negative.
d. oxygen side being slightly negative and the hydrogen side being slightly positive.
d. oxygen side being slightly negative and the hydrogen side being slightly positive.
If the pH of stomach acid and of oven cleaner (NaOH) were measured
a. both would be below 7.
b. both would be above 7.
c. the pH of stomach acid would be above 7, but the pH of oven cleaner would be below 7.
d. the pH of stomach acid would be below 7, but the pH of oven cleaner would be above 7.
d. the pH of stomach acid would be below 7, but the pH of oven cleaner would be above 7.
A substance with a pH of 6 is called
a. an acid.
b. a base.
c. both an acid and a base.
d. neither an acid nor a base.
a. an acid.
Solutions that contain concentrations of H+ ions lower than pure water
a. have pH values below 7.
b. are acids.
c. are bases.
d. are enzymes.
c. are bases.
Amino acid is to protein as
a. fat is to lipid.
b. DNA is to RNA.
c. sugar is to fat.
d. simple sugar is to starch.
d. simple sugar is to starch.
A monosaccharide is a
a. carbohydrate.
b. lipid.
c. nucleic acid.
d. protein.
a. carbohydrate.
Which of the following organic compounds is the main source of energy for living things?
a. carbohydrates.
b. lipids.
c. nucleic acids.
d. proteins.
a. carbohydrates.
Which of the following is NOT a function of proteins?
a. store and transmit heredity.
b. help to fight disease.
c. control the rate of reactions and regulate cell processes.
d.
a. store and transmit heredity.
Which statement is true?
a. Simple sugars are made of polysaccharides.
b. Glycerol is made of fatty acids.
c. RNA molecules are made of nucleotides.
d. Amino acids are made of proteins.
c. RNA molecules are made of nucleotides.
In chemical reactions, atoms are
a. created.
b. destroyed.
c. rearranged.
d. neutralized.
c. rearranged.
When hydrogen and oxygen combine to form water, water is
a. a product.
b. a reactant.
c. both a product and a reactant.
d. neither a product nor a reactant.
a. a product.
Identify the reactant(s) in the chemical reation. CO2 + H2O -> H2CO3
a. CO2, H2O, and H2CO3.
b. CO2 and H2O.
c. H2CO3.
d. CO2.
b. CO2 and H2O.
What is the process that changes one set of chemicals into another set of chemicals?
a. cohesion.
b. adhesion.
c. chemical reaction.
d. dissolving.
c. chemical reaction.
Which of the following is a form of energy that may be released during a chemical reaction?
a. heat.
b. sound.
c. light.
d. all of the above.
d. all of the above.
Which of the following statements about enzymes is NOT true?
a. ensymes work best at a specified pH.
b. all enzymes work inside cells.
c. enzymes are proteins.
d. enzymes are organic catalysts.
b. all enzymes work inside cells.
Which of the following statements is true about catalysts?
a. Catalysts slow down the rate of chemical ractions.
b. all catalysts are enzymes.
c. catalysts are used up during a chemical reaction.
d. catalysts lower the activation energy of a chemical reation.
d. catalysts lower the activation energy of a chemical reation.
A substance that accelerates the rate of a chemical reaction is called a(an)
a. catalyst.
b. lipid.
c. molecule.
d. element.
a. catalyst.
Enzymes affext the reactions in living cells by changing the
a. products of the reaction.
b. speed of the reaction.
c. temperature of the reaction.
d. pH of the reaction.
b. speed of the reaction.
In chemical reactions, atoms are
a. created.
b. destroyed.
c. rearranged.
d. neutralized.
c. rearranged.
When hydrogen and oxygen combine to form water, water is
a. a product.
b. a reactant.
c. both a product and a reactant.
d. neither a product nor a reactant.
a. a product.
Identify the reactant(s) in the chemical reation. CO2 + H2O -> H2CO3
a. CO2, H2O, and H2CO3.
b. CO2 and H2O.
c. H2CO3.
d. CO2.
b. CO2 and H2O.
What is the process that changes one set of chemicals into another set of chemicals?
a. cohesion.
b. adhesion.
c. chemical reaction.
d. dissolving.
c. chemical reaction.
Which of the following is a form of energy that may be released during a chemical reaction?
a. heat.
b. sound.
c. light.
d. all of the above.
d. all of the above.
Which of the following statements about enzymes is NOT true?
a. ensymes work best at a specified pH.
b. all enzymes work inside cells.
c. enzymes are proteins.
d. enzymes are organic catalysts.
b. all enzymes work inside cells.
Which of the following statements is true about catalysts?
a. Catalysts slow down the rate of chemical ractions.
b. all catalysts are enzymes.
c. catalysts are used up during a chemical reaction.
d. catalysts lower the activation energy of a chemical reation.
d. catalysts lower the activation energy of a chemical reation.
A substance that accelerates the rate of a chemical reaction is called a(an)
a. catalyst.
b. lipid.
c. molecule.
d. element.
a. catalyst.
Enzymes affext the reactions in living cells by changing the
a. products of the reaction.
b. speed of the reaction.
c. temperature of the reaction.
d. pH of the reaction.
b. speed of the reaction.