Colin Beggs Bio 1st semester exam review

Lab Safety Test #17) At the end of a lab you see some leftover chemical that looks just like the stuff you were using. You should

Ask the teacher how to dispose of it properly.

Ch. 5 Organic Molecules 14) Which of the following organic compounds supplies short term energy for cellular work?

carbohydrates.

Ch. 5 Organic Molecules 4) Polysaccharides are

carbohydrates.

Ch. 5 Organic Molecules 1) All organic molecules contain the element

carbon.

Ch. 6 Cell Structure and Function 69) Protects and supports plant cells

cell wall

Ch. 6 Cell Structure and Function 57) Which organelle would you expect to find in plant cells but not animal cells?

chloroplast

Ch. 6 Cell Structure and Function 73) only found in plant cells

chlorplasts

Ch. 6 Cell Membrane and Transport 9) During diffusion, when the concentration of molecules on both sides, the molecules will

continue to move across the membrane in both directions.

Ch. 5 Organic Molecules 19) The reaction that adds a monomer to a chain is called a

dehydration reaction.

Microscope use 85) On a microscope, the ___________ increases/decreases light entering the microscope.

diaphragm

Ch. 6 Cell Structure and Function 52) Cells are specialized according to the tissue they make up by

differentiation.

Ch. 6 Cell Structure and Function 55) Which of the following contains a nucleus?

eukaryotes.

Lab Safety Test #22) Helping to clean up the lab or classroom is the job of

everyone.

Microscope use 83) On a microscope, the ______ _____________ moves the stage to sharpen the image.

find adjustment.

Ch. 8 Photosynthesis Products of photosynthesis

glucose and oxygen

Ch. 4 Water Properties 52) Acidic solutions have a pH that is

less than 7.

Ch. 6 Cell Membrane and Transport 8) The cell membrane contains channels and pumps that help move materials from one side to the other. What are these channels and pumps made of?

lipids

Ch. 6 Cell Structure and Function 72) contains enzymes to destroy unwanted material

lysosomes

Ch. 6 Cell Structure and Function 78) site of cellular respiration

mitochondria

Ch. 6 Cell Structure and Function 62) Differentiation occurs in

multicellular organisms.

Ch. 6 Cell Structure and Function 70) contains DNA

nucleolus

Microscope use 88) The _______________ magnifies the image 10x-40x.

objective lenses

Microscope use 84) You look through the _________________ to see the image.

ocular lens

Ch. 5 Organic Molecules 18) Most carbon-based molecules are classified as

organic.

Ch. 6 Cell Membrane and Transport 4) The passive transport of water across a selectively permeable membrane is called

osmosis.

Ch. 5 Organic Molecules 12) The most common elements in most living things are

oxygen, carbon, hydrogen, and nitrogen.

Ch. 6 Cell Structure and Function 79) controls material into and out of cells

plasma membrane

Ch. 5 Organic Molecules 6) Amino acids are monomers of

proteins.

Ch. 5 Organic Molecules 7) Long chains of amino acids are found in

proteins.

Lab Safety Test #21) If you are not sure what to do during a lab activity:

read the directions.

Ch. 8 Photosynthesis 4) When light strikes an object, the light may be

reflected or absorbed.

Ch. 6 Cell Structure and Function 75) where proteins are made

ribosomes

Ch. 4 Water Properties 53) In a water molecule, shared electrons spend more time around the oxygen atom than the hydrogen atoms. As a result, the oxygen atom is

slightly negative

Ch. 4 Water Properties 56) When salt is dissolved in water, water is the

solvent.

Themes 7) Biological systems

something that has a combination of parts that each have a role in a living thing

Microscope use 90) On a microscope, the slide is placed on the _________.

stage

Ch. 5 Organic Molecules 21) Polysaccharides include

starch, glycogen, and cellulose.

Themes 9) Form and Function

the form is the objects's make-up and it's function is what it is used for

Ch. 6 Cell Structure and Function Cell theory

the generalization that all living things are composed of cells, and that cells are the basic unit of structure and function in living things

Themes 8) Cellular Basis of Life

the organization of cells in levels in a multicellular organism

Themes 6) Scientific Inquiry

the process of asking questions then using observations or experiments to find answers

Themes 5) Biology and Society

the relationship between the two is getting closer, changing peoples' lives

Ch. 8 Photosynthesis 1) Based on the cycle of photosynthesis, one can say that the ultimate source of energy for all living things on Earth is

the sun.

Ch. 6 Cell Structure and Function 53) Bacterial Cells are

unicellular.

Ch. 4 Water Properties 72) A solution is a

uniform mixture of two or more liquids.

Microscope use 56) Cleaning the lens of a microscope include

using a special lens paper

Ch. 6 Cell Membrane and Transport 1) An animal cell that is surrounded by fresh water will burst because osmosis causes

water to move into the cell.

Microscope use 58) To properly store the microscope, you would do the following:

wrap the cord, engage the low power, and cover the microscope

Ch. 7 Cellular Respiration Organisms that use alcoholic fermentation

Bacteria, fungus, yeast, and alcohol

Ch. 7 Cellular Respiration Organisms that uses lactic acid fermentation

Bacteria, humans, and animals

Lab Safety Test #19) You should be sure equipment is clean:

Before and after you use it.

Ch. 8 Photosynthesis Reactants of photosynthesis

Carbon dioxide and water

Ch. 7 Cellular Respiration Products of cellular respiration

Carbon dioxide, water, and ATP

Microscope use 87) ________________ moves the stage up and down to focus the image.

Course adjustment

Ch. 5 Organic Molecules 11) Nucleic acids include

DNA and RNA.

Lab Safety Test #18) Disturbing other students in the laboratory with horseplay in the lab is:

Dangerous.

Construct line graph 3) Determine the scale of the graph

Determine a scale that best fits the range of each variable Spread the graph to use MOST of the available space

Ch. 6 Cell Membrane and Transport 20) A substance moves from areas of higher concentration to areas of lower concentration.

Diffusion

Ch. 4 Water Properties 61) Which of the following statements most accurately describes the difference between an ionic bond and a covalent bond?

Electrons are exchanged between atoms held together by an ionic bond, but they are shared between atoms held together by a covalent bond.

Ch. 6 Cell Structure and Function 76) modifies and packages proteins

Endoplasmic reticulum

Ch. 4 Water Properties 64) When a substance is dissolved in water, the result is called a solute.

False

Ch. 4 Water Properties 71) Buffers are substances that cause a solution to change its pH.

False.

Lab Safety Test #23) The most important thing in laboratory experiments is

Safety.

Construct a line graph 4) Number and label each axis

This tells what data the lines on your graph represent

Ch. 4 Water Properties 55) Low density of ice is a result of the hydrogen bonds formed in water.

True

Ch. 4 Water Properties 74) Buffers are important to humans because they help resist change in the blood due to chemical reactions taking place in our cells.

True

Ch. 8 Photosynthesis 11) Carbon dioxide in the atmosphere traps heat from the sun that would otherwise escape from Earth.

True

Lab Safety Test #15) You should tie back long hairs when

Working near fire and using chemicals in a lab.

Construct a line graph 7) Title the graph

Your title should clearly tell what the graph is about If your graph has more than one set of data, provide a "key" to identify the different lines

Ch. 6 Cell Structure and Function 51) Prokaryotic cells lack

a nucleus.

Ch. 6 Cell Membrane and Transport Isotonic

a solution in which the concentration of solute are equal

Ch. 8 Photosynthesis 3) The role of chlorophyll in photosynthesis is to

absorb light energy.

Ch. 6 Cell Membrane and Transport 22) Calcium ions are moved across the membrane against the concentration gradient.

active transport

Ch. 6 Cell Membrane and Transport 23) Uses energy

active transport

Ch. 6 Cell Membrane and Transport 13) The removal of water from a cell by a contractile vacuole is an example of

active transport.

Themes 4) Adaptation and Evolution

adaptation- a trait that is inherited to help an organism survive evolution- a change that takes from generation-to-generation

Ch. 4 Water Properties 65) A solution with a pH of 11 is

alkaline/base.

Ch. 6 Cell Membrane and Transport 2) Diffusion is the net movement of molecules from

an area of high concentration to an area of low concentration.

Themes 3) Regulation

an organism's ability to keep their internal conditions in order

Themes 2) Energy and Life

an organism's ability to obtain energy for its routine activities

Themes 10) Reproduction and Inheritance

an organism's ability to reproduce its own kind that has similar traits of its creator

Themes 1) Interaction with the environment

an organism's continuous activity with its surroundings

Ch. 4 Water Properties 51) Solutions that contain concentrations of H+ ions lower than pure water

are bases.

Ch. 5 Organic Molecules 15) A monosaccharide is a

carbohydrate.

Ch. 7 Cellular Respiration Total ATP produced

38

Ch. 6 Cell Membrane and Transport 5) Which means of particle transport requires input of energy from the cell?

Active transport

Lab Safety Test #20) Which of the following is NOT a safe lab practice?

After removing glassware from a heat source touch it right away to see if it is cool.

Lab Safety Test #14) Goggles are worn during science experiments

Any time chemicals, heat, or glassware are used.

Ch. 7 Cellular Respiration 7) What are the reactants in the equation for cellular respiration?

Glucose and oxygen

Ch. 7 Cellular Respiration 3) Which of the following is the correct sequence of events in cellular respiration?

Glycolysis-> Krebs cycle-> Electron transport

Ch. 6 Cell Structure and Function 71) arrangement of tubes that help transport materials

Golgi apparatus

Ch. 8 Photosynthesis 16) Where do the light reactions take place?

In the thylakoid

Construct line graph 1) Identify the variables

Independent variable- controls experiment goes on x axis should be on left side of data table Dependent variable- Goes on y axis right side of the data table

Microscope use 82) ________ projects light through the diaphragm, the specimen, and the lenses.

Light source

Ch. 6 Cell Structure and Function 74) stores food, water, and minerals

Mitochondria

Ch. 6 Cell Structure and Function 77) converts sun's energy into chemical energy

Mitochondria

Lab Safety Test #16) I can in in the lab

Never.

Ch. 6 Cell Membrane and Transport 24) A cucumber slice placed in pure water increases in size.

Osmosis

Construct a line graph 5) Plot the data points

Plot each data value on the graph with a dot You can put the data number by the dot, if it does not clutter your graph

Construct line graph 2) Determine the variable range

Subtract lowest variable from highest Do each variable separately

Ch. 6 Cell Membrane and Transport Hypertonic

The solution with a higher concentration of a solute

Ch. 6 Cell Membrane and Transport Hypotonic

The solution with a lower concentration of a solute

Ch. 8 Photosynthesis Place where Calvin cycle takes place

The stroma