FINAL REVIEW Created by Educational Technology Network. www.edtechnetwork.com 2009

DNA Photosynthesis 1 Photosynthesis 2 Cell Respiration Transport 10 20 30 40 50

Question 1 - 10 The sugar in DNA is _____________

Answer 1 – 10 deoxyribose

Question 1 - 20 The 4 groups of biomolecules are:

Answer 1 – 20 Carbohydrates Proteins Lipids Nucleic Acids

Question 1 - 30 The 3 parts of a nucleotide are:

Answer 1 – 30 Sugar phosphate and base

Question 1 - 40 The three types of RNA are

Answer 1 – 40 Messenger, transfer and ribosomal

Question 1 - 50 Three differences between DNA and RNA:

Answer 1 – 50 DNA is double stranded: RNA is single stranded The sugar in DNA is deoxyribose: The sugar in RNA is ribose The DNA base thymine is replaced with uracil in RNA

The light absorbing pigent in a chloroplast is Question 2 - 10 The light absorbing pigent in a chloroplast is

Answer 2 – 10 chlorophyll

Question 2 - 20 Photosynthesis occurs in the ________________ ________________ of the chloroplast

Answer 2 – 20 thylakoid

Question 2 - 30 What is the 3 reactants in photosynthesis?

Answer 2 – 30 Carbon dioxide, water and light energy

Question 2 - 40 Chlorophyll is green because

Answer 2 – 40 It reflects green light

Question 2 - 50 The major atmospheric byproduct of photosynthesis is

Answer 2 – 50 Oxygen

Question 3 - 10 The organelles associated with photosynthesis are the

Answer 3 – 10 chloroplast

Question 3 - 20 Based on the cycle of photosynthesis and cellular respiration, one can say that the ultimate original source of energy for all living things on Earth is

Answer 3 – 20 The sun

Question 3 - 30 Based on the graph we can say that as light increases the rate of photosynthesis:

Answer 3 – 30 Increases to a point and then steadies off

Question 3 - 40 The source of oxygen produced during photosynthesis results from the

Answer 3 – 40 Splitting of water

Question 3 - 50 What are the 2 stages of photosynthesis and what source of energy drives each?

Answer 3 – 50 Light RXN: sun Dark RXM: ATP and NADPH

Question 4 - 10 Cell Respiration starts in the ______________ and ends in the __________________

Answer 4 – 10 Cytoplasm, mitochondria

Question 4 - 20 When muscles are exercised extensively in the absence of sufficient oxygen what is produced (causes cramps)

Answer 4 – 20 Lactic acid

Question 4 - 30 The 3 stages of cellular respiration are:

Answer 4 – 30 Glycolysis, Krebs cycle and Electron transport chain

Question 4 - 40 During which stage of cellular respiration is most of the ATP formed?

Answer 4 – 40 Electron Transport Chain

Question 4 - 50 The name of the process that takes place when organic compounds are broken down in the absence of oxygen is

Answer 4 – 50 Fermentation

Question 5 - 10 Movement of substances across the membrane without the use of cellular energy is termed

Answer 5 – 10 PASSIVE

Question 5 - 20 Red blood cells contain 0.9% salt. A solution that is isotonic to the blood would have a salt concentration of ?

Answer 5 – 20 0.9%

Question 5 - 30 A solution that contains a higher level of salts than found in cells is said to be

Answer 5 – 30 HYPERTONIC

Question 5 - 40 Molecules that are too large to be moved across a cell membrane can be removed from the cell by

Answer 5 – 40 EXOCYTOSIS

Question 5 - 50 The bursting of cells due to osmosis is called

Answer 5 – 50 Cytolysis