Biology 102 - General Biology
Quizzes

Quiz 1 Bio 102 Fall 2002

1. Which of these molecules were present on the primitive earth 4.5 billion years ago?
a. Oxygen O₂
b. carbon dioxide CO₂
c. water H₂O
d. ammonia NH₃
e. DNA
2. The very first organisms on earth were
a. photosynthetic organisms (autotrophs)
b. heterotrophs
c. anaerobic
Answer A for greater than; B for less than and C for equal to
3. The size of an amino acid is __B___ the size of a protein.
4. The size of polysaccharide is __A___ the size of a vitamin.

Quiz 2 Bio 102 Fall 2002

Match the subunit with the macromolecule. (Fill in the bubble next to the letter corresponding to subunit of the molecule listed.)
_e_5. glycogen
_b_6. phospholipids
_a_7. RNA
_e_8. cellulose
_d_9. hemoglobin
a. nucleotides
b. fatty acids
c. steroids
d. amino acids
e. glucose
Fill in the bubble corresponding to ALL correct answers.
10. Some lipids are:
a. components of cell membranes
b. informational molecules
c. energy storage molecules
d. hormones
e. soluble in water

Quiz 3 Bio 102 Fall 2002

Fill in all the bubbles corresponding to correct answers.
11. DNA
a. is composed of amino acids
b. is the genetic material of all cells and many viruses
c. codes for carbohydrates
d. replicates by using specific base pairing (A with T and C with G)
e. makes mRNA (messenger RNA) by using specific base pairing
Answer “a” greater than; “b” less than; or “c” equal to
12. The number of different codons in the genetic code is __A_ the number of different amnio acids.
13. The probability that a cold is caused by a bacterium is __B__ the probability that it is caused by a virus.
14. The size of a virus is __B__ the size of a cell.
15. In general, the harmfulness of a base deletion (or insertion) mutation __A__ the harmfulness of a base substitution mutation.
16. The length of the mRNA is __B___the length of the gene from which it is transcribed.

Quiz 4 Bio 102 Fall 2002

Fill in the bubbles corresponding to ALL correct answers:
17. Viruses
a. are primitive (prokaryotic) cells
b. have protein coats
c. use DNA or RNA as their genetic material
d. are killed by antibiotics
e. are attacked by antibody molecules
18. Bacteria
a. reproduce by mitosis
b. contain ribosomes in their cytoplasm
c. have chromosomes within a membrane bound nucleus
d. may have sexual recombination of genes
e. have cell walls and cell membranes

Quiz 5 Bio 102 Fall 2002

Fill in the bubbles corresponding to ALL correct answers:
19. ALL cells, both prokaryotic and eukaryotic, have
a. a cell wall
b. a nucleus
c. double stranded DNA as their genetic material
d. mitochondria
e. a cell (plasma) membrane
20. Mitochondria
a. reproduce by binary fission
b. contain prokaryotic type ribosomes coded for by their own (mt)DNA
c. are double membrane bound organelles
d. are the primary site of ATP (energy) production
e. are the site of O2 utilization by the cell

Quiz 6 Bio 102 Fall 2002

21. ATP is
a. produced in the dark (non light dependent) reactions of photosynthesis
b. made in glycolysis
c. made in the Krebs cycle
d. made by the oxidative phosphorylation (OXPHOS) systems located in the inner mitochondria membrane
e. is an enzyme
22. Meiosis
a. occurs exclusively in the gonads
b. gives rise to the embryo from the zygote
c. is occurring in most of the cells of your body
d. reduces the chromosome number by half
e. begins in the human female when she is a fetus

Quiz 7 Bio 102 Fall 2002

Match the embryonic layer to the organ systems
23. __b__ Skeleton, muscle, reproductive and excretory systems.
24. __a__ Nervous system
25. __c__ Digestive system
a. ectoderm b. mesoderm c. endoderm
Bubble in (a) for True and (b) for False
26. a Thalidomide is classified as a teratogen. It is a drug which can induce abnormalities during development.
27. a Gastrulation is the embryonic stage when the 3 germ layers are formed.
28. a In the ABO blood group, the A and B alleles are dominant to the O allele.
Bubble in letters corresponding to all correct answers
29. Mendel was the first person to
a. determine the number of human chromosomes
b. discover the law of segregation of genes from the parent to the offspring using the garden pea
c. determine that the human male determined the sex of the offspring
Bubble in (a) for >; (b) for < and (c) for =
30. The probability of a potential problem when pregnant woman is Rh positive and the father of the baby is Rh negative is __c__ the probability of a problem if the pregnant woman is Rh negative and the father is also Rh negative.

Quiz 8 Bio 102 Fall 2002

31. Which of the following are true for an autosomal dominant trait?
a. most people have that trait
b. everyone with the trait is homozygous
c. all of the offspring of a person with the trait will have the trait
d. if it is a rare trait, most affected persons will be heterozygous
e. it is on one of the sex chromosomes
32. The California Newborn Screening includes which of the following?
a. sickle cell disease
b. chromosome abnormalities
c. galactosemia
d. phenylketonuria
e. achondroplasia

Quiz 9 Bio 102 Fall 2002

Answer “a” greater than; “b” less than; or “c” equal to
33. The number of active X chromosomes in the cells of a human female is__c___the number of active X chromosomes in the cells of the human male.
34. The TDF/SRY gene
a. is on the X chromosome
b. is on the Y chromosome
c. controls the differentiation of the embryonic gonad into testes
d. causes ambiguous genitalia in females
35. Homologous organs in two organisms
a. always have the same function
b. have the same origin in embryonic development
c. if an appendage, are composed of the same basic bones
d. may not have the same function
36. True (a) or False (b)
b Darwin used the fact that all organisms have the same genetic code as proof of his theory of evolution.

QUIZ 10 Fall 2002

Match the organism with the Kingdom. The letters can be used once, more than once, or not at all.
37. _e__ mushroom
38. _a__ gymnosperm
39. _c__ slime mold
40. _b__ sponge
41. _c__ amoeba
a. Plants
b. Animals
c. Protists
d. Monera
e. Fungi
Match the terms appropriately. Use each letter once.
42. _b__ bryophyte
43. _c__ flatworms
44. _a__ angiosperms
45. _e__ nematodes
46. _d__ cnidarians
a. only plant that produces flowers
b. nonvascular land plant
c. have bilateral symmetry, organs, and a head,
d. have radial symmetry, tentacles, no organs, nematocysts, and a simple nerve net
e. first animals with a one-way digestive tract

QUIZ 11 Fall 2002

Matching.
47. _d___our closest invertebrate relatives; they have radial symmetry
48. _a___first class of vertebrates to be independent of water
49. _e___the phylum which contains insects; they have an exoskeleton
50. _b___snails and clams are in this phylum
51. _c___this class of vertebrates have hair and mammary glands
a. reptiles
b. mollusks
c. mammals
d. echinoderms
e. arthropods
Matching.
52. _d___ this tissue lines your intestine and covers your body
53. _c___this tissue is contractile and under your control
54. _a___this is a type of connective tissue
55. _e___this tissue in found in our brain and spinal cord
56. _b___these cell junctions allow intercellular movement of molecules
a. cartilage
b. gap
c. skeletal muscle
d. epithelial
e. nervous

Quiz 12 and 13 Fall 2002

57. (More than one may be correct.) Which of the following are used in mechanical digestion:
a. enzymes
b. teeth
c. bile
d. stomach muscles
58. (One is correct.) Absorption of nutrients takes place primarily in the
a. mouth
b. esophagus
c. stomach
d. small intestine
59. (More than one may be correct). Veins
a. have valves
b. lead to the heart
c. usually carry de-oxygenated blood
60. (More than one can be correct.) Gas exchange organs in various animals include
a. gills
b. lungs
c. hearts
d. trachioles
61. (More than one can be correct.) Endocrine glands
a. produce hormones
b. are effector organs
c. produce enzymes
d. release their products into the blood stream
62. (More than one can be correct.) Which of the following are part of the PNS (peripheral nervous system)?
a. cranial nerves
b. motor neurons
c. receptor cells or organs
d. sensory neurons

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Biology 102 - General Biology Quizzes