Biology 102

Study Questions Final Exam

 

Chapter 20: Classification of Living Things

 

1.     Define taxonomy. What is binomial nomenclature? Give an example.

2.     List the 7 categories of classification in order, from most to least inclusive.

3.     Define: homologous structure; analogous structure; convergent evolution; parallel evolution.

4.     List the 5 kingdoms of living things. Give an example of an organism in each kingdom. List the 3 domains of living things.

 

Chapter 21: Viruses, Bacteria & Archaea

 

5.     Describe the basic structure of a virus (what is a virus made of)? Why are viruses said to be obligate intracellular parasites?

6.     Define: lytic cycle; lysogenic cycle; viroid; prion; retroivirus.

7.     Define: plasmid; fimbriae; peptidoglycan; capsule.

8.     What is the difference between the bacteria & the archaea? List the 3 major groups of archaea.

 

Chapter 22: The Protists

 

9.     Distinguish among the major groups of algae: unicellular, filamentous, colonial & multicellular green algae; brown algae; red algae. Give an example of each.

10.  Identify the division name & basic characteristics of: diatoms; flagellates.

11.  Identify the division name & an example of: ciliates; amoeboids.

12.  Distinguish among the slime molds & water molds. Which forms a plasmodium? Which forms a pseudoplasmodium? Which is parasitic?

 

Chapter 23: The Fungi

 

13.  What type(s) of nutrition does a fungus use?

14.  Define: thallus; mycelium; hyphae; rhizoids.

15.  Describe sexual & asexular reproduction in fungi.

16.  List the major fungal divisions & give an example of each.

 

Chapter 24: Evolution & Diversity of Plants

 

17.  Describe the basic differences between nonvascular plants, vascular plants & seed plants.

18.  Distinguish among the different phyla (divisions) of nonvascular plants (basic characteristics of each group). List 3 characteristics all nonvascular plants have in common.

19.  What is the function of: xylem, phloem, cuticle, stomata?

20.  What is the basic difference between gymnosperms & angiosperms? To which phylum (division) do angiosperms belong?

 

Chapter 25: Structure and Organization of Plants

 

21.  Briefly describe the function of: roots; stems; leaves. What is the shoot of a plant?

22.  Compare the following characteristics of monocots & eudicots: number of cotyledons, root & stem vascular tissue structure, leaf venation, number of flower parts, number of apertures in pollen grain.

23.  Define: vascular cylinder; vascular bundle; pericycle. What is the difference in appearance of vascular tissue in monocot & dicot roots & stems?

24.  Define: blade; petiole; upper & lower epidermis; palisade mesophyll; spongy mesophyll.

 

Chapter 26: Nutrition and Transport in Plants

 

25.  Describe the role of the following plant nutrients: carbon dioxide; water; oxygen. What is hydroponics?

26.  Describe the 3 particles in soil. Define: loam; humus.

27.  Briefly describe the structure of a stoma. Where are stomata located (plant tissue, & in monocots & dicots)?

28.  What is the function of phloem? What factors drive movement of material through phloem?

 

Chapter 27: Control of Growth and Responses in Plants

 

29.  Define: tropism; phototropism; gravitropism; thigmotropism.

30.  Describe the general function of: auxin; gibberellins; cytokinins; abscisic acid; ethylene.

31.  Define: senescence; dormancy; abscission.

32.  Which of the plant hormones regulates each of the above processes? Which hormone is a gas involved in fruit ripening?

 

Chapter 28: Reproduction in Plants

 

33.  Define: sporophyte; gametophyte; zygote; microspore; megaspore.

34.  Describe the process of double fertilization in angiosperms. How are the zygote & endosperm formed?

35.  Define: epicotyl; hypocotyl; radicle; germination.

36.  Define fruit & distinguish between a simple & compound fruit. Briefly describe & give an example of: legume; fleshy fruit; accessory fruit; aggregate fruit; multiple fruit.

 

 

Chapter 29: Introduction to Invertebrates

 

37.  Identify the 3 tissue layers in animals. Which layer is necessary for an organ level of organization?

38.  Define: coelomate; acoelomate; pseudocoelomate. Which of these includes the protostomes & deuterostomes?

39.  For sponges & cnidarians list the: phylum; type of symmetry; highest level of organization; nutritional strategy.

40.  Identify the 3 major classes of flatworms and the major organisms belonging to each class. Which of the classes includes primarily parasitic species?

 

Chapter 30: The Protostomes

 

41.  For protostomes and deuterostomes, describe: cleavage type; structure associated with blastopore; type of coelom. Which groups of organisms belong to each?

42.  Identify the 4 major classes of mollusks and the major organisms belonging to each class.

43.  Identify the 3 major classes of annelids and the major organisms belonging to each class. What is hirudin & which class/organism uses it?

44.  Identify the major subphyla, superclasses & classes of arthropods. Give an example of an organism in each group.

 

Chapter 31: The Deuterostomes

 

45.  What are the four basic chordate characteristics? What does each become in adult vertebrates?

46.  Identify the class for sharks, rays & skates. What is the common name for this class & why is it used? Identify the class for ray-finned (common) fish.

47.  Identify 4 common groups of reptiles. Identify the class for birds.

48.  Define: monotremes; marsupials; placental mammals. Give an example of each.

 

Chapter 33: Animal Organization and Homeostasis

 

49.  List the 4 major tissue types & briefly describe the function of each.

50.  Briefly describe & identify the major cell type(s) found within the following connective tissues: fibrous connective tissue; cartilage; bone; blood; adipose tissue.

51.  Distinguish among the 3 major muscle types: skeletal muscle; smooth muscle; cardiac muscle. Use the following characteristics: voluntary/involuntary; striated/nonstriated; location.

52.  Give the location and function of the following in skin: keratin; melanocytes; sebaceous glands; sweat glands; sensory receptors.

 

 

 

 

Chapter34: Circulation

 

53.  List 2 organisms or groups of organisms in each of the following categories: no circulatory system; open circulatory system; closed circulatory system.

54.  Give the function of the following in circulation: arteries; veins; capillaries.

55.  List the complete pathway of blood through the heart (from superior & inferior vena cava through aorta)... this will also be an extra credit question.

56.  Identify the function of the following in blood: erythrocytes; leukocytes; platelets.

 

Chapter 35 Lymph Transport and Immunity

 

57.  What are the 3 major functions of the lymphatic system?

58.  Identify the function (& structure if applicable) of the following antibody classes: IgG; IgM; IgA; IgD; IgE.

59.  Define: helper T cell; cytotoxic T cell; memory T cell; antigen-presenting cell. Which cell type releases cytokines? Which cell type is infected by HIV?

60.  What are the 4 blood types? What antigen is responsible for + and - in blood types? Which blood type is: universal donor; universal acceptor?

 

Chapter 36: Digestion and Nutrition

 

61.  Define: herbivore; carnivore; omnivore; grazer.

62.  Give the function in digestion of: pharynx; esophagus; stomach; small intestine; large intestine.

63.  Give the function in digestion of: salivary glands; liver; gallbladder; pancreas.

64.  Give the source & primary function of the following vitamins: vitamin A; B vitamins; vitamin C; vitamin D; vitamin K. What is an antioxidant & which vitamins function as antioxidants?

 

Chapter 37: Respiration

 

65.  Give an example of an organism using each of the following respiratory mechanisms: diffusion across skin/body surface; gills; tracheae; lungs with positive pressure; lungs with negative pressure. What is the difference between complete & incomplete ventilation?

66.  Identify the location & function of the following: diaphragm; uvula; epiglottis; vocal cords; alveoli.

67.  Briefly describe the structure & function of hemoglobin. In what cell type is hemoglobin found?

68.  Distinguish among the following respiratory tract disorders: strept throat; pneumonia; tuberculosis; chronic bronchitis; emphysema; asthma.

 

 

 

 

Chapter 38: Body Fluid Regulation and Excretion

 

69.  What are the major ions animals retain in body fluids? By what mechanism is water retained & excreted by animals?

70.  Distinguish among the following waste products: ammonia; urea; uric acid. Which is: most toxic; most soluble in water?

71.  Identify the excretory structures/organs used by the following animals: planaria; earthworms; insects; mammals.

72.  For the following hormones, indicate their site of synthesis, site of release & function: aldosterone; antidiuretic hormone (ADH); atrial natriuretic hormone (ANH).

 

Chapter 39: Neurons and Nervous Systems

 

73.  Define the following neuron parts: cell body; dendrites; axon; myelin sheath.

74.  Identify the structure & function of the following cells: motor neuron; sensory neuron; interneuron; Schwann cell.

75.  Identify the major regions of the diencephalon. anb brain stem. What is the primary function of each?

76.  What is the primary function of the: cerebrum; cerebellum; limbic system?

 

Chapter 42: Hormones and the Endocrine System

 

77.  Identify the major endocrine glands of the human endocrine system.

78.  Distinguish between amino-acid based & steroid hormones. What molecule is used to synthesize steroid hormones?

79.  Identify the hormones produced by the anterior pituitary & posterior pituitary. Give the basic function for each hormone.

80.  Identify the hormone(s) produced by the: adrenal medulla; pancreas; pineal gland. Give the basic function for each hormone.