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Biology Exam 2

83 Questions  I  By Akjohnson8363
Biology Quizzes & Trivia
Created to help me prepare for my biology exam.

  
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1.  __________ is a parasitic plant.
A.
B.
C.
D.
2.  Ethlene is a gaseous hormone produced by plants, often in response to stress.  What is another way to produce ethylene?
A.
B.
C.
D.
E.
3.  Which of the following plant responses is affected by photoperiod?
A.
B.
C.
D.
E.
4.  Where do plants get most of their mass?
A.
B.
C.
D.
E.
5.  Which of the following would be a good way to riben a green tomato?
A.
B.
C.
D.
E.
6.  In many grocery stores, fresh fruits are sold prebagged in plastic bags dotted with holes so that they will not overripen.  The main function of the holes is to
A.
B.
C.
D.
E.
7.  Gardeners pinch off the stem tip to make a plant bushier.  This works against which of the following
A.
B.
C.
D.
8.  A female mulberry plant growing several miles away from male individuals of its nearest population can produce seeds without fertilization by
A.
B.
C.
D.
9.  A woody plant lives through five years of drought, followed by five years of good growing conditions.  The xylem cells formed during the five good years will
A.
B.
C.
D.
E.
10.  The genetically identical organisms that result from asexual reproduction are called
A.
B.
C.
D.
E.
11.  Salicylic acid, the main component of aspirin, may be an example of a
A.
B.
C.
D.
E.
12.  Which of the following options correctly lsits the seqence of structures through which water passes into a root?
A.
B.
C.
D.
E.
13.  When a nursery worker pinches off the terminal buds on a young chrysanthemum plant to make it grow bushy, which of the following plant hormones is mainly repsonsible for growth of side branches?
A.
B.
C.
D.
E.
14.  New growth that increases stem length on a plant arsies mainly from
A.
B.
C.
D.
E.
15.  Which class of hormones produced in the roots of platns promotes cell division and growth, and retards the aging of flowers and leaves?
A.
B.
C.
D.
E.
16.  Which of the following is a characteristic of eudicots?
A.
B.
C.
D.
E.
17.  Which of the following produces the greatest amount of transpiration-cohesion-tension force?
A.
B.
C.
D.
E.
18.  Which of the following substances induces "bolting" the rapid elongation of a stem in cabbage?
A.
B.
C.
D.
E.
19.  Which of the following options lists the events leading to leaf fall in deciduous trees in the correct order?
A.
B.
C.
D.
E.
20.  A vascular cambium cell divides to produce an inner and out daugher cell.  Which of the following represents the probale fate of these cells?
A.
B.
C.
D.
E.
21.  What is phytoremediation?
A.
B.
C.
D.
E.
22.  A seed develps from a(n)
A.
B.
C.
D.
E.
23.  The tallest plant on Earth is
A.
B.
C.
D.
E.
24.  White is a physical barrier in the root that regulates the flow of water to xylem via cell walls?
A.
B.
C.
D.
E.
25.  The plant growth response to tough is known as
A.
B.
C.
D.
E.
26.  Which of the following hormones might induce seeds treaterd with it to break dormancy?
A.
B.
C.
D.
E.
27.  What is the difference between the heartwood and sapwood of a tree?
A.
B.
C.
D.
E.
28.  Which of the following essential macronutrient for plants is obtained directly from the air?
A.
B.
C.
D.
E.
29.  There is concern over the use of dioxin, a synthetic plant hormone as a weed killer because
A.
B.
C.
D.
E.
30.  In a flowering plant , sperm are produced by meiosis in the
A.
B.
C.
D.
E.
31.  Plants grow toward light through the action of
A.
B.
C.
D.
E.
32.  Removing the terminal bud of a plant that shows apical dominance will cause
A.
B.
C.
D.
E.
33.  Legumes such as beans or peas
A.
B.
C.
D.
E.
34.  The increase in grith associated with production of wood and bark in trees occurs as a consequence of
A.
B.
C.
D.
E.
35.  Generally speaking, fluids in plants are
A.
B.
C.
D.
E.
36.  Why might mutualistic relationships between plants and other oganism be expected to evolve
A.
B.
C.
D.
E.
37.  In a showy flower such as a magnolia or rose, the flower parts that ply the main role in attracting the notice of animal pollinators are the
A.
B.
C.
D.
E.
38.  Which of the following types of plant cells help regulate the movement of carbon dioxide into and out of the leaf
A.
B.
C.
D.
E.
39.  Which of the following is a way that plants use animals as a defense against herbivores?
A.
B.
C.
D.
E.
40.  Which of the following is one adptive advantage for didous plants that lose thier leaves during the winter?
A.
B.
C.
D.
E.
41.  ________ increase the surface area of roots
A.
B.
C.
D.
E.
42.  Legumes are frequently grown in rotation with primary field crops.  What is the benefit oin this?
A.
B.
C.
D.
E.
43.  Most trees and shrubs continue to grow year after year. Such plants are known as
A.
B.
C.
D.
E.
44.  The relationship beween a plant and mycohizal fungi is best described as
A.
B.
C.
D.
E.
45.  Monocot floral parts usually occur in multiples of
A.
B.
C.
D.
E.
46.  What is the node of a plant stem?
A.
B.
C.
D.
E.
47.  What is the role of the fungus in a mycorrhizal association?
A.
B.
C.
D.
E.
48.  Photosynthesis occurs in which type of plant tissue?
A.
B.
C.
D.
E.
49.  What sprodcution of axuxinstimulates germination of desert plant seeds after a hard rain?
A.
B.
C.
D.
E.
50.  The male organ of a flower is the
A.
B.
C.
D.
E.
51.  Plant must be produced in largehormones
A.
B.
C.
D.
E.
52.  What fionic bondingoOsmosisrce is responsible for the cohesiveness of water?
A.
B.
C.
D.
E.
53.  A plants first line of defense against infection is
A.
B.
C.
D.
E.
54.  What are the macronutirents present in most commercial fertilizers?
A.
B.
C.
D.
E.
55.  How does phytochrome control flowering?
A.
B.
C.
D.
E.
56.  The type of plant vascular tissue specialized to conduct food such as sugars is known as
A.
B.
C.
D.
E.
57.  Micronutrients fucntion in plants mainly as
A.
B.
C.
D.
E.
58.  Which of the flollowing cells provide fexible support to the growing parts of platns?
A.
B.
C.
D.
E.
59.  The cheif fucntion of roots haris is to
A.
B.
C.
D.
E.
60.  The proes that facilitat gas exhange in platn leaves are called
A.
B.
C.
D.
E.
61.  Which types of plant hormone gernerally acts as a growth inhibitor?
A.
B.
C.
D.
E.
62.  Carnivorousness in platns is primariliy an adaption for
A.
B.
C.
D.
E.
63.  Which of the following is a funciton of fruits
A.
B.
C.
D.
E.
64.  What is the speficif tern that refers to seasonal changes in the realitive lengths of nigth and day?
A.
B.
C.
D.
E.
65.  Mimosa plants spread their leaflets during the day and fold them at night.  You decide to design an experiment to test whether mimosa's leaf movements are congrlled by a biological clock.  Which of the flowing experiments would test your hypothese
A.
B.
66.  On a trip to the southwest, you and a friend collect some seeds from a pinon, which is a type of pine tree.  Your friend also gathers a small bagful of soild for under the pinon tree.  Back home both of you plants your seeds in commerical sterilized poittting soil, but your firend addsa spoonful of collectedd dirt to each of her pots.  her seedling do better than yours.  which of the floowing is the likeliest reason?
A.
B.
67.  The most reliabel way to stmulate branching in a plant is to
A.
B.
C.
D.
E.
68.  What is the main effect of auxins on plant growth
A.
B.
C.
D.
E.
69.  If the auxin that is produced by an apical meristem is transported in euqal amounts down all sides of a twig, the twig will probably
A.
B.
C.
D.
E.
70.  Synthetic auxins are used commerically
A.
B.
C.
D.
E.
71.  Which of the following growth responses causes teh shoots of plant grown in the dark to grwo upward.
A.
B.
C.
D.
E.
72.  A platn with a critical minimum day lenght of 14 hours that flowers in teh summer is a
A.
B.
C.
D.
E.
73.  ___ of the soil contains the most organic matter.
A.
B.
C.
D.
74.  Adaptations of conifers like pine tree doesn't include:
A.
B.
C.
D.
75.  A maple tree is an example of an___plant and corn is an exampel of An __plant.
A.
B.
C.
D.
76.  What type of plant tissue covers and protects the plant and controls gas exchange?
A.
B.
C.
D.
77.  Root hairs are an exapmle of _ and its function is to_.
A.
B.
C.
D.
78.  Which of the following is not a function of the root system?
A.
B.
C.
D.
79.  Where does gas exchange occur in vascular plant leaves?
A.
B.
C.
D.
80.  Amanda works at a nursery and is told to remove dicot seedlings from a soil bed.  Which of the following should she use to identify a plant as a dicot?
A.
B.
C.
D.
81.  Annual rgrowth rings are formed in woody stems principally through the activities of the __.
A.
B.
C.
D.
82.  Which of the following woudl be an essential macronutrient for plant growth?
A.
B.
C.
D.
83.  In early (spring) wood cells have _-diameter and __-walls.
A.
B.
C.
D.
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