Evolution
Biological Diversity
Plants
Animal Form and Function
Animal Reproduction and Development
100
Which of the following generates the formation of adaptations? a. Genetic Drift b. Mutations c. Gene Flow d. Sexual Reproduction e. Natural Selection
What is E. Natural Selection
100
Prokaryotes differ from eukaryotes by all of the following characteristics EXCEPTS: a. kinds of nucleotides in their DNA b. structure of their flagella c. structure of their plasma membranes d. structure of their chromosomes e. methods of cell division
What is A. kinds of nucleotides in their DNA
100
Which of the following is dead at functional maturity? a. Companion Cell b. Guard Cell c. Palisade Mesophyll d. Sieve-tube Members e. Vessel Member
What is E. Vessel Member
100
Body temperature can be increased by all of the following EXCEPT: a. muscle contractions b. Drinking alcohol, which results in vasodilation c. Increasing metabolic activity d. puffing up feathers or hair e. reducing blood flow to ears
What is B. Drinking alcohol
100
Storage and maturation of human sperm occur in the a. Epididymis b. Interstitial cells c. Seminiferous tubules d. Sertoli Cells e. Vas Deferens
What is A. Epididymis
200
The appearance of a new mutation is a. A random event b. The result of natural selection c. The result of artificial selection d. The result of sexual reproduction e. Usually a beneficial event
What is A. A random event
200
All of the following are examples of substances found in bacteria or archaea EXCEPT: a. peptidoglycans b. flagellin c. bacteriorhodopsin d. chitin e. phycobilins
What is D. chitin
200
Most growth takes place in terminal shoots and roots in a. the zone of cell division b. the zone of elongation c. the zone of maturation d. meristematic cells e. vascular cambium
What is B. the zone of elongation
200
Most carbon dioxide is transported in the blood as a. CO2 b. as HCO3 c. attached to hemoglobins d. attached to the membranes of erythrocytes e. attached to the membranes of specialized leukocytes
What is B. HCO3
200
Oogenesis in humans begins a. During embryonic development b. At birth c. At puberty d. Monthly during the menstrual cycle e. At fertilization
What is A. during embryonic development
300
Which of the following is an example of sexual selection? a. Dark-colored pepper moths in London at the beginning of the industrial revolution b. The mane of a lion c. Insecticide resistance in insects d. Darwin's finches in the Galapagos Islands e. The ability of certain insects to avoid harm when consuming toxic plants
What is B. The mane of a lion
300
In plants, male gametes are produced by the a. ovary b. pistil c. antheridium d. archegonium e. sporophyte
What is C. antheridium
300
A plant with a fibrous root system, leaves with parallel venation, and a seed with a single cotyledon is probably a a. Corn Plant b. Fern c. Fir Tree d. Pine Tree e. Pea Plant
What is A. Corn Plant
300
Gas diffusion in human lungs occurs across membranes of a. Alveoli b. Bronchi c. The diaphragm d. The larynx e. Spiracles
What is A. alveoli
300
The function of the acrosome in the sperm head is to a. provide ATP for flagellar movements b. Control DNA replication in the sperm c. Store enzymes used for penetrating the egg during fertilization d. enclose the genetic material e. Provide energy molecules for glycolytic reactions
What is C. Store enzymes used for penetrating the egg during fertilization
400
A population consists of 9% white sheep and 91% black sheep. What is the frequency of the black-wool allele if the black-wool allele is dominant and the white-wool allele is recessive? a. 0.09 b. 0.3 c. 0.42 d. 0.49 e. 0.7
What is E. 0.7
400
The function of the endosperm in angiosperms is to provide a. Nourishment for the pollen b. Nourishment for the developing embryo c. Material for fruit development d. Material for the seed coat e. A reward for animal pollinators
What is B. Nourishment for the developing embryo
400
All of the following are true about the vascular cambium EXCEPT: a. It increases the girth in plants b. It produces secondary xylem c. It produces secondary phloem d. It produces cork in woody plants e. It occurs in the stem and in the root
What is D. It produces cork in woody plants
400
Which of the following would normally contain blood with the least amount of oxygen? a. The left ventricle b. The left atrium c. The pulmonary veins d. The pulmonary arteries e. Capillaries that lines the small intestine
What is D. The pulmonary arteries
400
In birds and mammals, gastrulation begins at the a. Trophoblast b. Blastodisc c. Blastocyst d. Yolk e. Primitive Streak
What is E. Primitive Streak
500
After test-cross experiments, it was determined that the frequencies of homozygous dominant, heterozygous, and homozygous recessive individuals for a particular trait were 32%, 64%, and 4% respectively. The dominant and recessive allele frequencies a. are .2 and .8 respectively b. are .32 and .68 respectively c. are .36 and .64 respectively d. are .3 and .9 respectively e. cannot be determined because the population is not a Hardy-Weinburg equilibrium
What is E. cannot be determined because the population is not a Hardy-Weinburg equilibrium
500
Angiosperms differ from all other plants because a. They produce a pollen tube b. They produce wind dispersed pollen c. The sporophyte generation is dominant d. They use animals to disperse their seeds e. They produce fruits
What is E. they produce fruits
500
During the middle of the night, a flowering plant was exposed to a sequence of red and far-red light in the following order: red, far-red, red. All of the following are true EXCEPT: a. The active form of phytochrome is Pfr b. High levels of Pfr would exist at the end of the sequence c. Low levels of Pr would exist at the end of the sequence d. In short-day plants, flowering would be induced e. In day-nuetral plants, flowering would not be affected
What is D. In short-day plants, flowering would be induced
500
Which of the following is an example of an excretory mechanism? a. Antibodies b. The digestive tract c. Flame Cells d. Neurosecretory Cells e. The sarcomere
What is C. Flame Cells
500
The dorsal lip of the blastopore induces development of the a. trophoblast b. mesoderm germ layer c. mouth in deutrostomes d. coelom e. notochord
What is E. notochord
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