Biology 2 Final Exam - Sample Question

Descripción

Basic biology exam covering basic biological principles, such as human physiology, plant biology, and genetics.
Dane Doormann
Test por Dane Doormann, actualizado hace más de 1 año
Dane Doormann
Creado por Dane Doormann hace más de 6 años
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Resumen del Recurso

Pregunta 1

Pregunta
A pseudocoelome is found in the following phylum
Respuesta
  • Cnidaria
  • Echinodermata
  • Annelida
  • Platyhelminthes
  • Nematoda

Pregunta 2

Pregunta
Which of the following have only one opening to the digestive tract (they do NOT have an anus)?
Respuesta
  • Cnidaria
  • Platyhelminthes
  • Annelida
  • Both Cnidaria and Platyhelminthes
  • Both Cnidaria and Annelida

Pregunta 3

Pregunta
Which of the following is NOT a member of the phylum Platyhelminthes?
Respuesta
  • Roundworm
  • Earthworm
  • Flukes
  • Tapeworms
  • Both roundworm and earthworm

Pregunta 4

Pregunta
Which phylum do we first see muscles and nerves in their simplest form?
Respuesta
  • Protozoa
  • Nematoda (roundworms)
  • Platyhelminthes (flatworms)
  • Sponges
  • Cnidaria (jellyfish, etc.)

Pregunta 5

Pregunta
Which are characteristics of vertebrates?
Respuesta
  • Open blood circulation
  • Pharyngeal (gill) slits
  • Dorsal hallow nerve cord
  • Open blood circlulation, pharyngeal slits, and dorsal hallow nerve cord.
  • Pharyngeal slits and dorsal hallow nerve cord

Pregunta 6

Pregunta
Which of the following does NOT possess an amniotic egg?
Respuesta
  • Fishes
  • Amphibians
  • Fishes and amphibians
  • Birds
  • Reptiles

Pregunta 7

Pregunta
The only taxonomic category that exists in nature is:
Respuesta
  • Species
  • Genus
  • Family
  • Class
  • Phylum

Pregunta 8

Pregunta
A new plant species is discovered in a tropical rain forest. It has flagellated sperms, xylem with vessels, separate gametophyte and sporophyte generations, and no seeds. Which plant is it most related to?
Respuesta
  • Mosses
  • Conifers
  • Ferns
  • Liverworts

Pregunta 9

Pregunta
Which of the following statements on the biology of mosses is FALSE?
Respuesta
  • They can grow in very harsh environments
  • A symbiosis between a moss and a fungus is known as lichen
  • They can tolerate drying out
  • Peat is a by-product of the growth of certain mosses
  • Mosses lack a vascular system

Pregunta 10

Pregunta
In the life cycle of all plants, there is alteration of generations. Which of the following is true?
Respuesta
  • Haploid sporophytes make haploid spores
  • Gametophytes produce spores that develop into gametes
  • Sporophytes and gametophytes are typically similar in appearance
  • Meiosis in sporophytes produces haploid spores
  • In plants, the gametophytes is diploid

Pregunta 11

Pregunta
Which of the following is an example of gill fungus?
Respuesta
  • Agaricus
  • Yeast
  • Rhizopus
  • Phytophthora
  • Ulva

Pregunta 12

Pregunta
The sexual stage of Rhizopus is called:
Respuesta
  • Sporangiophore
  • Zygosporangium
  • Septa
  • Hyphae
  • Zoospore

Pregunta 13

Pregunta
Laminaria belongs to the phylum:
Respuesta
  • Chlorophyta
  • Rhodophyta
  • Phaeophyta
  • Bryophyta
  • Anthophyta

Pregunta 14

Pregunta
Which of the following statements about the female reproductive cycle is FALSE?
Respuesta
  • Progesterone is mainly secreted by the corpus luteum
  • Testosterone is secreted by the posterior pituitary gland
  • LH triggers ovulation
  • LH and FSH are secreted by the anterior pituitary gland
  • Oestrogens and progesterone help maintain the endometrium (lining) of the uterus

Pregunta 15

Pregunta
The functional unit of the kidney is called:
Respuesta
  • Cortex
  • Vasa recta
  • Nephron
  • Bladder
  • Glomerulus

Pregunta 16

Pregunta
In the nervous system, the mylein sheath:
Respuesta
  • Is not a feature of the vertebrate nervous system
  • Wraps around a neurons dendrites
  • Is present on motor, but not sensory neurons
  • Helps electrical signals in neurons conduct more quickly
  • Produces electrical signals

Pregunta 17

Pregunta
The delay of 0.1 second at the AV node is:
Respuesta
  • To allow the ventricles to fill
  • To allow the atria to fill
  • To allow blood to get to the feet and arms before another contraction occurs
  • To allow the ventricles to empty
  • None of the above

Pregunta 18

Pregunta
Which of the following statements are FALSE?
Respuesta
  • As the partial pressure of oxygen decreases, haemoglobin gives up its oxygen more readily.
  • As the partial pressure of oxygen increases, haemoglobin gives up its oxygen more readily.
  • Higher temperature causes haemoglobin to give up oxygen more readily
  • Increased acidity causes haemoglobin to give up oxygen more readily
  • Each red blood cells contain about 280,000,000 haemoglobin molecules

Pregunta 19

Pregunta
Gastrin is a hormone that regulates:
Respuesta
  • Digestive secretions from the pancreas
  • Digestive secretions in the stomach
  • Glucose storage in the liver
  • Water re-absorption in the kidney
  • Heart rate

Pregunta 20

Pregunta
Type II diabetes is associated with:
Respuesta
  • Insulin deficiency or reduced response of target cells
  • Overproduction of glucagon
  • Overproduction of insulin
  • Inability to absorb glucose across the small intestine wall
  • None of the above

Pregunta 21

Pregunta
RNA differs from DNA, in that RNA:
Respuesta
  • Contains ribose as its sugar
  • Is found only in the cytoplasm
  • Contains uracil instead of thymine
  • Contains ribose as its sugar and contains uracil instead of thymine
  • Contains ribose as its sugar, is found only in the cytoplasm and contains uracil instead of thymine

Pregunta 22

Pregunta
If one strand of DNA molecule has the sequence of bases 5'-ATTGCA-3', the other strand would have the sequence:
Respuesta
  • 3'-TAACGT-5'
  • 3'-UAACGU-5'
  • 3'-TUUCGU-5'
  • 3'-TAAGCT-5'
  • 3'-TUUGCT-5'

Pregunta 23

Pregunta
A particular triplet of bases in the coding sequence of DNA is AGT. The corresponding codon for mRNA transcribed is:
Respuesta
  • AGT
  • UCA
  • TCA
  • AGU
  • Either UCA or TCA, depending on the wobble in the first base.

Pregunta 24

Pregunta
A recessive allele on the X chromosome is responsible for red-green color blindness in humans. A woman with normal vision whose father is color blind, marries a man whose color blind. What is the probability the couple's son will also be color blind?
Respuesta
  • 0%
  • 25%
  • 50%
  • 75%
  • 100%

Pregunta 25

Pregunta
In a population which is in Hardy-Weinberg equilibrium, the frequency of the allele a is 0.4. What is the percentage of the population which is heterozygous Aa for this allele?
Respuesta
  • 0.16
  • 0.20
  • 0.48
  • 0.60
  • Cannot tell with this information

Pregunta 26

Pregunta
Which of the following is associated with an open circulatory system?
Respuesta
  • Haemocoel
  • High pressure
  • Energetic flow
  • Blood, arteries, and veins

Pregunta 27

Pregunta
Which of the following is associated with a closed circulatory system?
Respuesta
  • Sluggish flow
  • Low pressure
  • Blood, arteries, and veins
  • haemocoel

Pregunta 28

Pregunta
The vena cava carries:
Respuesta
  • De-oxygenated blood away from the heart
  • Oxygenated blood towards the heart
  • De-oxygenated blood towards the heart
  • Oxygenated blood away from the heart

Pregunta 29

Pregunta
The aorta flows out from:
Respuesta
  • The right ventricle
  • The left ventricle
  • The right atrium
  • The left atrium

Pregunta 30

Pregunta
The vena cava flows into:
Respuesta
  • The right ventricle
  • The left ventricle
  • The right atrium
  • The left atrium

Pregunta 31

Pregunta
What vessel carries blood towards the lungs?
Respuesta
  • The vena cava
  • The pulmonary vein
  • The pulmonary artery
  • The aorta

Pregunta 32

Pregunta
Name the types of blood in your cells:
Respuesta
  • Red blood cells, White blood cells, Platelets
  • Red blood cells, White blood cells, haemoglobin
  • White blood cells, Platelets, haemocoel
  • White blood cells, haemocoel, Plasma

Pregunta 33

Pregunta
Name the order of layers that form in centrifuged blood?
Respuesta
  • Red blood cells on top, White blood cells and platelets in centre, plasma on the bottom
  • Red blood cells on the bottom, White blood cells and platelets in centre, plasma on the top
  • Red blood cells on top, White blood cells and platelets on the bottom, plasma in the centre
  • Red blood cells on top, White blood cells and platelets on the bottom, plasma in the centre There is no order when centrifuged and can vary

Pregunta 34

Pregunta
What is the main function of the red blood cells?
Respuesta
  • To enable clotting
  • To fight off infection
  • To carry oxygen
  • All of the above

Pregunta 35

Pregunta
Would red blood cells enable you to carry out DNA Analysis?
Respuesta
  • Yes
  • No

Pregunta 36

Pregunta
What is the main function of the red blood cells?
Respuesta
  • Where oxygen pressure is high, Hb takes up oxygen
  • Where oxygen pressure is low, Hb gives up oxygen
  • Where oxygen pressure is high, Hb gives up oxygen

Pregunta 37

Pregunta
What are the two main types of White blood cell?
Respuesta
  • neutrophils and lymphocytes
  • neutrophils and basophils
  • basophils and lymphocytes
  • basophils and monocytes

Pregunta 38

Pregunta
If I am blood group A , what type of blood group(s) can I receive and who can I donate blood to?
Respuesta
  • Receive from A,O Donate to A, AB
  • Receive from A,B Donate to A, AB
  • Receive from A,AB, Donate to A,O
  • Receive from AB, O, Donate to AB, O

Pregunta 39

Pregunta
What blood group is the universal donor and what group is the universal recipient?
Respuesta
  • Universal Donor O, Universal Recipient O
  • Universal Donor AB, Universal Recipient O
  • Universal Donor O, Universal Recipient AB
  • Universal Donor AB, Universal Recipient AB

Pregunta 40

Pregunta
Which is the correct flow through the heart?
Respuesta
  • Vena cava, left atrium, left ventricle, lungs, right atrium, right ventricle, Aorta, body/brain
  • Vena cava, right atrium, right ventricle, lungs, left atrium, left ventricle, Aorta, body/brain
  • Aorta, left atrium, right ventricle, lungs, right atrium, left ventricle, Vena cava, body/brain
  • Aorta, right atrium, right ventricle, lungs, left atrium, left ventricle, Vena cava, body/brain

Pregunta 41

Pregunta
What are the first 2 major divisions of the nervous system?
Respuesta
  • Voluntary and Involuntary
  • Sympathetic Division and Parasympathetic Division
  • Somatic and Autonomic
  • Central and Peripheral

Pregunta 42

Pregunta
Which are the following statements is FALSE?
Respuesta
  • Neurons carry electrical signals
  • Glial cells support the neurons in a variety of ways
  • Glial cells can also carry electrical signals
  • A Schwann cells is a type of Glial Cell

Pregunta 43

Pregunta
I touch a hot surface and immediately withdraw my hand, how is this best described?
Respuesta
  • An afferent reaction
  • An efferent reaction
  • An efferent reaction first and then a afferent reaction
  • An afferent reaction first and then a efferent reaction

Pregunta 44

Pregunta
Briefly explain the term ‘Resting Potential’
Respuesta
  • There is mainly Na+ outside cell & mainly K+ inside
  • There is mainly K+ outside cell & mainly Na+ inside
  • There are equal amounts of K+ & Na+ outside & inside the cell
  • The Resting Potential is not influenced by K+ & Na+

Pregunta 45

Pregunta
What are the connections between neurons?
Respuesta
  • Synapses
  • Dendrites
  • Axon
  • Neurotransmitter

Pregunta 46

Pregunta
What is sensory transduction?
Respuesta
  • The ability of the eye to change its focus from distant to near objects (and vice versa).
  • The conversion of a sensory stimulus from one form to another.
  • Different sensitivities due to different photopigments.
  • An action potential in presynaptic cell causes it to release neurotransmitter e.g. acetylcholine (ACh)

Pregunta 47

Pregunta
Explain the term accommodation (regarding sight)
Respuesta
  • My humble abode :)
  • The ability of the eye to change its focus from distant to near objects (and vice versa).
  • Having Rods and Cones residing in your eyes
  • Having different sensitivities due to different photopigments

Pregunta 48

Pregunta
Explain the difference between a cone and a rod?
Respuesta
  • Cones are for colour vision and rods are for black and white
  • Cones are for summer and rods are for fishing
  • Cones are for black and white vision, rods are for colour
  • Cones are for bright lights and rods are for dim lights

Pregunta 49

Pregunta
Which of the following is in the correct order?
Respuesta
  • Kingdom, phylum, class, order, family, genus, species
  • Kingdom, phylum, order, class, family, genus, species
  • Kingdom, class, order, phylum, family, genus, species
  • Kingdom, order, phylum, class, family, species, genus Kingdom, phylum, order, family, class, genus, species

Pregunta 50

Pregunta
Who introduced the method of scientific naming called binomial nomenclature?
Respuesta
  • Linnaeus Mayr Watson Crick
  • Darwin
  • Mayr
  • Watson
  • Crick

Pregunta 51

Pregunta
The biologist who proposed the biological species concept is:
Respuesta
  • Linnaeus
  • Darwin
  • Mayr
  • Watson
  • Crick

Pregunta 52

Pregunta
The eukaryotes belong to 3 monophyletic Kingdoms & 1 paraphyletic kingdom, name these
Respuesta
  • Prokaryotes, Plantae, Fungi, Animalia
  • Plantae, Fungi, Animalia, Protists
  • Protists, Prokaryotes, Fungi, Plantae
  • Protists, Prokaryotes, Fungi, Animalia

Pregunta 53

Pregunta
What distinguishes a protist from a protozoan?
Respuesta
  • Protists are single celled
  • Protists are a type of protozoan
  • Protozoans are a type of protist
  • Protists are prokaryotes

Pregunta 54

Pregunta
Which of the following characteristics of the Protists are correct?
Respuesta
  • Can be single celled or multicellular
  • Groups include protozoans and algae
  • Specific single celled examples include amoeba, paramecium and plasmodium
  • Slime moulds are part of this group
  • All the above are true

Pregunta 55

Pregunta
What phylum do the sponges belong to?
Respuesta
  • Cnidaria
  • Annelida
  • Protists
  • Animalia
  • Porifera

Pregunta 56

Pregunta
Which of these only includes terms associated with the Cnidaria
Respuesta
  • Hydra, medusa, spicules, polyp, nerve net, muscles
  • Polyp, medusa, collar cells, protist
  • Cnidoblasts, unicellular, single celled, polyp, nerve net, muscles,
  • Cnidoblasts, medusa, polyp, hydra, nerve net, muscles, multicellular

Pregunta 57

Pregunta
Animals found within the Phylum Cnidaria include:
Respuesta
  • Jellyfish, coral, sponge, starfish, Urchin
  • Coral, anemone, Hydra, sea cucumber
  • Jellyfish, coral, sponge,anemone, hydra
  • Anemone, jellyfish, coral, hydra,
  • Jellyfish, Anemone, Coral and Nemo

Pregunta 58

Pregunta
What method of reproduction do green algae use under optimum conditions?
Respuesta
  • Sexual
  • Asexual
  • Nonsexual
  • Bisexual

Pregunta 59

Pregunta
What is the dominant phase in the life cycle of Lamina digitata?
Respuesta
  • Sporophyte
  • Gametophyte
  • Phaeophyte
  • Chorophyte
  • Rhodophyte

Pregunta 60

Pregunta
Which of the following are correct?
Respuesta
  • Fungi is able to photosynthesise like plants
  • Fungi are white
  • Fungi does not live off the shores of Dingle
  • Fungi is a kingdom with both unicellular and multicellular species
  • Fungi have a prokaryotic cell structure

Pregunta 61

Pregunta
What is Karyogamy?
Respuesta
  • Fusion of the cytoplasm
  • Fusion of the nuclei
  • Fusion of the cell wall
  • Fungi fusion

Pregunta 62

Pregunta
Eukaryotes evolved from prokaryotes by a process of:
Respuesta
  • Exosymbiosis
  • Entersymbiosis
  • Indosymbiosis
  • Symbiosis
  • Endosymbiosis

Pregunta 63

Pregunta
Explain the ‘Alternation of Generations’
Respuesta
  • Haploid organism (sporophyte) makes zygote diploid organism (gametophyte), which makes sex cells haploid organism (gametophyte)
  • Haploid organism (gametophyte) makes sex cells diploid organism (sporophyte), which releases spores haploid organism (gametophyte)
  • Haploid organism (gametophyte) makes sex cells diploid organism (sporophyte), which releases zygotes diploid organism (gametophyte)
  • None of these are correct

Pregunta 64

Pregunta
Which of the following are not reliant on water to reproduce?
Respuesta
  • Bryophytes
  • Ferns
  • Angiosperms
  • Gymnosperms
  • Both Angiosperms and Gymnosperms

Pregunta 65

Pregunta
I lack true conducting tissues, leaves and roots. My gametophyte is my dominant phase and my sporophyte is dependent upon it. I require water for fertilization so I need to grow in moist or seasonally moist habitats. What am I?
Respuesta
  • Algae
  • Angiosperm
  • Bryophyte
  • Fern
  • Gymnosperm

Pregunta 66

Pregunta
I have true conducting tissues (xylem and phloem), leaves, stems and roots. My sporophyte is the dominant phase and the gametophyte is much reduced. What am I?
Respuesta
  • Algae or a Angiosperm
  • Bryophyte or a fern
  • Gymnosperm or Fern
  • Angiosperm

Pregunta 67

Pregunta
What is an example of a seedless, vascular plant?
Respuesta
  • Algae
  • Fern
  • Bryophyte
  • Angiosperm
  • Gymnosperm

Pregunta 68

Pregunta
Is a Daffodil is a Monocot or a Dicot?
Respuesta
  • Monocot
  • Dicot

Pregunta 69

Pregunta
What is the function of Lignin?
Respuesta
  • Transports water and dissolved minerals
  • Transports food
  • Plays a role in conducting water in plant stems
  • Allows gases such as carbon dioxide, water vapour, and oxygen to move rapidly into and out of the leaf

Pregunta 70

Pregunta
Which of these is False?
Respuesta
  • The dominant stage of an angiosperm is the sporophyte The dominant stage of a bryophyte is the gametophyte The dominant stage of a gymnosperm is the sporophyte The dominant stage of a fern is the gametophyte
  • The dominant stage of an angiosperm is the sporophyte
  • The dominant stage of a bryophyte is the gametophyte
  • The dominant stage of a gymnosperm is the sporophyte
  • The dominant stage of a fern is the gametophyte

Pregunta 71

Pregunta
The Base G always bonds to Base C ?
Respuesta
  • True
  • False

Pregunta 72

Pregunta
Ribose is.....
Respuesta
  • A basic amino acid
  • The building block of DNA
  • The sugar in RNA nucleotides
  • The sugar in DNA nucleotides
  • A fatty acid incorporated into triacylglycerols

Pregunta 73

Pregunta
Which of the following statements is FALSE?
Respuesta
  • In DNA the base A pairs with the base T
  • In DNA the base C pairs with the base G
  • In DNA the base U pairs with the base A
  • In RNA the base U is used instead of base T
  • In DNA base pairing follows Chargaff’s rule

Pregunta 74

Pregunta
What is the difference between a nucleoside and nucleotide?
Respuesta
  • Nucleotides have phosphates
  • Nucleosides have phosphates
  • Nucleotides have 2 bases
  • Nucleosides have 2 bases

Pregunta 75

Pregunta
Where would you find an anticodon?
Respuesta
  • mRNA
  • tRNA
  • in a protein
  • in a ribosome

Pregunta 76

Pregunta
Where would you find a codon?
Respuesta
  • mRNA
  • tRNA
  • in a protein
  • in a ribosome

Pregunta 77

Pregunta
What does tRNA help to do?
Respuesta
  • Copy mRNA
  • Join the large and small subunits
  • Carry genetic information
  • Put amino acids in the right place

Pregunta 78

Pregunta
At which site does tRNA enter the large subunit?
Respuesta
  • A
  • P
  • E
  • None

Pregunta 79

Pregunta
Which sections carry genes?
Respuesta
  • Introns
  • Exons

Pregunta 80

Pregunta
Which statement is FALSE?
Respuesta
  • Mitosis results in 2 diploid cells
  • Meiosis results in 4 haploid cells
  • Meiosis results in 2 haploid cells
  • Mitosis occurs in somatic cells

Pregunta 81

Pregunta
An Allele is...
Respuesta
  • The position of a gene on a chromosome
  • An alternative form of a gene
  • The sum of an individual’s genetic information
  • Only visible in the F1 generation

Pregunta 82

Pregunta
A locus is....
Respuesta
  • The position of a gene on a chromosome
  • The position of an allele on a chromosome
  • Singular of loci
  • The same for two alleles of the same gene on homologous chromosomes

Pregunta 83

Pregunta
The frequency of crossing over between any two linked genes is:
Respuesta
  • Higher if they are recessive
  • Difficult to predict
  • Determined by their relative dominance
  • The same as if they were not linked
  • Proportional to the distance between them

Pregunta 84

Pregunta
Platyhelminthes are:
Respuesta
  • Tripoblastic coelomates
  • Dipoblastic coelomates
  • Tripoblastic acoelomates
  • Dipoblastic acoelomates

Pregunta 85

Pregunta
What is true of Nematoda?
Respuesta
  • They have a circulatory system
  • They lack an alimentary canal
  • Includes earthworms
  • Have an alimentary canal, but lack a circulatory system

Pregunta 86

Pregunta
Nematoda are...
Respuesta
  • Tripoblastic acoelomates
  • Dipoblastic acoelomates
  • Dipoblastic psuedocoelomates
  • Tripoblastic psuedocoelomates

Pregunta 87

Pregunta
Annelida are...
Respuesta
  • Tripoblastic coelomates
  • Dipoblastic acoelomates
  • Dipoblastic psuedocoelomates
  • Tripoblastic psuedocoelomates

Pregunta 88

Pregunta
Annelida are...
Respuesta
  • Radially symmetrical
  • Asymmetrical
  • Bilaterally symmetrical

Pregunta 89

Pregunta
Molluscs are.....
Respuesta
  • Dipoblastic acoelomates
  • Tripoblastic coelomates
  • Dipoblastic psuedocoelomates
  • Tripoblastic psuedocoelomates
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