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Biology 2 Final Exam - Sample Question
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Fragen in diesem Quiz (89)
1A pseudocoelome is found in the following phylum
- ACnidaria
- BEchinodermata
- CAnnelida
- DPlatyhelminthes
- ENematoda
2Which of the following have only one opening to the digestive tract (they do NOT have an anus)?
- ACnidaria
- BPlatyhelminthes
- CAnnelida
- DBoth Cnidaria and Platyhelminthes
- EBoth Cnidaria and Annelida
3Which of the following is NOT a member of the phylum Platyhelminthes?
- ARoundworm
- BEarthworm
- CFlukes
- DTapeworms
- EBoth roundworm and earthworm
4Which phylum do we first see muscles and nerves in their simplest form?
- AProtozoa
- BNematoda (roundworms)
- CPlatyhelminthes (flatworms)
- DSponges
- ECnidaria (jellyfish, etc.)
5Which are characteristics of vertebrates?
- AOpen blood circulation
- BPharyngeal (gill) slits
- CDorsal hallow nerve cord
- DOpen blood circlulation, pharyngeal slits, and dorsal hallow nerve cord.
- EPharyngeal slits and dorsal hallow nerve cord
6Which of the following does NOT possess an amniotic egg?
- AFishes
- BAmphibians
- CFishes and amphibians
- DBirds
- EReptiles
7The only taxonomic category that exists in nature is:
- ASpecies
- BGenus
- CFamily
- DClass
- EPhylum
8A 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?
- AMosses
- BConifers
- CFerns
- DLiverworts
9Which of the following statements on the biology of mosses is FALSE?
- AThey can grow in very harsh environments
- BA symbiosis between a moss and a fungus is known as lichen
- CThey can tolerate drying out
- DPeat is a by-product of the growth of certain mosses
- EMosses lack a vascular system
10In the life cycle of all plants, there is alteration of generations. Which of the following is true?
- AHaploid sporophytes make haploid spores
- BGametophytes produce spores that develop into gametes
- CSporophytes and gametophytes are typically similar in appearance
- DMeiosis in sporophytes produces haploid spores
- EIn plants, the gametophytes is diploid
11Which of the following is an example of gill fungus?
- AAgaricus
- BYeast
- CRhizopus
- DPhytophthora
- EUlva
12The sexual stage of Rhizopus is called:
- ASporangiophore
- BZygosporangium
- CSepta
- DHyphae
- EZoospore
13Laminaria belongs to the phylum:
- AChlorophyta
- BRhodophyta
- CPhaeophyta
- DBryophyta
- EAnthophyta
14Which of the following statements about the female reproductive cycle is FALSE?
- AProgesterone is mainly secreted by the corpus luteum
- BTestosterone is secreted by the posterior pituitary gland
- CLH triggers ovulation
- DLH and FSH are secreted by the anterior pituitary gland
- EOestrogens and progesterone help maintain the endometrium (lining) of the uterus
15The functional unit of the kidney is called:
- ACortex
- BVasa recta
- CNephron
- DBladder
- EGlomerulus
16In the nervous system, the mylein sheath:
- AIs not a feature of the vertebrate nervous system
- BWraps around a neurons dendrites
- CIs present on motor, but not sensory neurons
- DHelps electrical signals in neurons conduct more quickly
- EProduces electrical signals
17The delay of 0.1 second at the AV node is:
- ATo allow the ventricles to fill
- BTo allow the atria to fill
- CTo allow blood to get to the feet and arms before another contraction occurs
- DTo allow the ventricles to empty
- ENone of the above
18Which of the following statements are FALSE?
- AAs the partial pressure of oxygen decreases, haemoglobin gives up its oxygen more readily.
- BAs the partial pressure of oxygen increases, haemoglobin gives up its oxygen more readily.
- CHigher temperature causes haemoglobin to give up oxygen more readily
- DIncreased acidity causes haemoglobin to give up oxygen more readily
- EEach red blood cells contain about 280,000,000 haemoglobin molecules
19Gastrin is a hormone that regulates:
- ADigestive secretions from the pancreas
- BDigestive secretions in the stomach
- CGlucose storage in the liver
- DWater re-absorption in the kidney
- EHeart rate
20Type II diabetes is associated with:
- AInsulin deficiency or reduced response of target cells
- BOverproduction of glucagon
- COverproduction of insulin
- DInability to absorb glucose across the small intestine wall
- ENone of the above
21RNA differs from DNA, in that RNA:
- AContains ribose as its sugar
- BIs found only in the cytoplasm
- CContains uracil instead of thymine
- DContains ribose as its sugar and contains uracil instead of thymine
- EContains ribose as its sugar, is found only in the cytoplasm and contains uracil instead of thymine
22If one strand of DNA molecule has the sequence of bases 5'-ATTGCA-3', the other strand would have the sequence:
- A3'-TAACGT-5'
- B3'-UAACGU-5'
- C3'-TUUCGU-5'
- D3'-TAAGCT-5'
- E3'-TUUGCT-5'
23A particular triplet of bases in the coding sequence of DNA is AGT. The corresponding codon for mRNA transcribed is:
- AAGT
- BUCA
- CTCA
- DAGU
- EEither UCA or TCA, depending on the wobble in the first base.
24A 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?
- A0%
- B25%
- C50%
- D75%
- E100%
25In 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?
- A0.16
- B0.20
- C0.48
- D0.60
- ECannot tell with this information
26Which of the following is associated with an open circulatory system?
- AHaemocoel
- BHigh pressure
- CEnergetic flow
- DBlood, arteries, and veins
27Which of the following is associated with a closed circulatory system?
- ASluggish flow
- BLow pressure
- CBlood, arteries, and veins
- Dhaemocoel
28The vena cava carries:
- ADe-oxygenated blood away from the heart
- BOxygenated blood towards the heart
- CDe-oxygenated blood towards the heart
- DOxygenated blood away from the heart
29The aorta flows out from:
- AThe right ventricle
- BThe left ventricle
- CThe right atrium
- DThe left atrium
30The vena cava flows into:
- AThe right ventricle
- BThe left ventricle
- CThe right atrium
- DThe left atrium
31What vessel carries blood towards the lungs?
- AThe vena cava
- BThe pulmonary vein
- CThe pulmonary artery
- DThe aorta
32Name the types of blood in your cells:
- ARed blood cells, White blood cells, Platelets
- BRed blood cells, White blood cells, haemoglobin
- CWhite blood cells, Platelets, haemocoel
- DWhite blood cells, haemocoel, Plasma
33Name the order of layers that form in centrifuged blood?
- ARed blood cells on top, White blood cells and platelets in centre, plasma on the bottom
- BRed blood cells on the bottom, White blood cells and platelets in centre, plasma on the top
- CRed blood cells on top, White blood cells and platelets on the bottom, plasma in the centre
- DRed 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
34What is the main function of the red blood cells?
- ATo enable clotting
- BTo fight off infection
- CTo carry oxygen
- DAll of the above
35Would red blood cells enable you to carry out DNA Analysis?
- AYes
- BNo
36What is the main function of the red blood cells?
- AWhere oxygen pressure is high, Hb takes up oxygen
- BWhere oxygen pressure is low, Hb gives up oxygen
- CWhere oxygen pressure is high, Hb gives up oxygen
37What are the two main types of White blood cell?
- Aneutrophils and lymphocytes
- Bneutrophils and basophils
- Cbasophils and lymphocytes
- Dbasophils and monocytes
38If I am blood group A , what type of blood group(s) can I receive and who can I donate blood to?
- AReceive from A,O Donate to A, AB
- BReceive from A,B Donate to A, AB
- CReceive from A,AB, Donate to A,O
- DReceive from AB, O, Donate to AB, O
39What blood group is the universal donor and what group is the universal recipient?
- AUniversal Donor O, Universal Recipient O
- BUniversal Donor AB, Universal Recipient O
- CUniversal Donor O, Universal Recipient AB
- DUniversal Donor AB, Universal Recipient AB
40Which is the correct flow through the heart?
- AVena cava, left atrium, left ventricle, lungs, right atrium, right ventricle, Aorta, body/brain
- BVena cava, right atrium, right ventricle, lungs, left atrium, left ventricle, Aorta, body/brain
- CAorta, left atrium, right ventricle, lungs, right atrium, left ventricle, Vena cava, body/brain
- DAorta, right atrium, right ventricle, lungs, left atrium, left ventricle, Vena cava, body/brain
41What are the first 2 major divisions of the nervous system?
- AVoluntary and Involuntary
- BSympathetic Division and Parasympathetic Division
- CSomatic and Autonomic
- DCentral and Peripheral
42Which are the following statements is FALSE?
- ANeurons carry electrical signals
- BGlial cells support the neurons in a variety of ways
- CGlial cells can also carry electrical signals
- DA Schwann cells is a type of Glial Cell
43I touch a hot surface and immediately withdraw my hand, how is this best described?
- AAn afferent reaction
- BAn efferent reaction
- CAn efferent reaction first and then a afferent reaction
- DAn afferent reaction first and then a efferent reaction
44Briefly explain the term ‘Resting Potential’
- AThere is mainly Na+ outside cell & mainly K+ inside
- BThere is mainly K+ outside cell & mainly Na+ inside
- CThere are equal amounts of K+ & Na+ outside & inside the cell
- DThe Resting Potential is not influenced by K+ & Na+
45What are the connections between neurons?
- ASynapses
- BDendrites
- CAxon
- DNeurotransmitter
46What is sensory transduction?
- AThe ability of the eye to change its focus from distant to near objects (and vice versa).
- BThe conversion of a sensory stimulus from one form to another.
- CDifferent sensitivities due to different photopigments.
- DAn action potential in presynaptic cell causes it to release neurotransmitter e.g. acetylcholine (ACh)
47Explain the term accommodation (regarding sight)
- AMy humble abode :)
- BThe ability of the eye to change its focus from distant to near objects (and vice versa).
- CHaving Rods and Cones residing in your eyes
- DHaving different sensitivities due to different photopigments
48Explain the difference between a cone and a rod?
- ACones are for colour vision and rods are for black and white
- BCones are for summer and rods are for fishing
- CCones are for black and white vision, rods are for colour
- DCones are for bright lights and rods are for dim lights
49Which of the following is in the correct order?
- AKingdom, phylum, class, order, family, genus, species
- BKingdom, phylum, order, class, family, genus, species
- CKingdom, class, order, phylum, family, genus, species
- DKingdom, order, phylum, class, family, species, genus
Kingdom, phylum, order, family, class, genus, species
50Who introduced the method of scientific naming called binomial nomenclature?
- ALinnaeus
Mayr
Watson
Crick - BDarwin
- CMayr
- DWatson
- ECrick
- ALinnaeus
51The biologist who proposed the biological species concept is:
- ALinnaeus
- BDarwin
- CMayr
- DWatson
- ECrick
52The eukaryotes belong to 3 monophyletic Kingdoms & 1 paraphyletic kingdom, name these
- AProkaryotes, Plantae, Fungi, Animalia
- BPlantae, Fungi, Animalia, Protists
- CProtists, Prokaryotes, Fungi, Plantae
- DProtists, Prokaryotes, Fungi, Animalia
53What distinguishes a protist from a protozoan?
- AProtists are single celled
- BProtists are a type of protozoan
- CProtozoans are a type of protist
- DProtists are prokaryotes
54Which of the following characteristics of the Protists are correct?
- ACan be single celled or multicellular
- BGroups include protozoans and algae
- CSpecific single celled examples include amoeba, paramecium and plasmodium
- DSlime moulds are part of this group
- EAll the above are true
55What phylum do the sponges belong to?
- ACnidaria
- BAnnelida
- CProtists
- DAnimalia
- EPorifera
56Which of these only includes terms associated with the Cnidaria
- AHydra, medusa, spicules, polyp, nerve net, muscles
- BPolyp, medusa, collar cells, protist
- CCnidoblasts, unicellular, single celled, polyp, nerve net, muscles,
- DCnidoblasts, medusa, polyp, hydra, nerve net, muscles, multicellular
57Animals found within the Phylum Cnidaria include:
- AJellyfish, coral, sponge, starfish, Urchin
- BCoral, anemone, Hydra, sea cucumber
- CJellyfish, coral, sponge,anemone, hydra
- DAnemone, jellyfish, coral, hydra,
- EJellyfish, Anemone, Coral and Nemo
58What method of reproduction do green algae use under optimum conditions?
- ASexual
- BAsexual
- CNonsexual
- DBisexual
59What is the dominant phase in the life cycle of Lamina digitata?
- ASporophyte
- BGametophyte
- CPhaeophyte
- DChorophyte
- ERhodophyte
60Which of the following are correct?
- AFungi is able to photosynthesise like plants
- BFungi are white
- CFungi does not live off the shores of Dingle
- DFungi is a kingdom with both unicellular and multicellular species
- EFungi have a prokaryotic cell structure
61What is Karyogamy?
- AFusion of the cytoplasm
- BFusion of the nuclei
- CFusion of the cell wall
- DFungi fusion
62Eukaryotes evolved from prokaryotes by a process of:
- AExosymbiosis
- BEntersymbiosis
- CIndosymbiosis
- DSymbiosis
- EEndosymbiosis
63Explain the ‘Alternation of Generations’
- AHaploid organism (sporophyte) makes zygote diploid organism (gametophyte), which makes sex cells haploid organism (gametophyte)
- BHaploid organism (gametophyte) makes sex cells diploid organism (sporophyte), which releases spores haploid organism (gametophyte)
- CHaploid organism (gametophyte) makes sex cells diploid organism (sporophyte), which releases zygotes diploid organism (gametophyte)
- DNone of these are correct
64Which of the following are not reliant on water to reproduce?
- ABryophytes
- BFerns
- CAngiosperms
- DGymnosperms
- EBoth Angiosperms and Gymnosperms
65I 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?
- AAlgae
- BAngiosperm
- CBryophyte
- DFern
- EGymnosperm
66I 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?
- AAlgae or a Angiosperm
- BBryophyte or a fern
- CGymnosperm or Fern
- DAngiosperm
67What is an example of a seedless, vascular plant?
- AAlgae
- BFern
- CBryophyte
- DAngiosperm
- EGymnosperm
68Is a Daffodil is a Monocot or a Dicot?
- AMonocot
- BDicot
69What is the function of Lignin?
- ATransports water and dissolved minerals
- BTransports food
- CPlays a role in conducting water in plant stems
- DAllows gases such as carbon dioxide, water vapour, and oxygen to move rapidly into and out of the leaf
70Which of these is False?
- AThe 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 - BThe dominant stage of an angiosperm is the sporophyte
- CThe dominant stage of a bryophyte is the gametophyte
- DThe dominant stage of a gymnosperm is the sporophyte
- EThe dominant stage of a fern is the gametophyte
- AThe dominant stage of an angiosperm is the sporophyte
71The Base G always bonds to Base C ?
- ATrue
- BFalse
72Ribose is.....
- AA basic amino acid
- BThe building block of DNA
- CThe sugar in RNA nucleotides
- DThe sugar in DNA nucleotides
- EA fatty acid incorporated into triacylglycerols
73Which of the following statements is FALSE?
- AIn DNA the base A pairs with the base T
- BIn DNA the base C pairs with the base G
- CIn DNA the base U pairs with the base A
- DIn RNA the base U is used instead of base T
- EIn DNA base pairing follows Chargaff’s rule
74What is the difference between a nucleoside and nucleotide?
- ANucleotides have phosphates
- BNucleosides have phosphates
- CNucleotides have 2 bases
- DNucleosides have 2 bases
75Where would you find an anticodon?
- AmRNA
- BtRNA
- Cin a protein
- Din a ribosome
76Where would you find a codon?
- AmRNA
- BtRNA
- Cin a protein
- Din a ribosome
77What does tRNA help to do?
- ACopy mRNA
- BJoin the large and small subunits
- CCarry genetic information
- DPut amino acids in the right place
78At which site does tRNA enter the large subunit?
- AA
- BP
- CE
- DNone
79Which sections carry genes?
- AIntrons
- BExons
80Which statement is FALSE?
- AMitosis results in 2 diploid cells
- BMeiosis results in 4 haploid cells
- CMeiosis results in 2 haploid cells
- DMitosis occurs in somatic cells
81An Allele is...
- AThe position of a gene on a chromosome
- BAn alternative form of a gene
- CThe sum of an individual’s genetic information
- DOnly visible in the F1 generation
82A locus is....
- AThe position of a gene on a chromosome
- BThe position of an allele on a chromosome
- CSingular of loci
- DThe same for two alleles of the same gene on homologous chromosomes
83The frequency of crossing over between any two linked genes is:
- AHigher if they are recessive
- BDifficult to predict
- CDetermined by their relative dominance
- DThe same as if they were not linked
- EProportional to the distance between them
84Platyhelminthes are:
- ATripoblastic coelomates
- BDipoblastic coelomates
- CTripoblastic acoelomates
- DDipoblastic acoelomates
85What is true of Nematoda?
- AThey have a circulatory system
- BThey lack an alimentary canal
- CIncludes earthworms
- DHave an alimentary canal, but lack a circulatory system
86Nematoda are...
- ATripoblastic acoelomates
- BDipoblastic acoelomates
- CDipoblastic psuedocoelomates
- DTripoblastic psuedocoelomates
87Annelida are...
- ATripoblastic coelomates
- BDipoblastic acoelomates
- CDipoblastic psuedocoelomates
- DTripoblastic psuedocoelomates
88Annelida are...
- ARadially symmetrical
- BAsymmetrical
- CBilaterally symmetrical
89Molluscs are.....
- ADipoblastic acoelomates
- BTripoblastic coelomates
- CDipoblastic psuedocoelomates
- DTripoblastic psuedocoelomates
Informationen
- Beschreibung
- Basic biology exam covering basic biological principles, such as human physiology, plant biology, and genetics.
- Autor
- Dane Doormann
- Sprache
- English
- Aufrufe
- 42
- Schlagwörter
- Bewertung
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