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Biology 2 Final Exam - Sample Question

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Basic biology exam covering basic biological principles, such as human physiology, plant biology, and genetics.
Dane Doormann
Quiz by Dane Doormann, updated more than 1 year ago
Dane Doormann
Created by Dane Doormann about 6 years ago
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Resource summary

Question 1

Question
A pseudocoelome is found in the following phylum
Answer
  • Cnidaria
  • Echinodermata
  • Annelida
  • Platyhelminthes
  • Nematoda

Question 2

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

Question 3

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

Question 4

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

Question 5

Question
Which are characteristics of vertebrates?
Answer
  • 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

Question 6

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

Question 7

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

Question 8

Question
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?
Answer
  • Mosses
  • Conifers
  • Ferns
  • Liverworts

Question 9

Question
Which of the following statements on the biology of mosses is FALSE?
Answer
  • 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

Question 10

Question
In the life cycle of all plants, there is alteration of generations. Which of the following is true?
Answer
  • 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

Question 11

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

Question 12

Question
The sexual stage of Rhizopus is called:
Answer
  • Sporangiophore
  • Zygosporangium
  • Septa
  • Hyphae
  • Zoospore

Question 13

Question
Laminaria belongs to the phylum:
Answer
  • Chlorophyta
  • Rhodophyta
  • Phaeophyta
  • Bryophyta
  • Anthophyta

Question 14

Question
Which of the following statements about the female reproductive cycle is FALSE?
Answer
  • 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

Question 15

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

Question 16

Question
In the nervous system, the mylein sheath:
Answer
  • 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

Question 17

Question
The delay of 0.1 second at the AV node is:
Answer
  • 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

Question 18

Question
Which of the following statements are FALSE?
Answer
  • 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

Question 19

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

Question 20

Question
Type II diabetes is associated with:
Answer
  • 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

Question 21

Question
RNA differs from DNA, in that RNA:
Answer
  • 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

Question 22

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

Question 23

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

Question 24

Question
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?
Answer
  • 0%
  • 25%
  • 50%
  • 75%
  • 100%

Question 25

Question
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?
Answer
  • 0.16
  • 0.20
  • 0.48
  • 0.60
  • Cannot tell with this information

Question 26

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

Question 27

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

Question 28

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

Question 29

Question
The aorta flows out from:
Answer
  • The right ventricle
  • The left ventricle
  • The right atrium
  • The left atrium

Question 30

Question
The vena cava flows into:
Answer
  • The right ventricle
  • The left ventricle
  • The right atrium
  • The left atrium

Question 31

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

Question 32

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

Question 33

Question
Name the order of layers that form in centrifuged blood?
Answer
  • 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

Question 34

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

Question 35

Question
Would red blood cells enable you to carry out DNA Analysis?
Answer
  • Yes
  • No

Question 36

Question
What is the main function of the red blood cells?
Answer
  • 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

Question 37

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

Question 38

Question
If I am blood group A , what type of blood group(s) can I receive and who can I donate blood to?
Answer
  • 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

Question 39

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

Question 40

Question
Which is the correct flow through the heart?
Answer
  • 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

Question 41

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

Question 42

Question
Which are the following statements is FALSE?
Answer
  • 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

Question 43

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

Question 44

Question
Briefly explain the term ‘Resting Potential’
Answer
  • 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+

Question 45

Question
What are the connections between neurons?
Answer
  • Synapses
  • Dendrites
  • Axon
  • Neurotransmitter

Question 46

Question
What is sensory transduction?
Answer
  • 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)

Question 47

Question
Explain the term accommodation (regarding sight)
Answer
  • 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

Question 48

Question
Explain the difference between a cone and a rod?
Answer
  • 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

Question 49

Question
Which of the following is in the correct order?
Answer
  • 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

Question 50

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

Question 51

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

Question 52

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

Question 53

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

Question 54

Question
Which of the following characteristics of the Protists are correct?
Answer
  • 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

Question 55

Question
What phylum do the sponges belong to?
Answer
  • Cnidaria
  • Annelida
  • Protists
  • Animalia
  • Porifera

Question 56

Question
Which of these only includes terms associated with the Cnidaria
Answer
  • 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

Question 57

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

Question 58

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

Question 59

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

Question 60

Question
Which of the following are correct?
Answer
  • 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

Question 61

Question
What is Karyogamy?
Answer
  • Fusion of the cytoplasm
  • Fusion of the nuclei
  • Fusion of the cell wall
  • Fungi fusion

Question 62

Question
Eukaryotes evolved from prokaryotes by a process of:
Answer
  • Exosymbiosis
  • Entersymbiosis
  • Indosymbiosis
  • Symbiosis
  • Endosymbiosis

Question 63

Question
Explain the ‘Alternation of Generations’
Answer
  • 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

Question 64

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

Question 65

Question
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?
Answer
  • Algae
  • Angiosperm
  • Bryophyte
  • Fern
  • Gymnosperm

Question 66

Question
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?
Answer
  • Algae or a Angiosperm
  • Bryophyte or a fern
  • Gymnosperm or Fern
  • Angiosperm

Question 67

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

Question 68

Question
Is a Daffodil is a Monocot or a Dicot?
Answer
  • Monocot
  • Dicot

Question 69

Question
What is the function of Lignin?
Answer
  • 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

Question 70

Question
Which of these is False?
Answer
  • 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

Question 71

Question
The Base G always bonds to Base C ?
Answer
  • True
  • False

Question 72

Question
Ribose is.....
Answer
  • 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

Question 73

Question
Which of the following statements is FALSE?
Answer
  • 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

Question 74

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

Question 75

Question
Where would you find an anticodon?
Answer
  • mRNA
  • tRNA
  • in a protein
  • in a ribosome

Question 76

Question
Where would you find a codon?
Answer
  • mRNA
  • tRNA
  • in a protein
  • in a ribosome

Question 77

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

Question 78

Question
At which site does tRNA enter the large subunit?
Answer
  • A
  • P
  • E
  • None

Question 79

Question
Which sections carry genes?
Answer
  • Introns
  • Exons

Question 80

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

Question 81

Question
An Allele is...
Answer
  • 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

Question 82

Question
A locus is....
Answer
  • 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

Question 83

Question
The frequency of crossing over between any two linked genes is:
Answer
  • 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

Question 84

Question
Platyhelminthes are:
Answer
  • Tripoblastic coelomates
  • Dipoblastic coelomates
  • Tripoblastic acoelomates
  • Dipoblastic acoelomates

Question 85

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

Question 86

Question
Nematoda are...
Answer
  • Tripoblastic acoelomates
  • Dipoblastic acoelomates
  • Dipoblastic psuedocoelomates
  • Tripoblastic psuedocoelomates

Question 87

Question
Annelida are...
Answer
  • Tripoblastic coelomates
  • Dipoblastic acoelomates
  • Dipoblastic psuedocoelomates
  • Tripoblastic psuedocoelomates

Question 88

Question
Annelida are...
Answer
  • Radially symmetrical
  • Asymmetrical
  • Bilaterally symmetrical

Question 89

Question
Molluscs are.....
Answer
  • Dipoblastic acoelomates
  • Tripoblastic coelomates
  • Dipoblastic psuedocoelomates
  • Tripoblastic psuedocoelomates
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