Dane Doormann
Quiz by , created more than 1 year ago

Basic biology exam covering basic biological principles, such as human physiology, plant biology, and genetics.

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Dane Doormann
Created by Dane Doormann over 6 years ago
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Biology 2 Final Exam - Sample Question

Biology 2 Final Exam - Sample Question

Question 1 of 89

1

A pseudocoelome is found in the following phylum

Select one of the following:

  • Cnidaria

  • Echinodermata

  • Annelida

  • Platyhelminthes

  • Nematoda

Explanation

Question 2 of 89

1

Which of the following have only one opening to the digestive tract (they do NOT have an anus)?

Select one of the following:

  • Cnidaria

  • Platyhelminthes

  • Annelida

  • Both Cnidaria and Platyhelminthes

  • Both Cnidaria and Annelida

Explanation

Question 3 of 89

1

Which of the following is NOT a member of the phylum Platyhelminthes?

Select one of the following:

  • Roundworm

  • Earthworm

  • Flukes

  • Tapeworms

  • Both roundworm and earthworm

Explanation

Question 4 of 89

1

Which phylum do we first see muscles and nerves in their simplest form?

Select one of the following:

  • Protozoa

  • Nematoda (roundworms)

  • Platyhelminthes (flatworms)

  • Sponges

  • Cnidaria (jellyfish, etc.)

Explanation

Question 5 of 89

1

Which are characteristics of vertebrates?

Select one of the following:

  • 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

Explanation

Question 6 of 89

1

Which of the following does NOT possess an amniotic egg?

Select one of the following:

  • Fishes

  • Amphibians

  • Fishes and amphibians

  • Birds

  • Reptiles

Explanation

Question 7 of 89

1

The only taxonomic category that exists in nature is:

Select one of the following:

  • Species

  • Genus

  • Family

  • Class

  • Phylum

Explanation

Question 8 of 89

1

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?

Select one of the following:

  • Mosses

  • Conifers

  • Ferns

  • Liverworts

Explanation

Question 9 of 89

1

Which of the following statements on the biology of mosses is FALSE?

Select one of the following:

  • 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

Explanation

Question 10 of 89

1

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

Select one of the following:

  • 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

Explanation

Question 11 of 89

1

Which of the following is an example of gill fungus?

Select one of the following:

  • Agaricus

  • Yeast

  • Rhizopus

  • Phytophthora

  • Ulva

Explanation

Question 12 of 89

1

The sexual stage of Rhizopus is called:

Select one of the following:

  • Sporangiophore

  • Zygosporangium

  • Septa

  • Hyphae

  • Zoospore

Explanation

Question 13 of 89

1

Laminaria belongs to the phylum:

Select one of the following:

  • Chlorophyta

  • Rhodophyta

  • Phaeophyta

  • Bryophyta

  • Anthophyta

Explanation

Question 14 of 89

1

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

Select one of the following:

  • 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

Explanation

Question 15 of 89

1

The functional unit of the kidney is called:

Select one of the following:

  • Cortex

  • Vasa recta

  • Nephron

  • Bladder

  • Glomerulus

Explanation

Question 16 of 89

1

In the nervous system, the mylein sheath:

Select one of the following:

  • 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

Explanation

Question 17 of 89

1

The delay of 0.1 second at the AV node is:

Select one of the following:

  • 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

Explanation

Question 18 of 89

1

Which of the following statements are FALSE?

Select one of the following:

  • 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

Explanation

Question 19 of 89

1

Gastrin is a hormone that regulates:

Select one of the following:

  • Digestive secretions from the pancreas

  • Digestive secretions in the stomach

  • Glucose storage in the liver

  • Water re-absorption in the kidney

  • Heart rate

Explanation

Question 20 of 89

1

Type II diabetes is associated with:

Select one of the following:

  • 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

Explanation

Question 21 of 89

1

RNA differs from DNA, in that RNA:

Select one of the following:

  • 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

Explanation

Question 22 of 89

1

If one strand of DNA molecule has the sequence of bases 5'-ATTGCA-3', the other strand would have the sequence:

Select one of the following:

  • 3'-TAACGT-5'

  • 3'-UAACGU-5'

  • 3'-TUUCGU-5'

  • 3'-TAAGCT-5'

  • 3'-TUUGCT-5'

Explanation

Question 23 of 89

1

A particular triplet of bases in the coding sequence of DNA is AGT. The corresponding codon for mRNA transcribed is:

Select one of the following:

  • AGT

  • UCA

  • TCA

  • AGU

  • Either UCA or TCA, depending on the wobble in the first base.

Explanation

Question 24 of 89

1

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?

Select one of the following:

  • 0%

  • 25%

  • 50%

  • 75%

  • 100%

Explanation

Question 25 of 89

1

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?

Select one of the following:

  • 0.16

  • 0.20

  • 0.48

  • 0.60

  • Cannot tell with this information

Explanation

Question 26 of 89

1

Which of the following is associated with an open circulatory system?

Select one of the following:

  • Haemocoel

  • High pressure

  • Energetic flow

  • Blood, arteries, and veins

Explanation

Question 27 of 89

1

Which of the following is associated with a closed circulatory system?

Select one of the following:

  • Sluggish flow

  • Low pressure

  • Blood, arteries, and veins

  • haemocoel

Explanation

Question 28 of 89

1

The vena cava carries:

Select one of the following:

  • De-oxygenated blood away from the heart

  • Oxygenated blood towards the heart

  • De-oxygenated blood towards the heart

  • Oxygenated blood away from the heart

Explanation

Question 29 of 89

1

The aorta flows out from:

Select one of the following:

  • The right ventricle

  • The left ventricle

  • The right atrium

  • The left atrium

Explanation

Question 30 of 89

1

The vena cava flows into:

Select one of the following:

  • The right ventricle

  • The left ventricle

  • The right atrium

  • The left atrium

Explanation

Question 31 of 89

1

What vessel carries blood towards the lungs?

Select one of the following:

  • The vena cava

  • The pulmonary vein

  • The pulmonary artery

  • The aorta

Explanation

Question 32 of 89

1

Name the types of blood in your cells:

Select one of the following:

  • Red blood cells, White blood cells, Platelets

  • Red blood cells, White blood cells, haemoglobin

  • White blood cells, Platelets, haemocoel

  • White blood cells, haemocoel, Plasma

Explanation

Question 33 of 89

1

Name the order of layers that form in centrifuged blood?

Select one of the following:

  • 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

Explanation

Question 34 of 89

1

What is the main function of the red blood cells?

Select one of the following:

  • To enable clotting

  • To fight off infection

  • To carry oxygen

  • All of the above

Explanation

Question 35 of 89

1

Would red blood cells enable you to carry out DNA Analysis?

Select one or more of the following:

  • Yes

  • No

Explanation

Question 36 of 89

1

What is the main function of the red blood cells?

Select one of the following:

  • 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

Explanation

Question 37 of 89

1

What are the two main types of White blood cell?

Select one of the following:

  • neutrophils and lymphocytes

  • neutrophils and basophils

  • basophils and lymphocytes

  • basophils and monocytes

Explanation

Question 38 of 89

1

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

Select one of the following:

  • 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

Explanation

Question 39 of 89

1

What blood group is the universal donor and what group is the universal recipient?

Select one of the following:

  • Universal Donor O, Universal Recipient O

  • Universal Donor AB, Universal Recipient O

  • Universal Donor O, Universal Recipient AB

  • Universal Donor AB, Universal Recipient AB

Explanation

Question 40 of 89

1

Which is the correct flow through the heart?

Select one of the following:

  • 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

Explanation

Question 41 of 89

1

What are the first 2 major divisions of the nervous system?

Select one of the following:

  • Voluntary and Involuntary

  • Sympathetic Division and Parasympathetic Division

  • Somatic and Autonomic

  • Central and Peripheral

Explanation

Question 42 of 89

1

Which are the following statements is FALSE?

Select one of the following:

  • 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

Explanation

Question 43 of 89

1

I touch a hot surface and immediately withdraw my hand, how is this best described?

Select one of the following:

  • An afferent reaction

  • An efferent reaction

  • An efferent reaction first and then a afferent reaction

  • An afferent reaction first and then a efferent reaction

Explanation

Question 44 of 89

1

Briefly explain the term ‘Resting Potential’

Select one of the following:

  • 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+

Explanation

Question 45 of 89

1

What are the connections between neurons?

Select one of the following:

  • Synapses

  • Dendrites

  • Axon

  • Neurotransmitter

Explanation

Question 46 of 89

1

What is sensory transduction?

Select one of the following:

  • 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)

Explanation

Question 47 of 89

1

Explain the term accommodation (regarding sight)

Select one of the following:

  • 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

Explanation

Question 48 of 89

1

Explain the difference between a cone and a rod?

Select one of the following:

  • 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

Explanation

Question 49 of 89

1

Which of the following is in the correct order?

Select one of the following:

  • 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

Explanation

Question 50 of 89

1

Who introduced the method of scientific naming called binomial nomenclature?

Select one of the following:

  • Linnaeus

    Mayr
    Watson
    Crick

  • Darwin

  • Mayr

  • Watson

  • Crick

Explanation

Question 51 of 89

1

The biologist who proposed the biological species concept is:

Select one of the following:

  • Linnaeus

  • Darwin

  • Mayr

  • Watson

  • Crick

Explanation

Question 52 of 89

1

The eukaryotes belong to 3 monophyletic Kingdoms & 1 paraphyletic kingdom, name these

Select one of the following:

  • Prokaryotes, Plantae, Fungi, Animalia

  • Plantae, Fungi, Animalia, Protists

  • Protists, Prokaryotes, Fungi, Plantae

  • Protists, Prokaryotes, Fungi, Animalia

Explanation

Question 53 of 89

1

What distinguishes a protist from a protozoan?

Select one of the following:

  • Protists are single celled

  • Protists are a type of protozoan

  • Protozoans are a type of protist

  • Protists are prokaryotes

Explanation

Question 54 of 89

1

Which of the following characteristics of the Protists are correct?

Select one of the following:

  • 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

Explanation

Question 55 of 89

1

What phylum do the sponges belong to?

Select one of the following:

  • Cnidaria

  • Annelida

  • Protists

  • Animalia

  • Porifera

Explanation

Question 56 of 89

1

Which of these only includes terms associated with the Cnidaria

Select one of the following:

  • 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

Explanation

Question 57 of 89

1

Animals found within the Phylum Cnidaria include:

Select one of the following:

  • Jellyfish, coral, sponge, starfish, Urchin

  • Coral, anemone, Hydra, sea cucumber

  • Jellyfish, coral, sponge,anemone, hydra

  • Anemone, jellyfish, coral, hydra,

  • Jellyfish, Anemone, Coral and Nemo

Explanation

Question 58 of 89

1

What method of reproduction do green algae use under optimum conditions?

Select one of the following:

  • Sexual

  • Asexual

  • Nonsexual

  • Bisexual

Explanation

Question 59 of 89

1

What is the dominant phase in the life cycle of Lamina digitata?

Select one of the following:

  • Sporophyte

  • Gametophyte

  • Phaeophyte

  • Chorophyte

  • Rhodophyte

Explanation

Question 60 of 89

1

Which of the following are correct?

Select one of the following:

  • 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

Explanation

Question 61 of 89

1

What is Karyogamy?

Select one of the following:

  • Fusion of the cytoplasm

  • Fusion of the nuclei

  • Fusion of the cell wall

  • Fungi fusion

Explanation

Question 62 of 89

1

Eukaryotes evolved from prokaryotes by a process of:

Select one of the following:

  • Exosymbiosis

  • Entersymbiosis

  • Indosymbiosis

  • Symbiosis

  • Endosymbiosis

Explanation

Question 63 of 89

1

Explain the ‘Alternation of Generations’

Select one of the following:

  • 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

Explanation

Question 64 of 89

1

Which of the following are not reliant on water to reproduce?

Select one of the following:

  • Bryophytes

  • Ferns

  • Angiosperms

  • Gymnosperms

  • Both Angiosperms and Gymnosperms

Explanation

Question 65 of 89

1

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?

Select one of the following:

  • Algae

  • Angiosperm

  • Bryophyte

  • Fern

  • Gymnosperm

Explanation

Question 66 of 89

1

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?

Select one of the following:

  • Algae or a Angiosperm

  • Bryophyte or a fern

  • Gymnosperm or Fern

  • Angiosperm

Explanation

Question 67 of 89

1

What is an example of a seedless, vascular plant?

Select one of the following:

  • Algae

  • Fern

  • Bryophyte

  • Angiosperm

  • Gymnosperm

Explanation

Question 68 of 89

1

Is a Daffodil is a Monocot or a Dicot?

Select one of the following:

  • Monocot

  • Dicot

Explanation

Question 69 of 89

1

What is the function of Lignin?

Select one of the following:

  • 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

Explanation

Question 70 of 89

1

Which of these is False?

Select one of the following:

  • 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

Explanation

Question 71 of 89

1

The Base G always bonds to Base C ?

Select one of the following:

  • True

  • False

Explanation

Question 72 of 89

1

Ribose is.....

Select one of the following:

  • 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

Explanation

Question 73 of 89

1

Which of the following statements is FALSE?

Select one of the following:

  • 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

Explanation

Question 74 of 89

1

What is the difference between a nucleoside and nucleotide?

Select one of the following:

  • Nucleotides have phosphates

  • Nucleosides have phosphates

  • Nucleotides have 2 bases

  • Nucleosides have 2 bases

Explanation

Question 75 of 89

1

Where would you find an anticodon?

Select one of the following:

  • mRNA

  • tRNA

  • in a protein

  • in a ribosome

Explanation

Question 76 of 89

1

Where would you find a codon?

Select one of the following:

  • mRNA

  • tRNA

  • in a protein

  • in a ribosome

Explanation

Question 77 of 89

1

What does tRNA help to do?

Select one of the following:

  • Copy mRNA

  • Join the large and small subunits

  • Carry genetic information

  • Put amino acids in the right place

Explanation

Question 78 of 89

1

At which site does tRNA enter the large subunit?

Select one of the following:

  • A

  • P

  • E

  • None

Explanation

Question 79 of 89

1

Which sections carry genes?

Select one of the following:

  • Introns

  • Exons

Explanation

Question 80 of 89

1

Which statement is FALSE?

Select one of the following:

  • Mitosis results in 2 diploid cells

  • Meiosis results in 4 haploid cells

  • Meiosis results in 2 haploid cells

  • Mitosis occurs in somatic cells

Explanation

Question 81 of 89

1

An Allele is...

Select one of the following:

  • 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

Explanation

Question 82 of 89

1

A locus is....

Select one of the following:

  • 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

Explanation

Question 83 of 89

1

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

Select one of the following:

  • 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

Explanation

Question 84 of 89

1

Platyhelminthes are:

Select one of the following:

  • Tripoblastic coelomates

  • Dipoblastic coelomates

  • Tripoblastic acoelomates

  • Dipoblastic acoelomates

Explanation

Question 85 of 89

1

What is true of Nematoda?

Select one of the following:

  • They have a circulatory system

  • They lack an alimentary canal

  • Includes earthworms

  • Have an alimentary canal, but lack a circulatory system

Explanation

Question 86 of 89

1

Nematoda are...

Select one of the following:

  • Tripoblastic acoelomates

  • Dipoblastic acoelomates

  • Dipoblastic psuedocoelomates

  • Tripoblastic psuedocoelomates

Explanation

Question 87 of 89

1

Annelida are...

Select one of the following:

  • Tripoblastic coelomates

  • Dipoblastic acoelomates

  • Dipoblastic psuedocoelomates

  • Tripoblastic psuedocoelomates

Explanation

Question 88 of 89

1

Annelida are...

Select one of the following:

  • Radially symmetrical

  • Asymmetrical

  • Bilaterally symmetrical

Explanation

Question 89 of 89

1

Molluscs are.....

Select one of the following:

  • Dipoblastic acoelomates

  • Tripoblastic coelomates

  • Dipoblastic psuedocoelomates

  • Tripoblastic psuedocoelomates

Explanation

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