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Class Test 1 - 2016 UCT, Exams of Biology

University of Cape TownBiology

BIO1004S Class Test 1 2016 University of Cape Town

Typology: Exams

2015/2016

Uploaded on 11/10/2022

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!
BIO1004S((Biological(Diversity)(
UNIVERSITY(OF(CAPE(TOWN(
CLASS(TEST(1((19(August(2016)(
(
TIME:(60(MINUTES((TOTAL:(50(MARKS(
!
This(test(paper(has(two(sections.(Answer(both(sections.(
SECTION(A:(MULTIPLE(CHOICE(QUESTIONS((MCQs)((20(MARKS)(
• Fill$in$your$name,$student$number$and$answers$on$the$MCQ$Answer$Sheet$supplied.$
• ONLY$use$an$HB$pencil$for$filling$in$the$multiple$choice$Answer$Sheet.$
• Use$a$soft$eraser$to$carefully$rub$out$incorrect$answers.$
• Provide$the$most$correct$answer$to$each$question.$
• Negative$marking$does$not$apply$to$this$section$and$unanswered$questions$are$not$
penalized.$
• Enclose$the$MCQ$Answer$Sheet$in$the$Answer$Book$before$handing$in.$
1. Each!species!on!earth!has!a!unique,!formal!scientific!name!which!is!denoted!by:!
A)!The!species!name!only!
B)!The!genus!name!only!
C)!The!class!name!only!
D)!The!genus!and!species!names!together!
E)!The!class,!genus!and!species!names!together!
2. Which!of!the!following!characteristics!is!probably!most!responsible!for!the!great!
diversification!of!insects!on!land?!
A)!Exoskeleton!
B)!Antennae!
C)!Eyes!
D)!Flight!
E)!All!of!the!above!
3. Sponge!choanocytes!are!used!to:!!
A)!Swim!
B)!Trap!food!particles!
C)!Metabolise!food!
D)!Fight!off!predators!
E)!Generate!heat!
!
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BIO1004S (Biological Diversity) UNIVERSITY OF CAPE TOWN CLASS TEST 1 ( 19 August 2016 ) TIME: 60 MINUTES TOTAL: 50 MARKS This test paper has two sections. Answer both sections. SECTION A: MULTIPLE CHOICE QUESTIONS (MCQs) (20 MARKS)

  • Fill in your name, student number and answers on the MCQ Answer Sheet supplied.
  • ONLY use an HB pencil for filling in the multiple choice Answer Sheet.
  • Use a soft eraser to carefully rub out incorrect answers.
  • Provide the most correct answer to each question.
  • Negative marking does not apply to this section and unanswered questions are not penalized.
  • Enclose the MCQ Answer Sheet in the Answer Book before handing in.
  1. Each species on earth has a unique, formal scientific name which is denoted by: A) The species name only B) The genus name only C) The class name only D) The genus and species names together E) The class, genus and species names together
  2. Which of the following characteristics is probably most responsible for the great diversification of insects on land? A) Exoskeleton B) Antennae C) Eyes D) Flight E) All of the above
  3. Sponge choanocytes are used to: A) Swim B) Trap food particles C) Metabolise food D) Fight off predators E) Generate heat
  1. Which characteristics are shared by both cnidarians and flatworms? A) Dorsoventrally flattened bodies B) Flame bulbs C) Radial symmetry D) A digestive system with a single opening E) None of the above
  2. A land snail, a clam, and an octopus all share A) A mantle B) A radula C) Embryonic torsion D) Distinct cephalization E) A & B above
  3. With regard to the body cavity of animals, coelomate refers to: A) Bilateral symmetry B) Segmented body C) A true body cavity D) A system of nerves controlling digestion E) A & B above
  4. Chelicerates are commonly referred to as: A) Spiders B) Ants C) Butterflies D) Earthworms E) Leeches
  5. Phylum Annelida include: A) Oligochaeta (earthworms) B) Polychaeta (polychaetes) C) Hirudinea (leeches) D) A, B, C above E) Only B
  6. The phylum Porifera are: A) Filter feeders B) Sessile C) Diplozoid D) Important in marine ecosystems E) All of the above
  1. Which of the following applies to analogous structures? A) They are an example of convergent evolution B) They are the result of common ancestry C) They fulfil the same function in different species D) A and C E) They can be used to describe the presence of four limbs in tetrapods
  2. Which of the following represent the three domains of life? A) Bacteria, Viruses and Protozoa B) Plants, Animals and Protists C) Archaea, Bacteria and Eukarya D) Archaea, Bacteria and Protokarya E) Protokaryotes, Eukaryotes and Viruses
  3. Which of the following represent the five kingdoms of life? A) Animalia, Plantae, Fungi, Protista and Monera B) Animalia, Plantae, Bacteria, Archaea and Protozoa C) Animalia, Protokaryotes, Eukaryotes, Bacteria and Viruses D) Bacteria, Viruses, Fungi, Protista and Monera E) Eukaryotes, Viruses, Fungi, Protista and Monera
  4. Which of the following is regarded as the intermediate form between cynodonts (mammal-like reptiles) and mammals? A) Diarthrognathus B) Tiktaalik C) Archaeopteryx D) Pakicetus E) None of the above
  5. Which of the following individuals deduced that most geological features are caused by slow, gradual mechanisms of changes - not catastrophic events – that occur at a constant rate? A) George Cuvier B) John Henslow C) Charles Lyell D) Alfred Wallace E) Thomas Malthus

SECTION B: SHORT-ANSWER QUESTIONS (30 marks)

  • Answer ALL THREE QUESTIONS in the answer book provided.
  • Use a pen for answering, not a pencil.
  • On the cover, fill in your name & surname, student number, and indicate whether English is your “home language” or an “other language”.
  • Composition (structure & organization) of the answers is important. Think and plan before you write.
  • Write in complete sentences.
  • Caution: illegible or untidy work may be ignored.
  • At the end of the test, write down on the cover the question number that you have answered in that answer book, and indicate whether you are submitting multiple books. Question 1 (10 marks) Describe three types of body plans found in animals (acoelomate, pseudocoelomate, coelomate). Give an example of each. Question 2 (10 marks) Name the current classes of the Phylum Mollusca and describe how they differ from a hypothetical ancestral mollusc. Question 3 (10 marks) Describe five lines of evidence that support the hypothesis of evolution. END OF TEST