[LH4]
UNIVERSITY OF BOLTON
SCHOOL OF SPORT AND BIOMEDICAL SCIENCES
BSC(HONS) BIOLOGY
SEMESTER ONE EXAMINATION 2015/2016
DIVERSITY OF LIFE
MODULE NO: BIO4003
Date: Friday 15 January 2016
INSTRUCTIONS TO CANDIDATES:
Time:
10.00 am – 1.00 pm
There are 50 questions and 2 sections
on this paper.
Answer ALL
sections.
questions
in
BOTH
Start each section in a fresh answer
book.
Page 2 of 19
Sport and Biomedical Sciences
BSc(Hons) Biology
Semester One Examination 2015/2016
Diversity of Life
Module No. BIO4003
Section A [75 marks]
Answer All Questions
1. What is the biological discipline of naming organisms and recognising species?
[1 mark]
2. Rosa canina (L) is the scientific name of an organism. What information
does each part of the name provide?
[3 marks]
3. Two species in the same class may be in different orders. True or False?
[1 mark]
4. Using a named example describe how phenotypic variation can lead to problems
in identifying species.
[2 marks]
5. What is a photoautotroph?
[1 mark]
6. Give an example of a photoautotroph in Domain Bacteria.
[1 mark]
7. What type of bonds are found in the cell membranes of members of
A. Bacteria
B. Archaea
[1 mark each]
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Page 3 of 19
Sport and Biomedical Sciences
BSc(Hons) Biology
Semester One Examination 2015/2016
Diversity of Life
Module No. BIO4003
8. Briefly describe ONE negative impact of prokaryotes on humans.
[2 marks]
9. Contrast bilateral and radial symmetry and give an example of an animal that
shows EACH type.
[4 marks]
10. Which clade contains flatworms, rotifers and molluscs?
[1 mark]
11. For each of the following four phyla name ONE class and ONE characteristic
feature:
A.
B.
C.
D.
Annelida
Mollusca
Echinodermata
Chordata
[2 marks each]
12. Archaeopteryx has been suggested as the missing link between reptiles and
birds. Name ONE characteristic it shares with reptiles and ONE characteristic it
shares with birds.
[2 marks]
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Page 4 of 19
Sport and Biomedical Sciences
BSc(Hons) Biology
Semester One Examination 2015/2016
Diversity of Life
Module No. BIO4003
13. Name the clades labelled A to D, below.
A
B
C
D
[4 marks]
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Page 5 of 19
Sport and Biomedical Sciences
BSc(Hons) Biology
Semester One Examination 2015/2016
Diversity of Life
Module No. BIO4003
14. A member of which protist group is responsible for the bioluminescence in the
picture below?
[1 mark]
15. Name the genus of the ciliate pictured below.
[1 mark]
Please turn the page
Page 6 of 19
Sport and Biomedical Sciences
BSc(Hons) Biology
Semester One Examination 2015/2016
Diversity of Life
Module No. BIO4003
16. Name the genus and species of the organism pictured below.
[2 marks]
17. In what way does the chloroplast of the species in Q 16 differ from that of other
protists?
[2 marks]
18. Discuss the ways in which protists provide evidence in support of the serial
endosymbiosis theory of eukaryote evolution.
[5 marks]
19. The simplest Phyla of plants are called
A.
B.
C.
D.
Pteridophytes
Gymnosperms
Bryophytes
Angiosperms
[1 mark]
20. Gymnosperms and angiosperms have all the following in common except
A. Seeds
B. Pollen
C. Vascular tissue
D. Ovaries
[1 mark]
Please turn the page
Page 7 of 19
Sport and Biomedical Sciences
BSc(Hons) Biology
Semester One Examination 2015/2016
Diversity of Life
Module No. BIO4003
21. Which of the following are not shared by all phyla of vascular plants?
A. The development of seeds
B. Alternation of generation
C. Dominance of the diploid sporophyte generation
D. Xylem and phloem
[1 mark]
22. Pollen grain is to ____ as ____ is to female gametophyte
A. Male gametophyte; embryo sac
B. Embryo sac; ovule
C. Ovule; sporophyte
D. Anther; seed
E. Petal; sepal
[1 mark]
23. The productivity of a crop declines when leaves begin to wilt mainly because
A. The chlorophyll of wilting leaves decomposes
B. Flaccid mesophyll cells are incapable of photosynthesis
C. Stomata close, preventing CO2 from entering the leaf
D. Photolysis, the water-splitting step of photosynthesis, cannot occur when there
is a water deficiency
E. An accumulation of CO2 in the leaf inhibits the enzymes required for
photosynthesis
[1 mark]
Please turn the page
Page 8 of 19
Sport and Biomedical Sciences
BSc(Hons) Biology
Semester One Examination 2015/2016
Diversity of Life
Module No. BIO4003
24. Which of the following conditions is needed by almost all seeds to break
dormancy?
A. Exposure to light
B. Imbibition
C. Abrasion of the seed coat
D. Exposure to cold
E. Covering of fertile soil
[1 mark]
25. Phloem is a vascular tissue that is responsible for transporting _______ through
plants.
A. Water
B. Organic food substances
C. Light particles
D. All of the above
[1 mark]
26. In plants, which of the following are produced by meiosis?
A. Haploid gametes
B. Haploid spores
C. Diploid gametes
D. Diploid spores
[1 mark]
27. ____ is to xylem as ____ is to phloem.
A. Sclerenchyma cell; parenchyma cell
B. Apical meristem; vascular cambium
C. Vessel element; sieve-tube member
D. Cortex; pith
E. Vascular cambium; cork cambium
[1 mark]
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Page 9 of 19
Sport and Biomedical Sciences
BSc(Hons) Biology
Semester One Examination 2015/2016
Diversity of Life
Module No. BIO4003
28. Which of the following represent the female structures of flowers?
A. Sepal and petal
B. Anther and filament
C. Stamen and carpel
D. Stigma and style
[1 mark]
29. Which of the following is not a characteristic that distinguishes gymnosperms
and angiosperm from other plants?
A. Alternation of generation
B. Ovules
C. Pollen
D. Dependent gametophytes
30. Most of the mass of organic material of a plant comes from
A. Water.
B. Carbon dioxide
C. Soil minerals
D. Atmospheric oxygen
E. Nitrogen
[1 mark]
31. Which of the following is a land plant that produces flagellated sperm and has a
sporophyte dominated life cycle?
A. Moss
B. Fern
C. Liverwort
D. Hornwort
[1 mark]
Please turn the page
Page 10 of 19
Sport and Biomedical Sciences
BSc(Hons) Biology
Semester One Examination 2015/2016
Diversity of Life
Module No. BIO4003
32. Mycorrhizae enhance plant nutrition mainly by
A. Absorbing water and minerals through the fungal hyphae.
B. Providing sugar to the root cells, which have no chloroplasts of their own
C. Converting atmospheric nitrogen to ammonia
D. Enabling the roots to parasitize neighboring plants
E. Stimulating the development of root hairs.
[1 mark]
33. The opening of the stomata is effected by all of the following except
A. Oxygen concentration
B. Temperature
C. Light
D. Carbon dioxide concentration
[1 mark]
34. The pathway of water from the soil through the plant to the atmosphere is best
represented by which of the following sequences?
A. Endodermis - cortex - epidermis - vessel elements - intercellular spaces in
mesophyll stomata
B. Epidermis - cortex - Casparian strip - endodermis - sieve cells - intercellular
spaces in the mesophyll - stomata
C. Casparian strip - root hairs - epidermis - cortex - xylem - endodermis –
intercellular spaces in mesophyll - stomata
E. Root hairs - cortex - endodermis - vessel elements - intercellular spaces in
mesophyll stomata
C. Epidermis - endodermis - phloem - cortex of leaf - intercellular spaces of
mesophyll - stomata
[2 mark]
Please turn the page
Page 11 of 19
Sport and Biomedical Sciences
BSc(Hons) Biology
Semester One Examination 2015/2016
Diversity of Life
Module No. BIO4003
35. Which of the following terms would be used to explain how trees can lift water to
heights of ten stories or more?
A. Air pressure
B. Adhesion
C. Cohesion
D. Tensile strength
E. All of the above
[1 mark]
36. Which of the following will cause the stomata to close?
A. Wilting
B. Increase in carbon dioxide concentration
C. Darkness
D. Very high temperatures
E. All of the above
[1 mark]
37. Which genus does the specimen below belong to?
[1 mark]
Please turn the page
Page 12 of 19
Sport and Biomedical Sciences
BSc(Hons) Biology
Semester One Examination 2015/2016
Diversity of Life
Module No. BIO4003
38. Name the two types (A and B) of transport tissue below
[1 mark]
39. Which Division does the specimen below belong to?
[1 mark]
Please turn the page
Page 13 of 19
Sport and Biomedical Sciences
BSc(Hons) Biology
Semester One Examination 2015/2016
Diversity of Life
Module No. BIO4003
40. Which genus does the specimen below belong to?
[1 mark]
41.Which genus does the specimen below belong to?
[1 mark]
Please turn the page
Page 14 of 19
Sport and Biomedical Sciences
BSc(Hons) Biology
Semester One Examination 2015/2016
Diversity of Life
Module No. BIO4003
42. Members of which Domain are living in this hot spring?
[1 mark]
43. Which Phylum does the specimen below come from?
[1 mark]
Please turn the page
Page 15 of 19
Sport and Biomedical Sciences
BSc(Hons) Biology
Semester One Examination 2015/2016
Diversity of Life
Module No. BIO4003
44. Which Class do the specimens below come from?
[1 mark]
45.Which Phylum does the specimen below belong to?
[1 mark]
Please turn the page
Page 16 of 19
Sport and Biomedical Sciences
BSc(Hons) Biology
Semester One Examination 2015/2016
Diversity of Life
Module No. BIO4003
46. Which Phylum does the specimen below belong to?
[1 mark]
47. Which Phylum does the specimen below belong to?
[1 mark]
Please turn the page
Page 17 of 19
Sport and Biomedical Sciences
BSc(Hons) Biology
Semester One Examination 2015/2016
Diversity of Life
Module No. BIO4003
48. Which Sub-Phylum does the specimen below belong to?
[1 mark]
49.Which Sub-Phylum does the specimen below belong to?
[1 mark]
Please turn the page
Page 18 of 19
Sport and Biomedical Sciences
BSc(Hons) Biology
Semester One Examination 2015/2016
Diversity of Life
Module No. BIO4003
50. Which Sub-Phylum does the specimen below belong to?
[1 mark]
Please turn the page
Page 19 of 19
Sport and Biomedical Sciences
BSc(Hons) Biology
Semester One Examination 2015/2016
Diversity of Life
Module No. BIO4003
Section B [25 marks]
Essay Question, you must answer this question
51.
Outline Darwin and Wallace’s theory of evolution by natural selection and
describe two sources of evidence they used to support their theory.
[25 marks]
END OF QUESTIONS