Exam (elaborations)
GGH1503 EXAM PACK 2022
- Institution
- University Of South Africa (Unisa)
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GGH1503EXAM PACK
+27 81 278 3372
, GGH1503/101
8.5 Assignments
8.5.1 Semester 1
ASSIGNMENT 01
Due date: 19 February 2019
Unique assignment number: 806606
Contribution to semester mark: 10%
Also note the following concerning the assignment:
Unisa must have received your assignment by the due date.
Assignment 01 covers study units (learning units) 1 to 3 and consists of 15 multiple-
choice questions – five questions on each of the study units.
No extension for submission will be granted.
Answer the assignment on a mark-reading sheet.
For each question, select only one alternative, unless otherwise indicated.
A feedback tutorial letter with comments on this assignment will be sent out after the due
date of this assignment.
Questions
Study unit 1 ‒ The root of the rot
1 Which one of the following generalisations about developing countries is true?
(1) They make up about one-tenth of the world’s population.
(2) They have a high average GNP per person.
(3) They use about 30% of the world’s resources.
(4) They are highly industrialised.
2 The assumptions and beliefs that a person has about how the natural world works and how
they should interact with the environment is known as an ... .
(1) environmental ethic
(2) environmental principle
(3) environmental aspect
(4) environmental policy
(5) environmental worldview
3 We can live more sustainably by applying the following lifestyle changes except by ... .
(1) living more simply
(2) learning from nature
(3) using fossil fuels
(4) becoming more environmentally literate
15
,4 Which of the following is false regarding environmental sciences?
(1) It is not an interdisciplinary science.
(2) It explores how nature and the earth work.
(3) It seeks to understand how humans interact with the environment.
(4) It promotes sustainable living.
Study unit 2 ‒ The basics: matter, energy and the scientific laws
5 Organic compounds usually consist of the following building blocks of life:
(a) complex carbohydrates
(b) proteins
(c) nucleic acids
(d) lipids
The correct alternative or combination of alternatives is:
(1) only (a)
(2) only (b) and (c)
(3) only (a) and (d)
(4) only (d)
(5) (a), (b), (c) and (d)
6 Earth’s supply of concentrated, usable energy is steadily being ... .
(1) depleted
(2) replenished
(3) converted to more usable forms
(4) converted to higher-quality forms
(5) maintained
7 N2 and O2 are examples of ... .
(1) compounds consisting of two different elements
(2) molecules consisting of two elements of the same compound
(3) molecules consisting of two atoms of the same element
(4) molecules consisting of two atoms of different elements
8 Which one of the following behaviours would be least appreciated by the scientific
community?
(1) observing patterns in nature
(2) hypothesising about evidence
(3) overstating a claim
(4) arguing over alternative interpretations
(5) doing multiple experiments
9 H20 and NaCl are … .
(1) elements
(2) mixtures
(3) inorganic compounds
(4) organic compounds
(5) isotopes
16
, GGH1503/101
10 In a low-throughput economy all of the following actions would be acceptable to perform
except to … .
(1) use energy more efficiently
(2) shift to perpetual and renewable energy resources
(3) recycle and reuse most matter that is now discarded
(4) create goods with a short life cycle to increase recycling
Study unit 3 ‒ The living wholeness
11 The most common gas in the atmosphere is ... .
(1) nitrogen
(2) carbon dioxide
(3) oxygen
(4) hydrogen
(5) helium
12 The cycle most responsible for linking the biogeochemical cycles is the ... .
(1) carbon cycle
(2) nitrogen cycle
(3) phosphorus cycle
(4) hydrological cycle
(5) geological cycle
13 A group of individuals of the same species occupying a given area at the same time is
called a ... .
(1) species
(2) population
(3) community
(4) genus
(5) niche
14 Organisms that complete the final breakdown and recycling of organic materials from the
remains or wastes of organisms are called ... .
(1) detritivores
(2) carnivores
(3) decomposers
(4) scavengers
(5) omnivores
15 Which one of the following ecosystems has the highest average net primary productivity?
(1) agricultural land
(2) the open ocean
(3) temperate forest
(4) swamps and marshes
(5) lakes and streams
17
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