Class notes
Lecture notes environmental sciences (geo2641)
- Institution
- University Of Venda (UNIVEN)
Lecture notes of 65 pages for the course environmental sciences at UNIVEN (pyschology)
[Show more]
Seller
Follow
Content preview
What do you understand by Sex ratio?A. Number child birth per 1000 child death
B. Number of females per 1000 males
C. Number of males per 1000 females
D. Number of female birth per 1000 male birth
Ans: B
Consider the following statement (s) related to the reasons for low sex ratio.
I. High maternal mortality
II. Sex selective female abortions
III. Change in sex ratio at birth
Code:
A. Only I
B. I & II
C. II & III
D. I, II & III
Ans: D
The demographic transition model suggests that as countries industrialize (A) in-migration increases
over time (B) migration increases from rural to urban areas (C) birth and death rates decrease over
time (D) life expectancy decreases over time (E) fertility rates increase over time
The first stage of the demographic transition model indicates that (A) total population is low and
constant with high birth rates and low death rates (B) total population is low and constant with low
birth rates and high death rates (C) total population is increasing with high birth rates and low death
rates (D) total population is low and constant with high birth rates and high death rates (E) total
population is low and constant with low birth rates and low death rates
,46. Which of the following is not a contributing factor to the low birth rates in stage four of the
demographic transition model? (A) Less dependence on child labor (B) Reliance on subsistence
agriculture (C) The education of women (D) Availability of health care (E) Increased sanitation
According to Th omas Malthus’s population theory, which of the following
is a preventive check on population?
(A) Famine
(B) Disease
(C) War
(D) Moral restraint
(E) Disaster
48. Which of the following population control examples did Th omas Malthus support?
(A) Th e upper class utilizing moral restraint to limit family size
(B) Th e upper class paying additional taxes to fund family planning and cleanliness education for
the lower class
(C) Equitably distributing food among all citizens regardless of wealth during times of famine
(D) Relocating cities and towns away from stagnant pools and marshy lands to promote better
health among all citizens
(E) Widening city streets in low-income neighborhoods to reduce overcrowding and the spread of
disease
63 For an emigrant, war in his or her homeland is an example of a
(A) push factor
(B) draw factor
(C) pull factor
,(D) force factor
(E) driving factor
64. Baby booms are generally associated with
(A) periods of economic hardship
(B) increased education of women
(C) periods of economic prosperity
(D) increased number of women in the workforce
(E) times of war
65. The primary purpose of demographic data is to
(A) predict future migration patterns of a population
(B) describe the characteristics of a population
(C) estimate population density of a nation
(D) identify when a population will reach its carrying capacity
(E) calculate population decline of a population
66. A high dependency ratio suggests that a large percentage of the population is
(A) between 14 and 64 years old
(B) 65 years or older
(C) under 14 years old
(D) under 14 years old and over 65 years old
(E) between 1 and 64 years old
, 67 Which of the following is true regarding older populations in developed countries? (A) Men
tend to outlive women. (B) Older populations vote less than younger populations. (C) Th e older
population growth is slower than the younger population growth. (D) Older men are less likely to
be married than older women. (E) The majority of older people are women.
69 The act of migrants sending money to family in their home country is termed (A) alimony (B)
allowance (C) subsidence (D) remittance (E) restitution
72 A population continuing to grow following a fertility decline due to the large percentage of
young people is known as (A) demographic thrust (B) demographic push (C) demographic surge
(D) demographic force (E) demographic momentum
76 A nomadic tribe that migrates seasonally to follow the availability of plants and game is an
example of (A) repeated migration (B) chain migration (C) recurrent movement (D) temporary
movement (E) cyclic movement
77. Th e gravity model predicts (A) the number of people a city can support with available
resources (B) the rate at which intercontinental migration occurs (C) the movement of people,
goods, and ideas between two locations based on size and distance (D) periods of population
explosion in a certain geographic region (E) the physiological density of a country
78. Th e seasonal migration of livestock between lowlands and mountains is termed (A) step
migration (B) transmigration (C) periodic movement (D) transhumance (E) interregional
migration
79. A husband migrates from Mexico to the United States and earns money to allow for his
family to follow him to the United States. Th is is an example of (A) chain migration (B) forced
migration (C) distance decay (D) internal migration (E) interregional migration
81 To compensate for growing populations, undeveloped countries have tried to raise crop yields
by (A) decreasing irrigation (B) using manure instead of chemical fertilizers (C) planting
genetically modifi ed plants (D) fi nding new land to farm (E) reducing their dependency on
pesticides
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through EFT, credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying this summary from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller mudaumashudu623. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy this summary for R133,33. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
69605 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy summaries for 15 years now