Biology Practice: Population (Mock Test 3 - Advanced Concepts & Statistical Logic)
1. The "Demographic Transition" model suggests that as a country industrializes, it first experiences a ________ due to falling death rates while birth rates remain high.
2. Which mathematical ratio is most critical for determining the "Dependency Ratio" of a country?
3. What is the logical impact of "High Literacy" on the Total Fertility Rate (TFR)?
4. The "S-shaped" or Sigmoid growth curve reaches the 'Stationary Phase' when:
5. Which hormonal mechanism is targeted by the "Combined Oral Contraceptive Pill"?
6. A population density of 1102 persons per sq. km in Bihar (2011) suggests which logical socio-economic pressure?
7. The concept of "Social Hygiene" in population studies involves:
8. "Tubectomy" specifically prevents pregnancy by interfering with:
9. Logical Inference: Why is "Infant Mortality Rate" (IMR) often higher in over-populated, under-developed regions?
10. The "Urban-Rural" composition of a population is vital for planning ________.
11. A "Population Crash" may occur logically when:
12. The "Rhythm Method" (Natural Family Planning) involves avoiding copulation during:
13. "Environmental Resistance" includes all the following EXCEPT:
14. What is the logical demographic result of "Brain Drain" (Emigration of highly skilled workers)?
15. "Zero Population Growth" (ZPG) is a goal aimed at:
16. The "Lippes Loop" is an example of an early ________.
17. Logical Data: If the crude birth rate is 30 and the crude death rate is 10 per 1000, the annual growth rate percentage is:
18. Why are "Barrier Methods" (like condoms) often preferred for dual protection?
19. In a "Stable Population", the number of individuals in the pre-reproductive and reproductive age groups is:
20. The "World Population Day" is observed globally on ________ to raise awareness about population issues.
