IB myp 4-5 Biology – Practice Questions- All Topics
Topic :Human interactions with environments-Mitigation of adverse effects
Topic :Human interactions with environments– Weightage : 21 %
All Questions for Topic : Human influences,Habitat Change or destruction,Pollution/Conservation,Over Exploitation,Mitigation of adverse effects
Question:
What is the mean rate of northward range expansion for bird species in the UK?
▶️Answer/Explanation
Ans: 0.95 km per year
Question:
Calculate the total mean northward range expansion in North America during the study period.
▶️Answer/Explanation
Ans: 2.35 km per year x 26 years; = 61.1 km
Question:
a) Estimate how far the northward range has moved in North America since 2002.
▶️Answer/Explanation
Ans: Years since 2002 = current year – 2002; multiply this number of years by 2.35
b) State one assumption you have made in your answer.
▶️Answer/Explanation
Ans: Assuming the rate of northward spread has remained the same since 2002.