Exam (elaborations)
ESS exam questions with complete solutions
- Course
- Institution
ESS exam questions with complete solutions
[Show more]
Content preview
ESS exam questionsOutline
two
negative environmental impacts of aquaculture 2b - correct answer ✔✔Loss/degradation of natural
habitats;
disease spread through farm
Describe
two
strategies for the management of sustainable capture fisheries 2c - correct answer ✔✔regulation of
quotas/minimum size of fish caught. restriction to fishing seasons
/ to let stocks recover.
Outline the factors that contribute to total biodiversity of an ecosystem 6a - correct answer
✔✔biodiversity includes the diversity of species, habitat and gene. species diversity involves both the
variety/number of species/richness and their
relative proportions/evenness;
habitat diversity refers to the range of different habitats in an ecosystem or
biome
Outline how energy drives the hydrological cycle 7a - correct answer ✔✔primary source of energy
driving hydrological cycle is solar energy;
solar energy causes changes of state in water.
Outline
two
reasons why the species within pioneer communities in
Figure 1
, are more
likely to be
r
-strategists than
K
-strategists 1a - correct answer ✔✔r- strategists produce greater numbers/many offspring/fast
population
growth;
r- strategists distribute themselves more widely/colonize more quickly;
r- strategists mature quickly/reproduce earlier/establish themselves fast
r- strategists better adapted to harsh/low
-nutrient conditions/less specialised niche
Outline
two
reasons why the climax community in
Figure 1
is more stable than the
intermediate community. 1b - correct answer ✔✔greater number
of species/habitat/ecological niches/genetic diversity
more complex/diverse energy pathways/food webs
Distinguish between zonation and succession 1c - correct answer ✔✔succession is the process of
changes in community/ecosystem over time,
whereas zonation is the process of changes over an environmental
gradient
/space
Outline
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 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 these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller BravelRadon. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
78112 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now