Rocky mountain biological lab warming experiment: set up heaters among a gradient of diff habitats they
warmed about 3 degrees C and then looked at the results.
Physiological respnoses: throughout the day, photosynthesis goes up then down then up again. P
The Physical
Environment &
Biosphere
Biology 230
January 5, 2017
Todays objectives
Meet the course coordinator
Review of the physical environment
Review of biomes
2
Mid-term Dates
Mid-term 1: February 14
Mid-term 2: March 14
3
World Biomes
3.5
Group
Moss and
Lichen
Field Guide
Biology 304
Table of contents
Page 2 - Introduction
Page 3 - Definitions
Page 4 - Liverworts and Mosses
Page 7 - Lichens
Page 10- Acknowledgments and
References
1
Introduction
This guide is specific for particular sites on UBC
BIOL 230 Pre-reading assignment: Week 2-Biogeography
17.1-Patterns of species diversity and distribution vary at global, regional, and local spatial
scales.
Biogeography and Spatial Scale:
Biogeography- study of variation in species composition and divers
Biol 230 Field Lab 2 - Mark-Recapture Analysis
We will estimate the size of the isopod population in the sampled area of Totem Field using markrecapture methods. At any point in time, not all isopods will be found under the logs - some will be
foraging aw
Biology 2311 Lab 1; hand in b) tudem name: "
1PM Fri 7 Feb 2111 4 Copy and paste this
header 0!" ead tudent number:
a e .
A n m sheet you hand in.
11 section . working-group
Average overall abundance (scaled) of each species facing
the seeied direction ma
Unit 0
1. Overview of syllabus, marking scheme and expectations
2. The four questions that this course will answer
a) What determines the number of species in a community, region, or latitude?
b) Why dont populations expand infinitely?
3. Be able to descr
Question 4:
Are humans reducing the
ecosystem services on
which we depend?
What are ecosystem services?
Ecosystem functions are biological processes that involve the flow of
exchange
energy and nutrients in, out and through food webs.
currency
-
Carbon
Why dont populations
expand infinitely?
1. They run out of resources
1
LEARNING GOALS 2.
Give examples of factors that limit and factors that regulate population growth
and how they do so.
Explain how a resource and a condition differ.
Understand the effe
Why dont populations
expand infinitely?
3. Disturbances happen
Cain et al. pp. 262-271
1
LEARNING GOALS
Give examples of abiotic and biotic disturbance
Explain why biotic factors often regulate populations and abiotic often
limit populations.
Understand t
Unit 1 review test
Community-scale questions
Plants and snails. In an ecological experiment, three plant species (named A,B and C) were planted in a
30cm x 30cm bare plot in a meadow. Some of the plots were planted with just one species (either
species A
Unit 2 review Quiz a hard copy summary
True/False: r or K
Question Strong density dependence is a K-selected trait
Question High investment in parental care is a K-selected trait
Question A population under strong top-down control is likely K-selected
Que
Biol 230 (fall 2016) - Midterm 1 - section 101
Name: _
Student Number:_
Instructor use only
Q1_ Q2_ Q3_ Q4_ Q5_ Total%_
Nothing may be on your desk except a pen and a single-purpose calculator (not
a cell phone, etc). Please do not use pencil or we do not
Welcome to Biology 230
Fundamentals of Ecology
January April 2015
Dr. Diane Srivastava
Dr. Kurt Trzcinski
Course instructors
Today (and next class)
What is ecology?
Who are your instructors?
What kind of course is this?
How do I do well in this course?
Wh
Unit 0
1. Overview of syllabus, marking scheme and expectations
2. The four questions that this course will answer
3. Be able to describe the difference between a natural and manipulative experiment
4. Understand how ecologists use a combination of observ
Why dont populations
expand infinitely?
Answer 2.
Other species consume their resources
1
LEARNING GOALS 3.
Differentiate between interspecific and intraspecific competition.
Explain (verbally, mathematically) how the equilibrium size of a
population of o
Biol 230 (fall 2016) - Midterm 1
Question 1 (20%). Read each statement, and decide based on course material if it is true or false.
(a) If we prevent patches in a landscape from being disturbed, then we would expect all patches to be
dominated by r-select
IPM Fri 7 Niar 20 Copy andpusfe this
A name header onto each tudent numbe
Sheer'wu hum! m' Lab section . working-group?
1. (Graph 1) awapd-rira on your graph the reiationshipil,inegs£1ape) that you expect to see between log size and isopod
abundance. Wh
1. What determines the number of species in an area?
Intro
Ecological interactions can cause evolutionary change.
o Predator-prey interaction, competition, herbivory, parasitism and mutualism cause
evolutionary change.
Evolution can alter ecological inter
Unit 0
1. Overview of syllabus, marking scheme and expectations
2. The four questions that this course will answer
3. Be able to describe the difference between a natural and manipulative experiment
4. Understand how ecologists use a combination of observ
_
1. Finke and Denno (2004) found that high predator diversity dampens trophic cascades because:
a. predators may feed on each other or compete for the same prey
b. by feeding upon herbivores, predator indirectly decrease aboveground biomass
c. sit and wa
Biol 230 Midterm 1. February 1 2013.
Name: _
Student number: _
Instructor use only:
1_ 2_3_4_5_6a_6b_7a_7b_7c_
1. Explanations for latitudinal gradients in species richness often involve intermediate factors. Explain
each of the following hypotheses for e
