Week 6

Question 1

What percent of all organisms are insects

Answer 1

70%

Question 2

how do insects dominate the world as we know it

Answer 2

plant reproduction, major diet items for frogs and lizards, pollinate 1/3 of the food humans depend on

Question 3

T or F: insects lived through the last mass extinction

Answer 3

T

Question 4

why did insects live through past extinctions?

Answer 4

very resillient, can always retreat to a refuge, can adapt on site

Question 5

what are the six themes for conservation?

Answer 5

Philosophy, Research, Policy, Psychology, Practice, Validation

Question 6

What is philosophy

Answer 6

Insects have intrinsic value, ecosystem services, look after insects they will look ager us

Question 7

What is “research”

Answer 7

discovery of new information, need to understand environmental conditions

Question 8

What is species level insect conservation

Answer 8

perserve individuals of a species, understanding metapopulations

Question 9

What is landscape level insect conservation

Answer 9

conserving good quality landscapes will benefit many insect species

Question 10

what is policy for insect conservation

Answer 10

IUCN red list, red list not a priority or political document

Question 11

what are the main threats to insects

Answer 11

habitat loss due to logging, agriculture, transportation

Question 12

what is insect conservation psychology

Answer 12

understanding human behaviour, promoting wellbeing and increasing human care for nature

Question 13

what is insect conservation in practice

Answer 13

based on good research and sound knowledge sense, response to well informed policy, reserves,

Question 14

what is “validation”

Answer 14

needing to understand goals and shortfalls and putting in place a new goal

Question 15

what is an extinction vortex?

Answer 15

forces affecting small populations that cause them to spiral into a vortex of increasingly smaller populations and endanger their long-term survival.

Question 16

what do they think caused the 2017-2018 decline of western monarch butterflies

Answer 16

late rainy season across california, severe wildfires

Question 17

what are some causes of long term declines of western monarch butterflies

Answer 17

climate and land use factors, pesticide use, overwintering habitat loss

Question 18

what are steps for conservation for western monarch butterflies

Answer 18

protect overwintering sites, protect monarch, protect from pesticides, protect during early spring

Question 19

___% of wild plants and ___% of birds rely on insects

Answer 19

80, 60

Question 20

what are possible reasons for grassland butterfly decline

Answer 20

climate change, habitat loss, fragmentation, habitat deterioration

Question 21

In the paper by Hellmann et al, what were their methods

Answer 21

Malaise straps deployed spring-fall at 63 locations between 1989 and 2016

Question 22

Insect biomass was positively related to _______ and negatively to _______

Answer 22

temperature, precipitation

Question 23

Warming is expected to ______ insect biomass

Answer 23

increase

Question 24

Insect declines significant in what season

Answer 24

summer

Question 25

Overall in the paper there was abouta ____ percent decline

Answer 25

75

Question 26

T or F: invertebrate decline exceeds vertebrates

Answer 26

T