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Natural Selection and Adaptations Flashcards | StudBud
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Natural Selection and Adaptations
Natural Selection and Adaptations
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Questions
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Answers
1
Which type of reproduction produces more genetic variation in a population?
sexual
asexual
2
Slight differences in the genotype and resulting phenotype of a population are called...
natural selection
meiosis
genetic variation
genetic anomalies
3
What type of food is this butterfly's mouthpart adapted to eat?
nectar/fluid
vegetables
meat
seeds
4
What is the cellular organization of the tardigrade and Green Hydra viewed in class?
not living
single cellular
live in colony
multi-cellular
5
The hydra belongs to the Kingdom of animals and the Phylum Cnidaria. Pick out another cnidaria.
jellyfish
coral
sea anenome
crab
6
Examine the picture...what part of an insect does it show?
exoskeleton
head
thorax
antennae
7
Having a special chewing mouthpart allows the cockroach to eat many foods. How is this good?
reduces reduces competition for food
maintains diversity of food sources
allows cockroach to kill other insects
other insects don't eat what cockroach will
8
Examine the photo of the grasshopper, which body part is a structural adaptation?
antennae
spiracles
back legs
compound eyes
9
What sort of adaption is this animal displaying?
powerful legs
"freezing still"
coloration/camoflage
specialized mouthparts
10
Structures or behaviors that help and organism to survive and reproduce are called?
polymorhisms
genotypes
genetic changes
adaptations
11
Darwin made observations and came up with the theory of evolution on the ________ islands.
Hawaiian
Canary
Azore
Galapagos
12
What is name of the sugar that is manufactured by the tardigrade?
trehalose
glucose
fructose
sucrose
13
What is the extreme type of dormant called for the tardigrades?
cryptobiosis
tun
hibenation
estivation
14
What was one behavioral adaptation of the Green Hydra?
Stinging cells:nematocysts
spewing material to cloud the water
swimming incredibly fast
contraction: shrinking itself
15
Examine the pic of the mosquito, which part is a structural adaptation we discussed in class?
mouthpart
wings
legs
antennae
16
In natural selection those organisms with "good genes" are successful. Successful refers to...
being stronger than others
live and reproduce
run faster than others
17
Which is an adaptation of the cockroach?
stinging its prey
running fast
proboscis mouthpart
flying fast
18
Who proposed the theory of Biological evolution?
Anton Van Leewenhoek
Charles Darwin
Francis Crick
Robert Hooke
19
Genetic variation can be caused by which of the following processes?
mitosis
asexual reproduction
sexual reproduction
genetic mutations
20
True or False...genetic mutations always improve an organisms' chances of survival.
true
false
21
Look at this Green Hydra...what type of reproduction is happening?
asexual budding
sexual conjugation
22
The ______________ of an insect specializes in mobility.
head
thorax
compound eyes
abdomen
23
Changes in an organisms' environment such as more predation are called...
selective problems
selective pressures
natural selection
mutations
24
What adaptive feature is the Green Hydra applying in this video of capturing prey?
stinging cells/Nematocysts
speed
tentacles
mouth