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LFHS 2015 spring semester review Flashcards | StudBud
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LFHS 2015 spring semester review
LFHS 2015 spring semester review
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biology 2nd semester review
Flashcards
75 cards
F
Practice quiz
P
Host live
L
Questions
75
Answers
1
What plant tissue feeds an embryo?
endosperm
seed coat
egg
sperm
2
What kind of nucleic acid does a retrovirus have?
enzyme
protein
RNA
DNA
3
Which description explains what is occurring in the diagram?
immune system response
feedback mechanism that maintains homeostasis
hormonal regulation of egg production
digestion of sugar
4
What disease is caused by bacteria?
Ebola
cold
influenza
pneumonia
5
What is the function of simple sugars for an organism?
they provide energy for cells
they are a source of fiber
they are made of lipids
protein monomers
6
What biological compound causes changes in plants and animals?
proteins
carbohydrates
nucleic acids
hormones
7
Why does secondary succession occur faster than primary succession?
precipitation is higher
moderate climatic conditions exist
pioneer species are microscopic
soil has already formed
8
What is the function of roots?
spore dispersal
repel excess water and nutrients
produce food
transport water to stems and leaves
9
What do endospores do for bacteria?
help them survive extreme conditions
complete binary fission
maintain genetic diversity
repair plasma membranes
10
What gets reduced as a result of breathing?
an increase in CO2
decreased heart rate
increased heart rate
a decrease in CO2
11
Which protein is found in the epidermis of humans?
melanin
keratin
myosin
actin
12
What is the correct path of food through the organs of the digestive system?
mouth, esophagus, stomach, sm. int., lg. int., anus
mouth, stomach, esophagus, lg. int., sm. int., anus
mouth, esophagus, stomach, lg. int., sm. int., anus
mouth, stomach, esophagus, sm. int., lg. int., anus
13
What is the function of the villi?
to absorb water from chyme
to produce Vitamin K
to moisten food
to absorb digested nutrients
14
What kingdom of life contains organisms that are unicellular, autotrophic, and have nuclei?
protista
plantae
fungi
eubacteria
15
Where does nutrient absorption take place?
A
C
B
D
16
What factor allows some species to survive environmental change when others do not?
polyploidy
variation
Ebola
disjunction
17
How do fossils show evidence of evolution?
Fossils reveal how species haven't changed over time.
The show evidence of species that are now extinct.
They show similarities between extinct and living organisms.
They are the primary source of evidence of natural selection
18
What is a plant's response to light?
nastic response
phototropism
gravitropism
thigmotropism
19
What causes difference in color for plants and algae?
light
spores
pigments
organelles
20
What vascular tissue in plants carries minerals dissolved in water from roots to leaves?
parenchyma
root hairs
phloem
xylem
21
Which type of flower has petals in multiples of three?
monocot
eudicot
dicot
perfect
22
What is an obligate anaerobe?
oxygen kills them
they fart out CO2
they do photosynthesis
They like it salty
23
What is the male part of the flower?
stigma
stamen
ovary
pistil
24
What is structure A on the paramecium?
contractile vacuoles
oral grooves
food vacuoles
cilia
25
Where will you find permafrost?
taiga
tundra
desert
marine
26
What is the system that uses genus and species to name an organism?
cladistics
taxonomy
phylogenetics
binomial nomenclature
27
What would likely lead to primary succession?
volcanic eruption
forest fire
logging
flooding
28
Why does a person's skin darken due to sunlight exposure?
sebaceous glands secrete oil for protection
sunlight exposure causes melanin to be produced
cells get thicker and layered
epithelial cells stretch to protect tissue
29
Which lists the layers of skin from outer to inner?
dermis, melanin
epidermis, dermis
melanin, epidermis
keratin, epidermis
30
What opens and closes stomata?
stone cells
trichomes
companion cells
guard cells
31
What are animal like protists known as?
algae
molds
fungi
protozoans
32
What are proteins broken down into during digestion?
amino acids
starches
simple sugars
fatty acids and glycerol
33
What organism is unique in its ability to be heterotrophic or autotrophic?
dinoflagellates
diatoms
amoeba
euglena
34
What happens when the kidneys shut down?
reduced blood flow
toxins accumulate
excess water loss
CO2 builds up
35
What are plant like protists known as?
molds
lichens
algae
protozoans
36
What viral replication cycle sees the immediate destruction of the host cell?
cryptic
lysogenic
pathogenic
lytic
37
What distinguishes Fungi from Plantae?
membrane bound nucleus
membrane bound organelles
multicellular
cell walls with chitin
38
What protects the bud of a flower?
stamen
sepal
petal
pistil
39
Seeds produced at the end of a growing season will do what?
produce hypocotyls
disperse
go dormant
germinate
40
What is an example of a pioneer species?
insect
fern
lichen
weed
41
Which of the following is not living?
virus
giant kelp
slime mold
bacteria
42
In a scientific name what is the second name?
species
class
order
genus
43
The number of species in an area is a measure of what?
niche
population
autotrophs
biodiversity
44
Why would the stem of a plant growing on a cliff grow upward?
phototropism
gravitropism
photoperiodism
thigmotropism
45
Why are green algae similar to plants?
they have more than one nucleus in a cell
they have peptidoglycan
they reproduce with spores
they have chloroplasts and store carbs for energy
46
The lack of what substance will limit ATP production?
melanin
water
oxygen
lactic acid
47
What would use a pseudopod?
C
D
B
A
48
What is an example of a nonvascular plant?
lichen
fern
moss
pine tree
49
What is the vector for malaria?
Anopheles mosquito
tsetse fly
bacteria
guinea worm
50
Which structure is not found in animal cells?
C
A
D
F
51
What terrestrial biome has the most biodiversity?
tropical rainforest
tundra
desert
savannah
52
When would be the best time to plant this organism?
fall
spring
summer
winter
53
What type of symbiosis do fleas and ticks exhibit?
commensalism
parasitism
mutualism
predation
54
What is an organism's role in its environment?
none of these
niche
habitat
community
55
What chamber of the heart receives oxygenated blood?
1
4
3
2
56
What is the gap between an axon and a dendrite?
node
reflex arc
synapse
nerve impulse
57
What is a plant's growth response to touch?
phototropism
thigmotropism
nastic movement
gravitropism
58
What structure on a leaf allows for gas exchange?
stomata
guard cells
transpiration
xylem
59
What kind of muscle can you control?
involuntary
cardiac
smooth
skeletal
60
What is this process in bacteria?
chemosynthesis
endospore formation
binary fission
conjugation
61
What describes a prokaryote?
without a nucleus
fungi
with a nucleus
multicellular
62
Which organisms have peptidoglycan in their cell walls?
eubacteria
protists
archaebacteria
fungi
63
Which organisms capture atmospheric nitrogen for the process of nitrogen fixation?
animals
bacteria
fungi
plants
64
What division makes up more than 75% of the plant kingdom?
coniferophyta
gnetophyta
bryophyta
anthophyta
65
What is a biological community?
all interacting populations in an area
the living and nonliving things in an area
many interacting ecosystems in an area
all organisms in a type of biome
66
What are these structures to each other?
vestigial
homologous
heterologous
analogous
67
What kind of population is most likely to undergo evolutionary change?
large population, many mutations
small population, many mutations
large population, few mutations
small population, few mutations
68
What part of your blood recognizes and kills disease causing organisms?
red blood cells
white blood cells
platelets
fibrin
69
What structure in the illustration receives impulses?
A
B
D
C
70
A species that drops off in population then rebounds to a population that is inbred is in what?
the founder effect
a bottleneck
genetic equilibrium
speciation
71
A lion eating a zebra is an example of what?
mutualism
predation
parasitism
commensalism
72
Which is analogous to a human fetus?
B
D
C
A
73
What organelle do protozoans use to get rid of excess water and waste?
macronuclei
micronuclei
pellicles
contractile vacuoles
74
Which is part of the integumentary system?
bone
organ
ligament
skin
75
Who is the father of evolutionary theory?
Mendel
Redi
Pauling
Darwin
