BIOL 1409 – Farmers make fertilizer out of ground up bones

BIOL 1409 – Farmers make fertilizer out of ground up bones

BIOL 1409 – Farmers make fertilizer out of ground up bones

Subject: Biology / General Biology
Question
1. Farmers make fertilizer out of ground up bones, crushed rock, and bird poop. Bird poop is used mainly to add ______ to the soil.
oxygen
phosphor
ous
nitrogen
carbon 2. Food webs are more realistic than food chains because they show how one species can be both a secondary and a primary consumer.
how all consumers depend on producers. . how one species lives off another.
how toxins accumulate as we look up trophic levels. 3. Freshwater and saltwater biomes meet to provide a rich environment for oysters and crabs and for the reproduction of many fish. This rich aquatic environment is the
coral reef.
benthic
biome.
estuary.
intertidal
zone 4. How do animals at the top of the food chain accumulate such high levels of toxic
material?
Large animals accumulate toxic material from the many small
animals they eat.
All of the above choices are correct. Plants that contain toxic material are eaten by many small
animals.
Small animals accumulate toxic material from the many plants
they eat.
None of the above choices are correct. 5. How does pollution by nitrogen and phosphorous pollution from sewage and fertilizers
deplete oxygen from a lake? by forming a chemical blanket on the surface
by stimulating the growth of algae that die and are decomposed
They don’t; they actually increase the oxygen content of the lake.
by chemical reaction with oxygen
6. Hundred of millions of rabbits are spread over Australia eating the grass needed by
native animals, causing soil erosion, and causing livestock to break their legs. This all
started when a ranch brought in _____ pairs of rabbits and released them for hunting.
120
12,0
00
12
2 7. In any trophic level, what is the most energy used for?
growth
production of
biomass
cellular
metabolism
reproduction 8. In which environment would you expect to find the most dissolved oxygen available
to support fish?
In a tropical swamp Near the equator
Between Hawaii and Guam
Between Greenland and Iceland
9. Mosquitos cannot live in the tundra because of not enough blood to suck.
cold winters.
the lack of rainfall. Oh, but the tundra has swarms of mosquitos!
10. Some poison flowers produce a substance to protect themselves
from Heliconius caterpillars. What is that substance?
strychni
ne
nicotine
mescali
ne
morphi
ne
sugar 11. Species whose main defense is a noxious taste or a painful sting tend to be
large.
colorful.
camouflag
ed.
hidden. 12. The Hubbard Brook Experiment demonstrated that acid rain removed what from the soil?
It had to be added back to allow plant growth. phosphor
ous
calcium
nitrogen
potassiu
m 13. The Sahara desert is getting bigger because of overgrazing.
dry-land farming.
All of these choices are correct.
None of these choices is correct.
more people being at its edge.
14. The activities of people have caused and are causing
None of the above choices is
correct.
chemical pollution of water, soil,
and air.
changes in local and global
climates.
All of the above choices are
correct.
massive soil erosion. 15. The amount of solar energy converted to organic compounds is called
primary production.
insolation.
radiant potential.
realized radiant
potential. 16. The dominant plant-eating animals in the savanna is antelop
e.
cattle.
zebra.
kangaro
os.
horses.
giraffe.
insects.
buffalo. 17. The floor of a tropical rain forest is typically dark with nutrient-poor soil.
dark with nutrient-rich soil.
light with nutrient-poor soil.
light with nutrient-rich soil.
18. The largest land biome on Earth is
the southern palmetto, pine, and
deciduous forest.
the northern coniferous forest Antarctica
tropical rain forests
19. The less energy at the lowest trophic level,
the less competition.
the fewer trophic levels.
the greater efficiency.
the more free radicals are
available. 20.The number of trophic levels in an ecosystem depends on the
the diversity of primary
producers.
diversity of species.
success of predators.
amount of energy in the
lowest level. 21.The open ocean beyond the intertidal zones is the _____ zone.
aphot
ic
benth
ic
pelag
ic
photi
c 22.The place where green scrub oaks grow is
taiga
chapar
ral
savann
a
tundra
desert 23.The speed and endurance of pronghorns, their keen eyesight, and their habit of living in
herds are all adaptations to avoid predators and are most useful in
swamps.
forests.
grasslands. mountain
ridges.
24.The sum total of every biotic and abiotic need a species has is its
quintessential
concourse.
effulgent
capacitance. carrying capacity.
ecologic niche. 25.The world’s great deserts are mostly located at _____ latitude. 30o north and south
90o north and south
60o north and
south
0o
180o north and
south 26.Today what was formerly the great American Prairie is used for
farming.
sightseei
ng.
cattle
herds.
mining.
hunting.
recreatio
n. 27.Tree growth is inhabited in savannas because of grazing animals.
All of the above choices are
correct.
None of the above choices is
correct.
fire.
drought. 28.We eat plants that contain poisons, poisons plants make to protect themselves from
being eaten. How can we do this without getting sick?
Cooking makes everything safe.
These defenses evolved before people.
Ancient plant breeders developed safe varieties.
People who could not eat them and live produced
no offspring. 29.What keeps the tundra a marshy plain?
heavy rainfall
permafrost and slow
evaporation shallow bedrock
irrigation 30.When an ecological disturbance has destroyed a community but left the soil, what kind of
succession occurs?
tertiary
secondar
y
quartern
ary
primary 31.Which area is most likely to be colonized by primary succession organisms?
a valley after a flood a swamp after a
hurricane
a new volcanic island
a forest after a forest fire 32.Which biome has the richest soil? temperate grasslands
savannas
tropical rain forests
tundra
33.Why are oak and hickory more prominent in America now than they were in times past?
They tolerate air and water pollution.
Chestnut trees were almost all cut down for lumber.
. Oak and hickory plantations were established to
provide lumber.
Chestnut blight killed almost all chestnut trees in
America. 34.___________ consume organic matter from all trophic levels.
Detritivor
es
Herbivor
es
Pathogen
s
Consume
rs Omnivor
es