QUESTIONS AND SOLUTIONS RATED A+
✔✔What is unusual about the interactions between the false killer whales and
bottlenose dolphins? - ✔✔relatives of orca
dolphins turn and greet
change their cores
communicate
recognize one another(old friends)
✔✔Giant kelp forests (that is, stands of big seaweed) support a significant number of
marine species. Name some species occurring in Alaska that are mentioned in the
documentary: - ✔✔otters
sea urchins
sea cucumber
sea dragon
✔✔A wrasse is a type of marine fish. The documentary features a giant wrasse call a
Kobudai. What is unusual about this species? - ✔✔males much larger than females
females transform to males once large enough
✔✔Why do the fjords of northern Norway remain ice free because when other areas in
the arctic circle are frozen? - ✔✔a giant current(gulf stream from south) flows with
Caribbean warmth
✔✔What is one of the beneficial consequences of this warm oasis? - ✔✔billions of
herring come for shelter
✔✔Describe how orca hunt for herring. What other large bodied marine animal benefits
from this? - ✔✔work as a team coordinating approach by shouting
herd herring tighter
swim below
send shockwaves with tails then collect
humpback whales
✔✔Why is the Gulf Stream crucial to the well-being of our planet? - ✔✔few species
would be around without it
they distrubute the suns heat from poles to equator
maintaining life suitable climate
creating weather
producing oxygen
✔✔In the past 30 years, the summer ice in the arctic has been been reduced by how
much? - ✔✔40%
, ✔✔How is this sudden warming affecting walrus colonies? - ✔✔ice is disappearing
they stay on land if ice is gone
large groups very close in small area
they compete over icebergs and lose the iceberg
have hard time finding a safe place to raise their kin
✔✔ Our Planet - One Planet Viewing Guide - ✔✔
✔✔Since the first trip to the moon 50 years ago, the human population has more than
_______________ in size - ✔✔doubled
✔✔What has happened to wildlife populations the last 50 years? - ✔✔declined by 60%
✔✔What is the Humboldt? Why is it so important to wildlife along the Peruvian coast of
South America? What two species of seabirds are mentioned? What are they feeding
on? - ✔✔powerful oceanic current
sweeps up from the antarctic bringing rich nutrients from the oceans depths
cormorants and boobies
anchovies
✔✔A remarkable __________ percent of life in the oceans is found in the shallow seas
near to the coast. - ✔✔90
✔✔How is the desert connected to the ocean? - ✔✔seas are a blue desert
desert provides raw materials for life
✔✔What is unusual about the nests that lesser flamingos build? - ✔✔mounds of mud
that keep them above ground level(keeps it cooler)
salty water provides protection
✔✔What is the relationship between rainfall and biodiversity? - ✔✔if rain is more
predictable and certain
life can flourish more richly both in numbers and variety
✔✔Where are the Serengeti plains? - ✔✔east africa
✔✔What challenges does a newborn wildebeest calf face during the migration? -
✔✔heards follow seasonal rains for grass