Oceans
Which of the following is a consequence of coral reef damage?
A) increased biodiversity
B) decreased food for humans
C) cleaner oceans
D) loss of habitat for marine animals
D) Loss of habitat for marine animals
What impact do fertilizers have on rivers and oceans?
A) Animals will grow bigger
B) Kelp on the bottom of the ocean will grow
C) Coral reefs will grow
D) Algae will grow - causing algae blooms
D) Algae will grow - causing algae blooms
All of the following are reasons for protecting watersheds EXCEPT
A) drinking water
B) produce pollution
C) sustain wildlife
D) recreation
B) produce pollution
All the surface and ground water in an area draining to a particular body of water.
Watershed
each offspring is identical to its parent and no variation in traits occurs (does not need another to reproduce)
Asexual reproduction
How does overfishing impact ocean ecocsystems?
Affects food chains and reduces diversity
A farmer starts noticing that the water level in his well is lower than it was the year before. What could be a reason?
Increased crop irrigation (more water used for crops)
Which of the following would have a negative affect on watersheds? (more than one answer)
A) planting plants near water
B) industrial waste
C) electric cars
D) fertilizer
E) Reducing waste
B) industrial waste
D) fertilizer
In a watershed, water that seeps through the ground and is stored below the Earth's Surface.
Groundwater
Organisms that produce their own food - plants and and some bacteria
Autotrophs
Which of the following way ways we could depend on the oceans? (more than one answer)
A) Oxygen from Phytoplankton
B) Weather regulation
C) Transportation
D) Relief from hurricanes and tornadoes
A) oxygen from phytoplankton
B) Weather regulation
C) Transportation
What affect can dumping oil on the ground have on the environment?
Can pollute groundwater
Which of the following would cause the LEAST pollution to a watershed? (2 Answers)
A) Stormwater
B) Groundwater rising causing flooding
C) Smoke from a factory
D) Residents conserve water
B) Groundwater rising
D) residents conserve water
In a watershed, natural water that is at the surface or has not penetrated much below the surface of the ground; drainage water.
Surface Water
A kingdom of prokaryotic, single-celled organisms
Bacteria
What is a "dead zone" in the ocean?
A) no light
B) high biodiversity
C) low oxygen levels
C) Low oxygen levels
Houston and Dallas are in the same drainage basin. What is the reason the water coming from Houston is more polluted than from Dallas?
More people - more pollution
A company wants to build a factory and wants to make sure it has the least ecological impact. What is the worst place to build?
A) At the top of hills or mountains
B) downstream of a river
C) by a pond
A) At the top of hills or mountains - it affects all the other water
occurs when the pollutants come from a single location. An example is the dumping of chemicals into a river.
Point source pollution
The complexity and number of species in an environment
Biodiversity
What affect does ocean acidification have on marine life?
A) promotes coral growth
B) strengthens shells
C) weakens shells
C) Weakens shells
What effect do algae blooms have on streams?
A) Animals benefit
B) Algae upsets carbon dioxide and oxygen - causing fish to die
C) Algae acts as a blanket - causing warmer water
D) Algae attracted predators
B) Algae upsets the carbon dioxide and oxygen - causing fish to die
What effects do growing cities have on streams leading to watersheds?
Flooding - causing the stream banks (sides) to erode
Quality of water will kill fish
occurs when pollutants are introduced into the environment over a large, widespread area.
Nonpoint source pollution
A semipermeable layer surrounding a cell
Cell membrane