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1.
1 point
The portion of the ocean where there is no sunlight is called?
2.
1 point
Mass per unit volume of a substance, usually expressed in grams per cubic centimeter, is called?
3.
1 point
A group of interrelated food chain are called?
4.
1 point
The process by which plants and algae produce carbohydrates from carbon dioxide and water in the presence of chlorophyll, using light energy and releasing oxygen is called?
5.
1 point
Te proportion of dissolved salts to pure water, usually expressed in parts per thousand is called?
6.
1 point
A nourishment level in a food chain, where in plant and algae producers constitute the lowest level, followed by herbivores and a series of carnivores at progressively high level is called?
7.
1 point
The proportion of dissolved substances in seawater is expressed as 0/00, which is the same as?
8.
1 point
The most abundant salt in seawater is?
9.
1 point
Salinity in the ocean is highest in regions where ____________ is high and _____________ is low.?
10.
1 point
A rapid change in temperature with depth in the ocean is called?
11.
1 point
A rapid change in density with depth in the ocean is called:
12.
1 point
The mass of all living organisms on Earth is called the:
13.
1 point
The reflectivity of a substance, usually expressed as a percentage of the incident radiation reflected is called?
14.
1 point
Air may best be described as:
15.
1 point
Which one of the following is the most abundant gas in the atmosphere?
16.
1 point
Fifty percent of the gases making up the atmosphere are found below:
17.
1 point
The tri-atomic form of oxygen (O3)is known as:
18.
1 point
Ozone is concentrated in the:
19.
1 point
The transfer of heat by the movement of a mass or substance, which takes place only in fluids is called:
20.
1 point
On the average, how much of the Sun's energy that is intercepted by Earth is reflected back to space?
21.
1 point
Which one of the following statements is true about the equinox?
22.
1 point
The 90 degree angle solar rays are striking the Tropic of Cancer on:
23.
1 point
New York City has its greatest length of daylight on:
24.
1 point
Earth receives energy from the Sun in this way:
25.
1 point
The transfer of heat energy through matter by molecular activity is:
26.
1 point
Halite (sodium chloride) is the most abundant salt found in seawater.
27.
1 point
Thermoclines in the ocean are best developed at lower latitudes.
28.
1 point
Plankton are organisms that swim freely in the ocean.
29.
1 point
The upper part of the ocean into which sunlight penetrates is called the photic zone.
30.
1 point
Productivity in the oceans is highest in the tropical regions.
31.
1 point
The emission of water vapor and other gases from volcanoes is called outgassing.
32.
1 point
Thermocline refers to the change in salinity with depth in the ocean.
33.
1 point
The pycnocline is a rapid change in density with depth in the ocean.
34.
1 point
Among plankton, animals that drift in ocean currents are specifically known as zooplankton.
35.
1 point
Tiny solid and liquid particles suspended in the atmosphere are collectively called aerosols.
36.
1 point
The most abundant gas in the atmosphere is nitrogen.
37.
1 point
Ozone is concentrated in the mesosphere.
38.
1 point
The state of the atmosphere at a given time and place defines the term climate.
39.
1 point
The aggregate or composite of weather over a long period of time best describes the term climate.
40.
1 point
Oxygen is the most abundant gas in the atmosphere.
41.
1 point
The movement of Earth in its orbit around the Sun is referred to as revolution.
42.
1 point
Lines that connect places of equal temperature are called isotherms.
43.
1 point
Earth's two principal motions are rotation and revolution.
44.
1 point
Land heats more rapidly than water.
45.
1 point
Abyssal zone is very level area of the deep ocean floor, usually lying at the floor of the continental
46.
1 point
Food chain is the total mass of a defined organism or group of organisms in a particular area or ecosystem.
47.
1 point
Neritic zone is the marine-life zone that extends from the low-tide line out to the shelf break.
48.
1 point
Climate is the state of the atmosphere at any given time.
49.
1 point
Mesosphere is the layer of the atmosphere immediately above the stratosphere.
50.
1 point
Weather is description of aggregates of the atmospheric condition which that helps describe a place or a region.
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