Activities Quiz
1.

In animal populations, DDT causes _____. (Activity 50A)

birth defects
tuberculosis
sleeping sickness
the flu
malaria


2.

DDT is _____-soluble so it accumulates in _____. (Activity 50A)

fat ... milk
water ... milk
water ... streams
fat ... streams
water ... oceans


3.

Which of these is a biotic component of an environment? (Activity 50B)

bacteria on the surface of your skin
light
the availability of water
the mineral supplements you consume
the temperature where you live


4.

Desert owls are inactive during the day and active at night. They also have small bodies. This describes _____ adaptation to the hot and dry desert. (Activity 50B)

anatomical
behavioral
physiological
anatomical and behavioral
anatomical, behavioral, and physiological


5.

Horned lizards are desert animals that are active during the day. Their skin and kidneys are efficient at conserving water; when they get hot, they move to the shade so they can cool off. This describes _____ adaptation to the hot and dry desert. (Activity 50B)

anatomical
behavioral
physiological
behavioral and physiological
anatomical, behavioral, and physiological


6.

Cacti are desert plants with C4 metabolism. In addition, cacti bloom at night. This describes _____ adaptation to the hot and dry desert. (Activity 50B)

anatomical
behavioral
physiological
behavioral and physiological
anatomical, behavioral, and physiological


7.

Which of these is characteristic of the photic zone of a freshwater biome? (Activity 50C)

the presence of algae
relatively cool water
relatively stable water temperature
dead organic matter
low oxygen level


8.

The benthic zone of aquatic environments is defined as the _____. (Activity 50C)

region that receives abundant sunlight
region where phytoplankton are found
region that receives little or no light
substrate at the bottom of the body of water
region that is flooded at high tide and not covered by water at low tide


9.

The _____ biome is the largest of Earth's biomes. (Activity 50C)

marine
grassland
freshwater
rain forest
desert


10.

A(n) _____ is a region where fresh water and salt water mix. (Activity 50C)

benthic zone
intertidal zone
aphotic zone
estuary
photic zone


11.

What are the two major factors determining the distribution of terrestrial biomes? (Activity 50C)

temperature and light
temperature and rainfall
light and rainfall
plants and animals
temperature and plants


12.

Which of these biomes is characterized by little rainfall? (Activity 50C)

temperate deciduous forest
coniferous forest
desert
temperate grassland
tropical rain forest


13.

Which of these is the largest terrestrial biome on Earth? (Activity 50C)

tundra
coniferous forest
temperate deciduous forest
temperate grassland
desert


14.

Which biome is characterized by an extensive canopy that allows little light to penetrate to the ground and by the presence of epiphytes? (Activity 50C)

temperate grassland
coniferous forest
tropical rain forest
desert
tundra


15.

Which biome is characterized by the presence of permafrost? (Activity 50C)

taiga
tropical forest
tundra
coniferous forest
desert



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2002 Pearson Education, Inc.,
publishing as Benjamin Cummings