Chapter 21 Online Quiz

Which of the following is not an adaptation for water conservation found in desert organisms? a. nocturnal lifestyle b. leaves growing on the branches of tall trees c. waxy leaf coatings d. burrowing in the ground

B

Large herds of grazing animals are most likely to be found in a a. savanna. b. tropical rain forest. c. temperate deciduous forest. d. desert.

a

The greatest diversity and abundance of life in the ocean is found in a. the neritic zone. b. the pelagic zone. c. the oceanic zone. d. the intertidal zone.

a

Refer to the table above. Which biome probably has the lowest average yearly precipitation? a. Biome 2 (tall grasses in moist area, short grasses in drier areas) b. Biome 3 (succulent plants, scattered grasses) c. Biome 4 (broad-leaves evergreen trees and shrubs( d. Biome 5 (giant needle-leaved evergreen trees)

b

The biome that makes up most of the central part of the continental United States is a. temperate forest. b. temperate grassland. c. chaparral. d. savanna

b

A wide, slow-moving stream with a muddy bottom would most likely have a. a steep gradient. b. fewer nutrients than a mountain stream. c. a low gradient. d. fewer nutrients than an oligotrophic lake.

c

Major ecosystems that occur over wide areas of land are called a. communities. b. habitats. c. biomes. d. food chains.

c

Plankton are a. attached to the ocean bottom. b. found only in the deep-water zone of most lakes and oceans. c. consumed by many aquatic animals. d. the top predators in many ecosystems.

c

What are the most productive freshwater ecosystems? a. freshwater wetlands b. oligotrophic lakes c. mountain streams d. eutrophic lakes

a

Which of the following biomes is characterized by evergreen trees that are adapted to long winters, short summers, and nutrient-poor soil? a. taiga b. tropical forest c. temperate forest d. tundra

a

Refer to the table above. Biome 1(-10 C- 14 C and needle-leaved evergreen trees)) is best described as a. temperate deciduous forest. b. tropical rain forest. c. taiga. d. tundra.

c

Which of the following animals would most likely live in a temperate deciduous forest? a. monkeys b. caribou c. deer d. leopards

c

Which of the following processes harnesses energy for organisms living near deep-sea vents? a. photosynthesis b. heterotrophy c. chemosynthesis d. respiration

c

estuaries : young fish :: a. oceanic zone : sea stars b. intertidal zone : large fish c. neritic zone : coral reefs d. benthic zone : plankton

c

Eutrophic and oligotrophic lakes differ primarily in the amount of ____ they contain. a. animal life b. algae c. salt d. organic matter

d

Mangrove swamp forests and salt marshes are examples of communities found in a. the aphotic zone. b. oligotrophic lakes. c. freshwater zones. d. estuaries.

d

Organisms with light-producing body parts would most likely be found in a. estuaries. b. shallow ocean waters. c. the intertidal zone. d. the aphotic zone.

d

Which of the following is characteristic of the photic zone of the ocean but not the aphotic zone? a. fish b. tides c. bacteria d. photosynthesis

d