EVS 601 A Retest

Halosere is a type of sere starting in

• Watery area

• Dry area

• Saline area

• Sandy area

Which of the following is not a zonation of a lake ecosystem?

• Littoral zone

• Bathyal zone

• Profundal Zone

• Limnetic zone

Which of the following is a grassland?

• Prairies

• Chaparral

• Wetland

• Taiga

What are nektons?

• Microscopic organisms

• Organisms that attach or cling to other surfaces

• Organisms that attach to bottom sediments

• Organisms that swim

Which zone receives the highest amount of sunlight among the zonation of the ocean ecosystem?

• Aphotic zone

• Abyssal zone

• Euphotic Zone

• Bathyal zone

The most important feature of energy flow in an ecosystems is

• multidirectional flow

• Cyclic flow

• Two-way flow

• Unidirectional flow

The first law of thermodynamics states that energy gets converted from a more concentrated form to dispersed form.

• True

• False

In the Universal Energy Flow Model, the narrower pipes represents

• Lesser energy flow

• Input energy

• Assimilated energy

• Energy storage

The Y-shaped energy flow model shows the passage of energy between the two food chains-

• Parasitic food chain and Detritus food chain

• Grazing food chain and Parasitic food chain

• Grazing food chain and detritus food chain

• Detritus food chain and desert ecosystem

Pond ecosystem is an example of

• Lentic ecosystem

• Lotic ecosystem

• Wetland ecosystem

• Mangrove ecosystem