Organisms and the Environment

Food Webs

100

Which organism is considered a primary consumer? A. Heron B. Snail C. Frog D. Water Lily

Snail

200

Which of the following represents the correct flow of enery in a food chain found within the food web? A. Water lily ---> insect ---> frog ---> turtle B. Algae ---> insect---> frog---> fish---> heron C. Heron---> frog---> insect---> algae D. Cattail---> insect---> fish---> turtle---> heron

B. Algae ---> insect---> frog---> fish---> heron

300

Question #11

C. producer--algae, herbivore--insect, carnivore--frog, carnivore--turtle

400

Question #16

B. Snail

500

Question #22

D. turtle/fish fish/frog frog/insect

Relationships

100

All of the following are examples of producer/consumer relationship except-- A. water lily and turtle B. algae and snail C. frog and heron D. cattails and insects

C. frog and heron

200

Which of the following organisms is both a predator and a prey? A. Heron B. Fish C. Snail D. Insect

B. Fish

300

Which of the following best describes a parasite-host relationship? A. water lily and turtle B. tick and heron C. insect and fish D. frog and tick

B. tick and heron

400

A killer whale hunts, captures, and eats a seal. Which of the following best describes the relationship between the whale and the seal? A. The whale is a producer and the seal is a consumer. B. The whale is the prey and the seal is the predator. C. The whale is the predator and the seal is the prey. D. The whale is a host and the seal is a parasite.

C. The whale is the predator and the seal is the prey.

500

The relationship of a hookwork attaching itself to the intestines of a pig and absorbing nutrients from the pig is called-- A. Commensalism B. Parasitism C. Mutualism D. Competition

B. Parasitism

Survival of the Fittest

100

An organism that cannot adapt to changes in the environment will most likely-- A. produce more offspring B. die C. change its traits to survive D. store more food

B. die

200

Question #8

C. The number of lizards and hawks will decrease.

300

All of the following are examples of environmental changes that can be caused by humans except-- A. clearing land for housing developments B. pesticides C. volcanic eruption D. pollution

C. volcanic eruption

400

Question #18

C. Increase in predators

500

A large amount of dust and ash from a recent volcanic eruption settles in the region. Which of the following organisms that live near the volcano will most likely survive? A. Deer B. Grasses C. Trees D. Fish in a nearby pond

A. Deer

Changes to the Environment

100

Which of the following is a biotic factor that limits the size of a population? A. Water B. Soil nutrients C. Predators D. Space

C. Predators

200

Scientists determine that twenty deer can survive in a selected area with the current resources. This number is considered-- A. the carrying capacity B. the limiting factor C. the abiotic number D. the ecos factor

A. the carrying capacity

300

Question #14

A. Bobcat

400

Question #19

C. Space

500

Question #24

C. The population of brown grasshoppers will increase

Energy Pyramid

100

What percentage of the energy from the producer level is available to the herbivores? A. 100% B. 90% C. 10% D. 1%

C. 10%

200

Question #10

D. a constant source of energy

300

Which level of an energy pyramid contains the least amount of original energy provided by the Sun? A. Producers B. Herbivores C. Primary consumers D. Secondary consumers

D. Secondary consumers

400

Question #20

D. Phytoplankton provide energy to the krill

500

Question #25

C. Primary consumers provide energy to carnivores