Chapter 20 Quiz 4

Which of the following is/are ecological impact(s) of overfishing?

(1) reduction in biodiversity

(2) contaminating soil and underground water

(3) buildup of toxic chemicals along food chain

• (1) only

• (2) only

• (1) and (3) only

• (2) and (3) only

Which of the following are ecological impacts of burning fossil fuels?

(1) acid rain

(2) enhanced greenhouse effect

(3) buildup of toxic chemicals along food chain

• (1) and (2) only

• (1) and (3) only

• (2) and (3) only

• (1), (2) and (3)

Which of the following are ecological impacts of deforestation?

(1) destruction of terrestrial habitats

(2) enhanced greenhouse effect

(3) reduction in biodiversity

• (1) and (2) only

• (1) and (3) only

• (2) and (3) only

• (1), (2) and (3)

Which of the following is/are ecological impact(s) of landfilling?

(1) acid rain

(2) contaminating soil and underground water

(3) enhanced greenhouse effect

• (1) only

• (2) only

• (1) and (3) only

• (2) and (3) only

Which of the following are ecological impacts of discharging untreated sewage?

(1) buildup of toxic chemicals along food chain

(2) destruction of aquatic habitats

(3) reduction in biodiversity

• (1) and (2) only

• (1) and (3) only

• (2) and (3) only

• (1), (2) and (3)

Quadrats are suitable for sampling ________________.

(1) plants

(2) immobile animals

(3) fast-moving animals

• (1) and (2) only

• (1) and (3) only

• (2) and (3) only

• (1), (2) and (3)

Arrange in the correct order the following steps for using a belt transect to study the distribution and abundance of species on a rocky shore.

(1) Place a quadrat along the transect at regular intervals.

(2) Place a transect from the back of the shore to the waterfront.

(3) Identify and count the number of species in the quadrat, and record the results.

• (1), (2), (3)

• (1), (3), (2)

• (2), (1), (3)

• (2), (3), (1)