8.11B Environmental Changes Notes

8.11B Environmental Changes Notes

By Hannah Schwieger

Multiple Choice

A small group of goats are kept in the petting section of a local zoo. Competition would occur between goats in this area if which of the following changes were made?

• Adding to the amount of food given to the goats.

• Increasing the number of goats in the petting section.

• Giving the goats less water each day for a month.

• Allowing fewer people access to petting the goats.

Multiple Choice

In a forest, two trees are growing next to each other. Which of the following describes two natural resources that both trees compete for in this area?

• Sunlight and water

• Root length and strength

• Cellular structure and function

• Access to nesting birds and insects

Multiple Choice

When two species with similar needs share a habitat with limited resources, the likely outcome is that -

• the organisms will compete for the resources.

• the resources will increase over time.

• both populations will increase.

• new populations will enter the habitat.

Multiple Choice

Which of the following is an example of a way in which rainforest plants depend on other organisms to meet a need?

• Absorbing sunlight to make their own food.

• Drawing water from the soil with their roots.

• Adding material to the soil when they decay.

• Reproducing when insects pollinate them.

Multiple Choice

A student wants to investigate competition between two populations of organisms. The investigation will need to include two species that -

• have the same needs.

• reproduce at a slow rate.

• do not depend on water.

• live in different biomes.