Bio Exam #2

A vibrant and interactive classroom setting with students engaging in a biology lesson, featuring plants and ecological diagrams in the background.

Bio Exam #2

Test your knowledge on various aspects of ecology and population dynamics with this engaging bio exam! This quiz covers key concepts related to population measurement, species interactions, and ecological cycles.

Key Features:

Multiple choice questions for easy assessment
Checkbox options for in-depth understanding of concepts
True or False statements for quick evaluation

15 Questions4 MinutesCreated by ExploringPlant42

There are many ways we can measure a population. Which of the following methods can be represented by the mathematical equation: number of individuals / the area?

Milkweeds are a plant who's seeds are dispersed via the wind. They thrive in grasslands where soil, sun, and water are in abundance. Based on the facts provided to you, which of the following patterns of distribution are milkweeds likely to have?

Random Distribution

Clumped Distribution

Uniform Distribution

In lecture, we talked about several factors which can affect population growth. Which of the following factors affect a population's growth? Select ALL that apply.

Types and abundance of predators

Climate

Reproductive Lifespan

Age of Sexual Maturity

True or False: A k-selected species typically has a short lifespan, only has a few reproductive opportunities, but has lots of babies.

True

False

Fill in the blank: The largest population an environment can support over time is known as the __________.

Population Density

Biotic Potential

Carrying Capacity

Population Size

In lecture, we discussed several different types of ways organisms can interact within their environment. Which of the following are interactions is defined as a close association between two organisms, such that they exhibit specific adaptations to one another?

Herbivory

Competitive Interactions

Predator-prey Interactions

Symbiotic Interactions

According to the competitive exclusion principle, when two organisms occupy the same niche, which of the following will likely happen? Select ALL that apply.

Once species will out compete the other

Over time, species evolve to overlap less

The species will share the resources equally

The species will form a symbiotic relationship

Predator-prey interactions have resulted in a wide variety of anti-predator adaptations. Which of the following adaptations are meant to warn potential predators that their prey is toxic?

Cryptic Coloration

Distraction Displays

Aposematic Coloration

Barnacles often grow on the shells of sea turtles. The shell provides a nice hard surface for the barnacle to grow on and it doesn't harm the sea turtle. Which of the following symbiotic relationships does this represent?

Mutualism

Parasitism

Commensalism

Which of the following measurements would a biologist take if they wanted to know the different proportions of species in an ecosystem?

Population Density

Species Eveness

Species Richness

Biomass

Many elements are cycled through the earth and biological systems. Which of the following cycles that we talked about in lecture relies most heavily on bacteria?

The nitrogen cycle

The carbon cycle

The water cycle

The phosphorus cycle

Which of the following natural processes absorbs more carbon than it creates?

Volcanic Eruptions

The formation of rocks, sediments, and soils

Wildfires

The death of living organisms

Bio Exam #2

Bio Exam #2

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