Bio 112 Exam 4

Megasporocytes and microsporocytes are _________.

What structure within the sporophyte does meiosis occur in?

When predators are cautious around animals with bright colors because they often have a special chemical defense.

True or False: The westerly winds blow from west to east in the temperate zones.

A haploid spore undergoes mitosis to eventually become a _______.

The integument gives rise to the __________

Microsporangium produce ________ which produce _________.

Which is the more dominant phase in a bryophyte?

A _____ dispersion is an even distribution influenced by territoriality and resource depletion.

Factors that effect reproductive rates or mortality rates would be studied in __________.

Which of these is NOT an abiotic component of climate?

True or False: Humans exhibit semelparity.

True or False: Flowers that use wind for pollination do not produce that much pollen because its a precise mechanism.

You are studying the interactions of two different species. What kind of ecology are you doing?

True or False: Life cycle of vascular plants are dominated by gametophytes.

This biome has low precipitation, highly variable temperature, sparse vegetation, and many nocturnal animals

Variations in day length are due to _______

Microsporangia produce ___ microspores while megasporangia produce ____.

True or False: The gametophyte is completely dependent on the sporophyte for nutrients and water.

In double-fertilization, one sperm fertilizes the egg and the other fertilizes the ______.

The three cells in the ovule located opposite the egg are called _______.

True or False: In facultative interactions, both species can survive alone.

Which lists the tissue/structures in order of haploid, diploid, then triploid?

The function of the sepal is _______

Which is true of fern gametophytes, but not of moss gametophytes?

A fruit formed from several unfused carpels on a single flower is called a(n) ______ fruit.

What is the function of the structure labeled #1?

True or False: K (carrying capacity) is a constant. It does not change.

A constant rate of mortality is shown by a ______ curve.

__________ ecology focuses on exchange of energy, materials, and organisms across multiple ecosystems.

Nocturnal pollinators are mostly attracted to flowers due to the flowers _______

The ovary develops into the ________

In ______ a predator lives on/in a host and depends on the host for nutrition.

As hot air rises, it _______ and moves toward the poles. As it moves away from the equator and cools down, the air _____

Where would one expect to find rooted aquatic plants in a lake?

Sunlight is most direct at the _______, the warmest part of the earth.

True or False: Sporophytes are smaller and only present when reproduction is occurring.

The pollen tube enters the ovary via the _______

Disturbance is hypothesized to be the most beneficial in terms of increasing biodiversity at _______

True or False: Oligotrophic lakes are shallow and nutrient rich.

The most moisture will be found _________

True or False: Secondary succession begins in an area where soil remains after a disturbance.

A population of deer grows from 100 to 200 to 600. When it gets to 600, it levels off. The population must have reached

Which is NOT a distinguishing characteristic of angiosperms?

In a ______ flower, the flower parts are inserted below the ovary.

What is the structure at the top?

True or False: Batesian mimicry is when harmless species evolve to look like venomous ones.

A ______ species is not that common but performs a key role to maintain the function of the entire community.

A ________ is a cluster of sporangia.

____________ is competition within a species.

Which of these is NOT a bryophyte?

What is the biological significance of genetic diversity between populations?

Moss requires __________ for sperm to reach the archegonium for fertilization.

How does emigration affect population size?

True or False: Large bodies of water make weather on adjacent land more moderate.

The megasporocyte is the cell that _______

Which terrestrial biome is LVC located in, characterized by humid summers, wet winters and lots of forests?

____________ is an unfertilized seed

The microgametophyte has 2 cells. The generative cell becomes the ______

Which is not an abiotic factor organisms could come into contact with?