Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
61 Cards in this Set
- Front
- Back
5 reasons of animal extinction |
Invasive Species, Habitat Loss, Overuse of Species by Humans, Pollution of Soil and Water ,Climate Change
|
|
What is an ecosystem? |
A community of abiotic and biotic factors living in a certain area. |
|
What is a habitat? |
The environment that an organism lives, grows and reproduces |
|
An organism can only live in a _____ where it's basic ____ are met |
habitat, needs |
|
What is my habitat? |
My Neighborhood |
|
Can multiple organisms live in the same habitat |
Yes |
|
Habitats need to provide animals with: ________ & ________ ________ ________ that they are adapted to Other ________ of the _____ species to ______ & _______ with |
Food, Water, Shelter, Climate, Animals, same, mate, reproduce |
|
An organism needs to live in a ______ that has the ideal _________ range, amount of _________, wind, humidity etc. needed for it to survive.
|
habitat, temperature, precipitation |
|
Flora is? |
Plants |
|
Fauna is? |
Wildlife (Animals) |
|
An Ideal geographic location is? |
Where an animal doesn't have to waste energy trying to find food or sunlight |
|
What type of impact can construction have on an ecosystem and animal habitat?
|
It can lead to habitat loss |
|
Abiotic Factors |
Living |
|
Biotic Factors |
Nonliving |
|
3 types of symbiotic relationships |
Mutualism, Parasitism, Commensalism |
|
Commensalism |
One Helped, Other Unchanged |
|
Parasitism |
One Helped, One Hurt |
|
Mutualism |
Both helped |
|
What is a Niche? |
A Niche is an organism's particular role in it's own specific habitat |
|
What are things a niche includes? _____ it _______ What ______ it What it ______ What _________ it _____ |
Where, Lives, eats, eats, resources, uses |
|
Ecological Niche Depends on: When the animal is ______ What it ____ Where it _____ |
active, eats, lives |
|
Amount of Parents Needed for Asexual Reproduction |
One |
|
True or False? In Asexual Reproduction, the offspring look identical to their parent |
False |
|
What is the Male Gamete? |
Spermatazoa |
|
What is the Female Gamete? |
Ova |
|
First step of vertebrate reproduction |
Two Gametes Fuse |
|
2nd step of vertebrate reproduction
|
Creation of Zygote (first cell) |
|
3rd step of vertebrate reproduction
|
Zygote divides and becomes an embryo |
|
4th step of vertebrate reproduction
|
Embryo Develops into Small animal |
|
5th step of vertebrate reproduction |
Animal Becomes Adult (Now capable of reproduction) |
|
Two Main Conditions of sexual reproduction The two gametes must be in the same _____ at the same ______ |
place, time |
|
Two Main Conditions of sexual reproduction
The zygote must obtain the _______ and ________ it needs to survive. It must also get the _____ and moisture needed for its development. |
nutrients, protection, warmth |
|
Fertilization occurs when a ___________ and an _____ of a single species ________ |
spermatozoon, ovum, combine
|
|
External ________ happens when the gametes combines _______ of the bodies of both parents |
fertilization, outside |
|
Most _______ animals use external fertilization |
aquatic |
|
Most ____ animals reproduce internally |
land |
|
The male and female join _______ during mating |
cloaca |
|
Oviparous means: |
Lays eggs |
|
Viviparous means: |
The fertilized ovum grows entirely in the mothers body |
|
Is Oviparous Internal |
Yes |
|
A _________ is a group of individuals of the same ________ living in the same ______ at the same ______.
|
population, species, place, time |
|
Direct Counting: |
Count the individuals of the population directly in the territory. |
|
Indirect counting |
Involves identifying the number of nests/dens, or the number of traces of excrement found in the territory.
|
|
What is this? |
Sampling Plots |
|
Sampling Plots |
dividing, sections, average, density |
|
Capture-Recapture Sampling |
You capture the animals in a non harmful way, then mark them with a tag or collar and finally release them.
After a certain time, capture animals again. count the number of tagged animals that were recaptured. This information will help determine the size of the population. |
|
Oikos means... |
Household |
|
Logos means..... |
Study of |
|
Ecology is.... |
The scientific study of interactions between organisms and their environment.
|
|
Organism |
Any individual of life |
|
Community |
several interacting Populations that inhabit a common environment and are interdependent |
|
Ecosystem
|
Community + Abiotic Factors |
|
Biosphere |
Ecosystem + Land & Water |
|
Limiting Factors |
Temperature, Amount of Space, Amount of Food, Amount of Water, Availability of mates
|
|
Autotroph |
Producer |
|
Heterotrophs |
Consumers |
|
Scavengers |
Prey on dead animals |
|
Decomposers Break down..... |
Dead and Decaying Plants and Animals |
|
When an organism eats another, they get __% of the energy that the organism that they ate had. |
10 |
|
Food Webs represents a network of________ food chains |
interconnecting |
|
Food Chains Show _ possible path of energy. Food Webs show ___ possible paths of energy. |
1, all |