Animaly And Planty Stuff Flashcards Preview

Science > Animaly And Planty Stuff > Flashcards

Flashcards in Animaly And Planty Stuff Deck (33):
0

What is a food chain?

The energy transfer as one thing eats another

1

What do the arrows on a food chain indicate?

Energy transfer

2

What is a food web?

Lots of food chains overlapping.

3

What does an energy pyramid show?

The amount of energy received each time something is eaten and what kind of consumer it is.

4

Biotic factors

Living things

5

Abiotic factors

Non-living things

6

Levels of organization are

Atoms, molecules, cell organelles, cells, tissue, organ, organ system, organism, species, population, community, ecosystem, biome, biosphere

7

Difference between decomposer and scavenger

Scavenger eats dead things decomposers decompose dead things.

8

Niche means

The role or job an animal has.

9

5 characteristics of the rainforest

1. Very rainy
2.warm
3. Vines
4. Thousands of species
5. Deforestation

10

Desert characteristics

1. Hot
2. Dry
3. Grows back slowly
4. Lizards
5. Bats

11

Grassland

1. Warm
2. Grassy
3. Crop growth is bad for it
4. Bison
5. Rabbit

12

Deciduous forest

1. Freezing winters
2. Summer hot and humid
3. Deforestation
4. Bats
5. Birds

13

Taiga

1. Deforestation
2. Long, cold, snowy winter
3. Short, warm, moist summers
4. Bears
5. Moose

14

Tundra

1. Drilling can be a problem
2. Long, dark, freezing winters
3. Short cool winters
4. Lemmings
5. Mosses

15

Salinity?

The amount of salt dissolved in water

16

Human impact on saltwater biomes

Over fishing

17

Human impact on freshwater biomes

Pollutants

18

Coral reef?

Under water stuff made from outside skeletons of tiny, soft, boiled animals called coral

19

Coral reefs are abiotic

False

20

Wetland?

Aquatic ecosystem that have a thin layer of water covering the soil that is wet most of the time containing fresh, salt or both water.

21

Factors that effect biodiversity

Area, climate niche

22

Why is biodiversity valued?

1. Bigger gene pool
2. Raw materials
3. Oxygen
4. Food

23

5 causes of extinction

1. Poaching
2. Pollution
3. Habitat destruction
4. Earthquakes
5. Volcanoes

24

3 ways to protect biodiversity

1. Poaching laws
2. Laws
3. Captive breeding

25

If one organism becomes extinct...

Other species would over populate or die out

26

Keystone species

Influences the survival of other species

27

Most biodiversity

Tropical rain forest

28

Difference between primary and secondary succession

Primary I'd when nothing is there, secondary is where was something but it's not there anymore.

29

Pioneer species

1. Lichens
2. Mosses

30

When has the equilibrium been met

Climax community

31

Eutrophication

The process of a body of water becoming nutrient rich.

32

Human influence on eutrophication

1. Fertilizer
2. Pollutants