Final Exam (dec) Flashcards

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0
Q

Levels of organization

A
Biosphere
Biome
Ecosystem
Community
Population
Species
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1
Q

Ecology is…

A

Interactions between organisms and their environment

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2
Q

Food chain vs. food web

A

Food chain- 1 single path

Food web- plants and animals interconnected by different paths

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3
Q

List the trophic level and organism

A
  1. Producer
  2. Primary consumer
  3. Secondary consumer
  4. Tertiary consumer
  5. Quaternary consumer
  6. Apex consumer
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4
Q

Biotic vs. abiotic

A

Biotic- living factors

Abiotic- non living factors

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5
Q

What is the original source of energy in most ecosystems?

A

THE SUN

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6
Q

Herbivore

A

Plants only

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7
Q

Omnivores

A

Both animals and plants

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8
Q

Carnivore

A

Animals only

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9
Q

Detritivores

A

Eat decomposing matter

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10
Q

Decomposers

A

Dead organisms

Bacteria

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11
Q

Hydrologic cycle

A
Precipitation
   If dry
       Seepage
       Root Uptake
       Transpiration (liquid-gas)
       Condensation (gas-liquid-cloud)
  If saturated
       Run off
       Rivers/streams/ground
       Evaporation ( liquid-gas)
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12
Q

Nitrogen cycle

A

Nitrogen in the air
Lightning bolts
No2 formed
Nitrogen fixation

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13
Q

Niche

A

Relationship abiotic & biotic factors affecting it

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14
Q

Community interactions

A
Predation
Competition
Symbiosis
     Mutualism
     Commensalism
     Parasitism
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15
Q

Primary succession

A

Occurs following an opening of uninhabited, barren habit or that occurs in an environment that is devoid of vegetables and lacks of topsoil

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16
Q

Secondary succession

A

Occurs on a pre-existing soil after the primary succession has been disrupted or destroyed due to a disturbances that reduces population of the initial inhabitants

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17
Q

Biodiversity

A

Variety of life in the world or in a particular habit or ecosystem

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18
Q

Conservation biology

A

Scientific study of the nature and status of earths biodiversity with the aim of protecting species, their habitats and ecosystem from extinction and biotic factors

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19
Q

Hooke-

A

Gave the name “cells” (cork)

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20
Q

Leeuwenhoek-

A

Living things in cells (pondwater)

21
Q

Schleidon

A

Plants are made up of cells

22
Q

Schwann

A

Animals are made up of cells

23
Q

Virchow

A

All cells come from pre- existing cells

24
Q

Light microscope

A
In class use
See living organisms
25
Q

Scanning microscope

A

3D image

External

26
Q

Transmission microscope

A

Slicing

Internal image

27
Q

Prokaryotic

A

Lacks a nucleus
Only ribosomes
Simple

28
Q

Eukaryotic

A

Has nuclues
Complex
Larger

29
Q

Example of diffusion

A

Scents traveling through building

shark dissection and foods room

30
Q

Osmosis

A

Diffusion of water
Hypo-> hyper (salt& sugars)
To the hyper

31
Q

Nuclues

A

Control center

32
Q

Ribosome

A

RNA

33
Q

Golgi

A

Receives E.R

Packages and sends to membrane or other cells

34
Q

Endoplasmic reticulum

A

Smooth-lipids

Rough- ribosomes and make protein

35
Q

Mitochondria

A

Power house of the cell

36
Q

Cellular respiration equation

A

C6H12O6 + 6O2 -> 6CO2 + 6H2O + 36 ATP

37
Q

Aerobic has..

A

3 phases

38
Q

Glycolysis

A

Cytoplasm
Glucose -> pyruvic acids
2 ATP

39
Q

Krebs cycle

A

Matrix

2 ATP

40
Q

ETC

A

Inner membrane-cristea

32 ATP

41
Q

Anaerobic has… But…

A

2 phases

But both do not happen, only 1

42
Q

Anaerobic

A

Alcoholic and amino acids fermentation

43
Q

Cell cycle

A
Interphase (G1, S, G2)- resting 
Mitosis (PMAT) 
   Prophase- chromosome
   Metaphase chromosome
   Anaphase- chromosome
   Telophase- chromatin
Cytokineses- chromatin, 2 daughter
44
Q

Homozygous

A

TT or tt

45
Q

Heterozygous

A

Tt

46
Q

Recessive

A

tt

47
Q

Dominant

A

TT or Tt

48
Q

Phenotype

A

Physical apperance

49
Q

Genotype

A

Set of alleles

Genetic make up

50
Q

Diploid

A

Cell having 2 if every chromosomes

51
Q

Haploid

A

Cell having 1 of every chromosomes.