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Natuurwetenskappe

Graad 4

Lewe en lewenswyse

Module 10

Planthabitat

Opdrag 1:

Hou gou ‘n dinkskrum en skryf alle habitatte van plante neer waaraan julle kan dink:

Opdrag 2:

Kies ‘n plant wat in julle omgewing of in julle tuin voorkom. Vind uit:

Hou die plant van min of baie water?

Hou die plant van min of baie sonlig?

Van watter soort grond hou die plant?

Teken die plant in sy natuurlike habitat.

Beantwoord die volgende vrae:

  1. Noem drie dinge wat plante nodig het om te groei.
  1. Wat is die beste soort grond vir plante?
  1. Wat noem ons die gas wat deur plante vrygestel word?
  1. Kan plante hulle eie kos maak?

Iets interessants:

Maak ‘n voëlkoekie om voëls na jou tuin te lok. Jou onderwyser sal vir jou verduidelik hoe om dit te maak.

Assessering

LU 1

WETENSKAPLIKE ONDERSOEK Die leerder is in staat om met selfvertroue op  weetgierigheid oor natuurlike verskynsels te reageer, en om binne die konteks van wetenskap, tegnologie en die omgewing verbande te ondersoek en probleme op te los.

Dit is duidelik wanneer die leerder:

1.1   ondersoek beplan;

1.2   ondersoek uitvoer en data versamel;

1.3       data evalueer en bevindings kommunikeer.

 

Memorandum

Habitat van plante:

  • water: sommige groei onder water en ander groei bo-op die water
  • woestyne: Sommige kan in woestyne groei waar dit warm en droog is en waar water skaars is: kaktusse, vygies
  • berge: hulle moet bitter koue en sterk winde kan trotseer: kosmos, bitterbosse, disa, protea, suikerbos
  • oerwoud: orgideë, varings, mos
  • veld: fynbos, sommige proteas
  • botaniese tuine: gewoonlik inheemse plante
  • semi-woestyn: karoobossies, kaktusse
  • enige ander aanvaarbare antwoord

Beantwoord die volgende vrae:

  1. sonlig, warmte, water
  2. goedgedreineerde, leemgrond vol kompos
  3. koolstofdioksied
  4. Ja

Voëlkoekie om voëls na die tuin te lok

  • Maak ‘n gaatjie aan die onderkant van ‘n 500 ml joghurtbakkie.
  • Steek ‘n stukkie tou van ongeveer 20 cm lank deur die gaatjie en maak ‘n knoop daarin.
  • Maak die kos vir die voëltjies en sit dit binne-in die bakkie. Die kos word so gemaak: smelt ongeveer 125 g vet in ‘n pan en gooi allerhande sade, soos sonneblomme, koring, voëlsaad, neute, harde broodkrummels, hawermout, ens. daarin en meng dit goed. Wag tot dit effens afgekoel het en gooi dit dan in die houer.
  • As die vet hard geword het, haal dit uit die houer en hang dit aan die boom.Hou die voëls lekker dop!

Questions & Answers

Biology is a branch of Natural science which deals/About living Organism.
Ahmedin Reply
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evolutionary history and relationship of an organism or group of organisms
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cell is the smallest unit of the humanity biologically
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the diagram of the digestive system
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They formed in two ways first when one sperm and one egg are splited by mitosis or two sperm and two eggs join together
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Genetics is the study of heredity
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the study of living organisms and their interactions with one another and their environment.
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discuss the biological phenomenon and provide pieces of evidence to show that it was responsible for the formation of eukaryotic organelles in an essay form
Joseph Reply
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Shaker Reply
list any five characteristics of the blood cells
Shaker
lack electricity and its more savely than electronic microscope because its naturally by using of light
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advantage of electronic microscope is easily and clearly while disadvantage is dangerous because its electronic. advantage of light microscope is savely and naturally by sun while disadvantage is not easily,means its not sharp and not clear
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cell theory state that every organisms composed of one or more cell,cell is the basic unit of life
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cells is the basic structure and functions of all living things
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is organisms that are similar into groups called tara
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Source:  OpenStax, Natuurwetenskappe graad 4. OpenStax CNX. Sep 18, 2009 Download for free at http://cnx.org/content/col11097/1.1
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