1.1 Verskillende opsies word as moontlike antwoorde op die volgende vrae gegee - NSC Life Sciences - Question 1 - 2017 - Paper 1
Question 1
1.1 Verskillende opsies word as moontlike antwoorde op die volgende vrae gegee.
Skryf die letter (A, B, C of D) neer, as u die antwoord weet.
1.1.1 Nadat die semil... show full transcript
Worked Solution & Example Answer:1.1 Verskillende opsies word as moontlike antwoorde op die volgende vrae gegee - NSC Life Sciences - Question 1 - 2017 - Paper 1
Step 1
1.1.1
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Answer
Die antwoord is C. Dit verwys na die proses van gewiggee, wat 'n belangrike stap is in die analise van plantmateriaal.
Step 2
1.1.2
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Die correcte antwoord is C. Dit verwys na 'n spesifieke oksidasiereaksie wat plaasvind wanneer die plante gesny word.
Step 3
1.1.3
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Die antwoord is B. Die ondergang van hierdie plante is 'n belangrike gebeurtenis in die ekosisteem.
Step 4
1.1.4
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Die antwoord is D. Dit is noodsaaklik om te weet wat die meeste waarneem dryfvere is.
Step 5
1.1.5
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Die antwoord is B. Dit verwys na die besondere gewig wat aan die plante gegee word.
Step 6
1.1.6
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Die antwoord is C. Dit beskryf die afskakelvan die windande as 'n spesifieke proses.
Step 7
1.1.7
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Die antwoord is A. Dit is belangrik om die effek van die afskakel die strukture te verstaan.
Step 8
1.1.8
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Die antwoord is D. Dit verwys na die datering van die data wat internaal gevind is.
Step 9
1.1.9
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Die antwoord is A. Dit sluit 'n belangrike meetinstrument in.
Step 10
1.1.10
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Die antwoord is B. Dit sluit in die nodige parameters vir die studie.
Step 11
1.2.1
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Die antwoord is Sigoot. Dit is die begin van die ontwikkeling van 'n organisme.
Step 12
1.2.2
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Die antwoord is Amnion/vloeistof. Dit beskerm die ontwikkelende embrio.
Step 13
1.2.3
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Die antwoord is Veelvuldige sklerose. Dit is 'n siekte wat 'n verskeidenheid simptome kan veroorsaak.
Step 14
1.2.4
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Die antwoord is Prolaktien. Dit speel 'n belangrike rol in die produksie van melk.
Step 15
1.2.5
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Die antwoord is Voedselzekerheid. Dit is van kritieke belang vir die oorlewing van 'n gemeenskap.
Step 16
1.2.6
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Die antwoord is Naelstringaar/jaar. Dit is die struktuur wat voedingsgerigte oorblyfsels dra.
Step 17
1.2.7
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Die antwoord is Dendriet. Dit is 'n belangrike komponent van neurone.
Step 18
1.2.8
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Die antwoord is Diabetes. Dit is 'n siekte wat die bloedsuikervlakke beïnvloed.
Step 19
1.3.1
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Die antwoord is Geen. Dit dui aan dat daar geen spesifieke eienskappe tussen die twee is.
Step 20
1.3.2
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Die antwoord is Beide A en B. Dit beteken dat albei eienskappe teenwoordig is.
Step 21
1.3.3
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Die antwoord is Slegs B. Dit dui aan dat net eienskap B teenwoordig is.
Step 22
1.4.1 (a)
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Die antwoord is Sentriool. Dit is 'n belangrike organel in die sel.
Step 23
1.4.1 (b)
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Die antwoord is Chromosoom. Dit is die struktuur wat genetiese inligting bevat.
Step 24
1.4.1 (c)
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Die antwoord is Sentromeer. Dit is die punt waar twee susterchromatiede aanmekaar gebind is.
Step 25
1.4.2
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Die antwoord is Anafase. Dit is die fase van die sellulêre siktus waar die chromosomen geskei word.
Step 26
1.4.3
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Die antwoord is Telofase. Dit is die finale fase van selverdeling.
Step 27
1.4.4
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Die antwoord is 4. Dit dui op die aantal chromosoompare.
Step 28
1.4.5
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Die antwoord is Oögenese. Dit is die proses van eierontwikkeling.
Step 29
1.5.1 (a)
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Die antwoord is Sklera. Dit is die buitekant van die oog.
Step 30
1.5.1 (b)
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Die antwoord is Korneal. Dit is die deursigtige voorkant van die oog.
Step 31
1.5.2 (a)
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Die antwoord is G. Dit dui die kleurpigment aan.
Step 32
1.5.2 (b)
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Die antwoord is G. Dit dui op die ander pigment in die oog aan.
Step 33
1.5.2 (c)
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Die antwoord is Retina. Dit is die gebied waar die lig ontvang word.
