Lembaran kerja Biologi untuk peperiksaan kemasukan kejururawatan dengan jawapan
Lembaran kerja Biologi untuk peperiksaan kemasukan kejururawatan percuma untuk dicetak: 8 soalan dari mudah hingga tahap peperiksaan, dengan skema jawapan. Cetak atau simpan sebagai PDF.
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Nama: ____________________ Tarikh: ____________
1.Mudah
What is a genetically modified organism (GMO)?
AAn organism produced by normal sexual reproduction between two parents
BAn organism whose DNA has been changed by genetic engineering
CAn organism that has been grown in a greenhouse
DAn organism that has caught a virus
2.Mudah
What is a monomer?
AA very large molecule that is made of many smaller units
BA small unit that joins with others to form a polymer
CA molecule that contains no carbon
DAn enzyme that breaks down polymers
3.Mudah
What is natural selection?
AHumans breeding plants for useful traits
BIndividuals with helpful traits survive and reproduce more
CAnimals choosing which mates they like best, so traits change at random
DOrganisms changing their genes when they need to
4.Sederhana
Tumbuhan bergenotip Aa disilangkan dengan tumbuhan aa. Berapakah pecahan anak yang dijangka menunjukkan sifat resesif?
A1/2
B1/4
C3/4
DTiada seekor pun
5.Sederhana
Bilakah pindah silang antara kromosom homolog berlaku?
ADalam anafasa mitosis
BDalam fasa S interfasa
CDalam telofasa II meiosis
DDalam profasa I meiosis
6.Sederhana
Human adult height varies across a smooth, continuous range rather than falling into a few separate groups. What is the best explanation?
AIt is an X-linked recessive trait
BIt is controlled by many genes and also affected by environment
CIt is controlled by one gene with two alleles and full dominance
DIt is controlled only by the environment
7.Sukar
In the Hershey–Chase experiment, viruses were labelled with radioactive phosphorus in their DNA or radioactive sulfur in their protein. Only the phosphorus entered the infected bacteria. What did this show?
ADNA, not protein, is the genetic material of the virus
BBacteria take up any radioactive substance
CViruses contain no DNA at all
DProtein, not DNA, is the genetic material of the virus
8.Sukar
A man with an X-linked recessive disorder (XʰY) has children with a woman who has two normal alleles (XᴴXᴴ). What is expected among their children?
AAll sons are affected, and no daughters are carriers
BAll daughters are carriers, and no sons are affected
CHalf of the sons and half of the daughters are affected
DAll daughters are affected, and all sons are carriers
Kunci jawapan
1. B · An organism whose DNA has been changed by genetic engineering
2. B · A small unit that joins with others to form a polymer
3. B · Individuals with helpful traits survive and reproduce more
4. A · 1/2
5. D · Dalam profasa I meiosis
6. B · It is controlled by many genes and also affected by environment
7. A · DNA, not protein, is the genetic material of the virus
8. B · All daughters are carriers, and no sons are affected
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