Lembar kerja Biologi untuk ujian masuk keperawatan dengan jawaban

What is a genetically modified organism (GMO)?

1. AAn organism that has caught a virus
2. BAn organism whose DNA has been changed by genetic engineering
3. CAn organism produced by normal sexual reproduction between two parents
4. DAn organism that has been grown in a greenhouse

What is an inference?

1. AA variable that the scientist changes on purpose
2. BA list of the materials used in an experiment
3. CA conclusion reached from observations and prior knowledge
4. DA measurement taken with a calibrated instrument in a laboratory

What are the three domains of life?

1. APlants, animals and fungi
2. BBacteria, viruses and protists
3. CBacteria, Archaea and Eukarya
4. DProkaryotes, plants and animals

Why can small nonpolar molecules cross the cell membrane easily while ions cannot?

1. AIons are larger than most membrane proteins
2. BThe membrane carries a strong positive charge
3. CThe bilayer's core is made of hydrophobic tails
4. DThe membrane is made mostly of long carbohydrate chains

Red-green colour blindness is X-linked recessive. A colour-blind woman (XᵇXᵇ) has children with a man with normal colour vision (XᴮY). What fraction of their sons is expected to be colour-blind?

1. AOne quarter
2. BAll
3. CNone
4. DOne half

Why do plants wilt when the soil around their roots becomes very salty?

1. AWater leaves the root cells by osmosis
2. BSalt makes the root cells swell and burst
3. CSalt blocks sunlight from reaching the leaves
4. DThe roots take in too much water

Seorang siswa memberi pupuk pada 2 tanaman tomat dan tidak pada 2 tanaman lainnya. Tanaman yang dipupuk tumbuh lebih tinggi. Apa kelemahan utama kesimpulan bahwa pupuk meningkatkan pertumbuhan?

1. ATidak ada variabel bebas
2. BTinggi tidak dapat diukur secara akurat
3. CPupuk seharusnya diberikan kepada keempat tanaman
4. DUkuran sampel terlalu kecil untuk menyingkirkan kebetulan

Para sukarelawan meminum 0, 100, atau 200 mg kafein, dan denyut jantung mereka diukur setelah 30 menit. Apa variabel terikatnya?

1. ADenyut jantung setelah 30 menit
2. BDosis kafein
3. CWaktu tunggu 30 menit
4. DPara sukarelawan itu sendiri