Lembar kerja Biologi untuk ujian masuk keperawatan dengan jawaban

What is the SI base unit of mass?

1. ALitre
2. BGram
3. CKilogram
4. DPound

What is a genetically modified organism (GMO)?

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

What does sterilisation mean?

1. AKilling or removing all microorganisms, including spores
2. BKilling only the viruses on a surface
3. CWashing away visible dirt with water
4. DReducing the number of microbes on the skin before an injection

Dua induk heterozigot (Aa × Aa) disilangkan, dan A dominan penuh. Berapa perbandingan fenotipe yang diharapkan?

1. A3 dominan : 1 resesif
2. B1 dominan : 2 antara : 1 resesif
3. CSemuanya dominan
4. D1 dominan : 1 resesif

What is a bacterial endospore?

1. AA small ring of DNA that carries antibiotic resistance genes
2. BA reproductive cell that bacteria use to make new colonies quickly
3. CA hair-like structure used to swim towards food
4. DA tough, dormant form that survives heat, drying and many disinfectants

An organism is multicellular, makes its own food by photosynthesis and has cell walls of cellulose. Which kingdom does it belong to?

1. APlants
2. BBacteria
3. CAnimals
4. DFungi

A pre-mRNA is 3000 bases long, and 1200 bases of introns are removed. If all remaining bases code for amino acids, what is the largest number of amino acids in the protein?

1. A1000
2. B400
3. C600
4. D1800

A pesticide that is not broken down is sprayed on crops. Later, hawks at the top of the food chain have much higher levels of it than the insects. Why?

1. AThe pesticide is broken down faster in insects than in plants
2. BHawks make the pesticide in their own bodies
3. CEach predator eats many prey, so the pesticide builds up at each level
4. DHawks eat the crops directly, so they take in the most pesticide of all