Lembar kerja Biologi untuk ujian masuk keperawatan dengan jawaban

Which characteristic is shared by all living things?

1. AThey have a backbone and a brain
2. BThey are made of many cells
3. CThey respond to changes in their environment
4. DThey make their own food by photosynthesis

Apa yang tidak dimiliki sel prokariot, seperti bakteri?

1. AMateri genetik berupa DNA
2. BMembran sel
3. CNukleus yang dibungkus membran
4. DRibosom

What is a eukaryote?

1. AAn organism that lives only in extreme heat
2. BA virus that infects animal cells
3. CAn organism made of a single cell without a nucleus
4. DAn organism whose cells have a nucleus

Why are stains such as iodine or methylene blue added to cells on a microscope slide?

1. ATo make the cells divide
2. BTo make structures easier to see
3. CTo keep the cells alive for longer
4. DTo make the cells larger

A solution of pH 4 is compared with a solution of pH 6. How many times more hydrogen ions does the pH 4 solution have?

1. A10 times
2. B100 times
3. C2 times
4. D20 times

Berapa kromosom yang dikandung sel telur manusia normal?

1. A23
2. B46
3. C22
4. D92

Five recovery times in days are 5, 6, 6, 7 and 30. Which value best describes a typical recovery time, and why?

1. AThe median of 6, because the outlier pulls the mean up
2. BThe mean of 10,8, because it uses every value
3. CThe maximum of 30, because it shows the worst case
4. DThe range of 25, because it shows the spread

Cells lining the small intestine have tiny finger-like folds of membrane called microvilli. What does this tell you about their job?

1. AThey make digestive enzymes in large amounts
2. BThey absorb substances, so they need a large surface area
3. CThey move food along by beating like cilia
4. DThey protect the gut from bacteria by producing mucus