Lembar kerja Biologi untuk ujian masuk keperawatan dengan jawaban

In science, what is an observation?

1. AInformation gathered with the senses or instruments
2. BA rule that explains all known facts
3. CA guess about why something happens
4. DA conclusion drawn before any data are collected

Which type of microscope is needed to see a virus?

1. AA magnifying glass
2. BA dissecting microscope
3. CAn electron microscope
4. DA light microscope

What is a tissue?

1. AA single cell that has one special job in the body
2. BA group of similar cells that work together
3. CSeveral organs that work together
4. DA structure inside a cell

Golden rice was genetically modified to make beta-carotene. What is the aim?

1. ATo make the rice resistant to all insects
2. BTo increase the protein content of the rice
3. CTo make the rice grow faster in cold climates
4. DTo help prevent vitamin A deficiency

Why are G–C base pairs held together more strongly than A–T pairs?

1. AG–C pairs are joined by strong covalent bonds instead of hydrogen bonds
2. BG and C are both purines, so they fit more tightly
3. CG–C pairs form three hydrogen bonds, and A–T pairs form two
4. DA–T pairs are found only in RNA

A study finds a positive correlation between hours of exercise and lung capacity. What does this mean?

1. AAs exercise increases, lung capacity tends to increase
2. BAs exercise increases, lung capacity tends to decrease
3. CThere is no link between the two variables
4. DExercise has been proven to cause higher lung capacity

A pondweed plant is placed in water, and a lamp is moved closer to it. The plant gives off more bubbles per minute. What is the best conclusion?

1. AThe bubbles are carbon dioxide, and respiration speeds up with more light
2. BThe bubbles are oxygen, and the lamp heats the water until it boils
3. CThe bubbles are oxygen, and photosynthesis speeds up with more light
4. DThe bubbles are nitrogen, and light breaks down the plant cells

Perubahan mana yang akan membuat difusi melalui membran lebih cepat?

1. ASuhu yang lebih rendah di kedua sisi
2. BPerbedaan konsentrasi yang lebih besar antara kedua sisi
3. CLuas permukaan pertukaran yang lebih kecil
4. DMembran yang lebih tebal