Cevaplı Hemşirelik giriş sınavları için biyoloji çalışma kâğıdı

What are round (spherical) bacteria called?

1. ASpirilla
2. BVibrios
3. CCocci
4. DBacilli

What is a mutagen?

1. AA cell that divides without control
2. BAn enzyme that copies DNA
3. CA protein that repairs damaged DNA
4. DSomething that can cause changes in DNA

Which kind of organism causes malaria?

1. AA protist carried by mosquitoes
2. BA fungus that grows on skin
3. CA bacterium carried in water
4. DA virus spread by coughing

The results of an experiment do not support the hypothesis. What should the scientist do next?

1. AReport that the hypothesis was proven correct
2. BChange the data so they fit the hypothesis
3. CStop doing any further research on the question
4. DRevise the hypothesis and test it again

Which kind of mutation can be passed on to a person's children?

1. AA mutation in a cell that forms eggs or sperm
2. BA mutation in a liver cell caused by alcohol
3. CA mutation in a white blood cell during infection
4. DA mutation in a skin cell caused by sunlight

What is the role of oxygen in aerobic respiration?

1. AIt breaks pyruvate into lactic acid
2. BIt is built into glucose molecules
3. CIt accepts electrons at the end of the transport chain
4. DIt is split to release the energy needed for glycolysis

Why are there usually far fewer top predators than herbivores in an ecosystem?

1. AEnergy is lost at each step, leaving little for the top level
2. BTop predators reproduce faster than herbivores, so they die sooner
3. CTop predators need less energy than herbivores
4. DHerbivores eat the young of top predators

A large molecule contains carbon, hydrogen, oxygen, nitrogen and phosphorus. Its monomers each have a sugar and a base. What type of molecule is it?

1. AA nucleic acid
2. BA lipid
3. CA carbohydrate
4. DA protein