Биология для вступительных экзаменов на сестринские программы: лист заданий с ответами

What are stomata?

1. AGreen structures in the leaf that store starch
2. BHairs on roots that absorb minerals
3. CSmall pores in leaves that allow gas exchange
4. DTubes that carry water up the stem

In which form do animals store glucose in the liver and muscles?

1. AGlycogen
2. BChitin
3. CCellulose
4. DStarch

What does phloem carry in a plant?

1. AWater from the roots only
2. BChlorophyll to the stem
3. CCarbon dioxide from the air
4. DSugars made in the leaves

Salivary amylase begins the digestion of which nutrient in the mouth?

1. AStarch
2. BCellulose
3. CFat
4. DProtein

A seedling is 4 cm tall at week 1, 8 cm at week 2, 12 cm at week 3 and 16 cm at week 4. If the trend continues, how tall will it be at week 6?

1. A24 cm
2. B20 cm
3. C32 cm
4. D18 cm

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

1. AExercise has been proven to cause higher lung capacity
2. BThere is no link between the two variables
3. CAs exercise increases, lung capacity tends to increase
4. DAs exercise increases, lung capacity tends to decrease

Some snakes and whales have tiny remains of hip bones that are not used for walking. What do these structures suggest?

1. AThe bones are needed for swimming
2. BThey will grow legs in the future
3. CThey were caused by a recent mutation
4. DTheir ancestors had legs

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

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