Polar bears live in the Arctic. Their thick fur and a layer of fat keep them warm in freezing temperatures. They hunt seals on the sea ice. What do polar bears mainly hunt?
- ASalmon
- BReindeer
- CPenguins
- DSeals
Polar bears live in the Arctic. Their thick fur and a layer of fat keep them warm in freezing temperatures. They hunt seals on the sea ice. What do polar bears mainly hunt?
Drinking enough water helps the body control its temperature. Water also carries nutrients to cells and removes waste through the kidneys. Many adults need about two litres of fluid a day, and more in hot weather. According to the passage, how does water help remove waste?
Laughter has health benefits. It can lower stress, relax the muscles and may even help the immune system. Which benefit of laughter is mentioned in the passage?
Vaccines train the immune system to recognise a germ without causing the disease. Later, if the real germ enters the body, the immune system can respond faster. Which statement best summarises the passage?
A thermometer reading of 39 °C (102,2 °F) is described as a high fever in the nurse’s notes. The next morning, the reading is 37 °C (98,6 °F). What does this suggest?
The patient education leaflet says: “Check your blood sugar before meals and at bedtime. Write each reading in your logbook and bring the logbook to every appointment.” Why does the leaflet ask patients to bring the logbook to appointments?
The author writes: “Online shopping is convenient, but it has hidden costs. Small local shops close, high streets empty and delivery vans add to traffic.” Which statement best describes the author’s view?
Read the sentences: (1) Then add the pasta and stir. (2) Fill a large pot with water. (3) Drain the pasta when it is soft. (4) Bring the water to the boil. Which order is correct?
Soluções completas passo a passo: pratique este tópico em examproblems.com.