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?
- APenguins
- BSalmon
- CReindeer
- 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?
Starfish, also called sea stars, live in the ocean. If a starfish loses an arm, it can often grow a new one over time. What can a starfish often do if it loses an arm?
A thermometer label says: “Clean the tip with alcohol before and after each use.” When should the tip be cleaned?
In 1928 Alexander Fleming returned from holiday and noticed that mould had grown on one of his bacteria dishes. Around the mould, the bacteria had died. This led to the discovery of penicillin. What led Fleming to discover penicillin?
Falls are a common cause of injury in older adults. Removing loose rugs, adding bright lights on stairs and installing grab bars in the bathroom can make a home safer. What is the main purpose of the passage?
“Some people think that only children need vaccines. In fact, adults also need some vaccines, such as boosters for tetanus and a yearly flu vaccine.” What is the main point?
Passage: “Tea contains caffeine, but usually less per cup than coffee. Some people switch to tea to reduce their caffeine intake while keeping a warm morning drink.” Which statement can be inferred?
“Many people think nurses simply follow doctors’ orders. In reality, nurses assess patients, plan care, teach families and often notice early warning signs before anyone else.” What is the author’s main purpose?
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