Koalas live in eastern Australia. They eat mainly the leaves of eucalyptus trees and sleep for many hours each day. What do koalas mainly eat?
- AEucalyptus leaves
- BSmall insects and worms
- CGrass and seeds
- DBamboo shoots
Koalas live in eastern Australia. They eat mainly the leaves of eucalyptus trees and sleep for many hours each day. What do koalas mainly eat?
Exercise makes the heart beat faster. This sends more blood and oxygen to the muscles that are working. Why does the heart beat faster during exercise?
A caption under a photograph reads: “Nurses at City Hospital practise CPR on training dummies during a monthly class.” What does the photograph most likely show?
Some animals hibernate in winter. Their heart rate and breathing slow down, and their body temperature drops. This saves energy at a time when food is hard to find. Why do some animals hibernate?
“Mobile clinics now travel to farming villages twice a month. Before, people had to travel three hours to the nearest doctor.” What is the main benefit of the mobile clinics?
A recipe states: “For a softer cookie, bake for 8 minutes. For a crisper cookie, bake for 11 minutes.” What can you infer?
“Ms. Lee’s plants on the sunny windowsill grew tall and green. The same plants in the dark corner stayed small and turned yellow.” What conclusion is best supported?
“Patient A’s heart rate: 72 at 8 a.m., 74 at noon, 71 at 4 p.m. Patient B’s heart rate: 70 at 8 a.m., 95 at noon, 118 at 4 p.m.” Which patient should the nurse be more concerned about, and why?
Повні покрокові розв’язки: тренуйте цю тему на examproblems.com.