Dolphins are mammals, not fish. They breathe air through a blowhole on top of their heads and must come to the surface to breathe. Mother dolphins feed their young with milk. Which detail shows that dolphins are mammals?
Plants make their own food through photosynthesis. They use sunlight, water and carbon dioxide from the air to make sugar, and they give off oxygen. What gas do plants give off during photosynthesis?
“The old man’s hands were wrinkled and spotted, and he walked with a cane.” Which detail tells you that the man is old?
Washing hands with soap for at least 20 seconds removes many germs. Soap breaks up the oily layer that holds germs on the skin, and rinsing washes them away. What is the author’s main purpose?
“Leaves change colour in autumn because the trees stop making chlorophyll, the green pigment. As the green fades, yellow and orange pigments that were there all along become visible.” Where do the yellow and orange colours come from?
A website article is titled “Five Easy Ways to Save Water at Home”. Which text structure will the article most likely use?
The dosage chart reads: “Weight 10–14 kg: 5 mL. Weight 15–19 kg: 7.5 mL. Weight 20–29 kg: 10 mL. Give every 6 hours as needed, no more than 4 doses in 24 hours.” A child weighs 18 kg. What is the most this child may receive in 24 hours?
A medicine label reads: “Take 2 tablets every 6 hours as needed. Do not take more than 8 tablets in 24 hours.” A patient takes 2 tablets at 6 a.m., noon and 6 p.m. How many more tablets may the patient take before 6 a.m. the next day?
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