A Dog's Super Nose
Lee el texto en inglés, parte por parte, y responde cada pregunta. Toca una palabra con línea punteada para ver su traducción. Abajo está el vocabulario completo en español.
People have about 6 million smell sensors in their noses. Dogs have up to 300 million. Also, a much bigger part of a dog's brain works on smells. That is why dogs can smell things we never notice.
1. How many smell sensors can a dog have?
- AAbout 6 million
- BUp to 300 million
- CAbout 300
Ver la respuesta
B. Up to 300 million
People have about 6 million, but dogs have up to 300 million.
La prueba en el texto: Dogs have up to 300 million
A dog can also smell with each side of its nose separately. This helps it know which direction a smell is coming from. So when a dog follows a smell, it knows whether to turn left or right.
2. True or false? A dog can tell which direction a smell comes from.
- ATrue (Verdadero)
- BFalse (Falso)
Ver la respuesta
A. True (Verdadero)
Smelling with each side of its nose helps it know the direction of a smell.
La prueba en el texto: This helps it know which direction a smell is coming from
A dog's nose is usually wet, and this helps too. The wet surface catches tiny bits of smell from the air. Every dog also has its own nose print. Like our fingerprints, no two are the same.
3. How does a wet nose help a dog?
- AIt helps the dog hear better
- BIt makes the dog's nose print
- CIt catches tiny bits of smell
Ver la respuesta
C. It catches tiny bits of smell
The wet surface catches tiny bits of smell from the air.
La prueba en el texto: The wet surface catches tiny bits of smell from the air
With noses like these, dogs do important jobs. At airports, they check bags for things that are not allowed. In the mountains, they help rescue teams find lost hikers. Their noses are their best tools.
4. Why does the writer talk about airports and mountains?
- ATo show jobs dogs do with their noses
- BTo tell where dogs like to travel
- CTo explain how dogs get lost
Ver la respuesta
A. To show jobs dogs do with their noses
They are examples of the important jobs dogs do with their noses.
La prueba en el texto: With noses like these, dogs do important jobs
Vocabulario en español
| Inglés | Español | Significado en inglés |
|---|---|---|
| sensors | sensores | small parts that notice things like smell or light |
| direction | dirección | the way something goes or comes from |
| surface | superficie | the outside or top part of something |
| fingerprints | huellas digitales | the lines on the ends of your fingers |
| hikers | excursionistas | people who take long walks in nature |
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Escribe una frase en inglés: In one sentence: why is a dog's nose so good at smelling?
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