Dormancy

题目与答案

1. Organisms enter dormancy to:

   - save available 31_____

   答案：resources

   原文定位：Dormancy is a state of inactivity that organisms or living things enter when they need to conserve the resources available to them and reduce their demands on their environment

   同义替换：「save」↔「conserve」

2. - Value of dormancy

   - can live in conditions which are environmentally 32_____

   答案：stressful

   原文定位：To start with, animals can become one and survive conditions that are stressful in environmental terms

   同义替换：「can live in」↔「survive」

3. - can live in a lot of places

   - have less 33_____ from other animals

   答案：competition

   原文定位：Because they can live where other animals can survive when they are active and looking for food, the amount of competition they have to deal with from other regions is greatly reduced

   同义替换：「have less」↔「is greatly reduced」

4. Causes of dormancy

   - temperature changes and 34_____ changes

   - food, water, oxygen

   答案：light

   原文定位：There are a number of variables, but the ones that are the most significant are temperature changes and the amount of light organisms get

5. Dormancy in insects

   - They 35_____ their metabolism during diapause

   - Diapause occurs during extreme conditions

   答案：reduced

   原文定位：Insects experience a reduced metabolism, a form of dormancy called diapause in insects

6. The African lungfish

   - It buries itself in the 36_____ to create a slimy cocoon

   答案：mud

   原文定位：For example, long African fish burrow deep into the mud with low water supply. It surrounds itself with a cocoon and remains inactive

   同义替换：「buries itself in」↔「burrow deep into」

7. - Two dangers: 37_____ and desiccation

   答案：starvation

   原文定位：While dormant faces two dangers. One is the possibility of starvation, which relies on the fat stored in his body to overcome this. The other is desiccation or drying up, which is addressed through a reduction in urine production

8. Snails

   - Some close up with a membrane while dormant.

   - Light-coloured shells reflect sunlight and limit 38_____ .

   答案：evaporation

   原文定位：they can usually be recognized by a brightly colored shell reflecting the sunlight, and so minimizing evaporation

   同义替换：「limit」↔「minimizing」

9. The Arctic ground squirrel

   - It hibernation occurs in insulated, underground 39_____ .

   答案：nest

   原文定位：This squirrel digs underground and builds a nest that is insulated

   同义替换：「hibernation occurs in」↔「digs underground and builds」

10. - 40% weight loss

    - After waking up, the first part of the body to heat up is the 40_____ .

    答案：heart

    原文定位：The area around the heart warms faster than the rest of the animal

    同义替换：「the first part of the body to heat up」↔「warms faster than the rest of the animal」