A. Without pollinators, farms cannot make food. B. We need to take action to plant more trees. C. If they were there, they didn't stay for a long time. D. This makes it hard for pollinators to find their food. E. The results were much more serious than we thought. F. Their ...
(1)A.词义猜测题.根据第三段The bees soon cut several holes in the leaves of each plant.可知,大黄蜂很快就在每棵植物的叶子上挖了几个洞;再结合划线单词所在句Research published on Thursday in Science shows that the insects puncture the plants' leaves可知,此处划线单词"puncture"的意思的在树叶上挖洞...
The bees soon cut severalholes in the leaves of each plant. As a test, the researchers tried to copy the bumblebee damage in additionalplants with a knife. Both sets of plants with injured leaves bloomed faster, but the ones punctured by the beesflowered weeks earlier, suggesting that ...
故选A。(2)细节理解题。根据第一段When bees fly around,they carry pollen from one plant to another,helping the new plants to grow.Bees not only help flowers come out,but also help fruit and vegetables grow.(当蜜蜂飞来飞去时,它们把花粉从一株植物带到另一株植物,帮助新...
It helps people find ways to proteet themselves from bees C)2. How can bees help plants grow?They make honey for plants B They carry pollen from plant to plant. C They help flowers create more pollen. D. I hey bring a special chemical to plants.)3 What can we learn from Paragraph...
A plant can sire more seeds by increasing the number of pollen recipient flowers or the amount of pollen deposited on recipient flowers. We theoretically analyzed how pollen stickiness contributes to paternal fitness through changing the pattern of pollen dispersal including both the number of recipient...
tool in the game helps make sure you're playing on a flat surface. Once you're set, you'll find that the game very closely imitates how a 'real' steel ball would roll around - even to the point where you can 'slide' the ball around the edge of a hole without letting it fall ...
The bees soon cut several holes in the leaves of each plant. As a test, the researchers tried to copy the bumblebee damage in additional plants with a knife. Both sets of plants with injured leaves bloomed faster, but the ones punctured by the bees flowered weeks earlier, suggesting that ...
sperm cells fuse with the ovule from the female part of the same plant. In cross-pollination, pollen is transferred from the male portion of one plant to the female portion of another genetically similar plant. This helps in the development of new species of plants and increases the adaptabili...
The bees soon cut several holes in the leaves of each plant. As a test, the researchers tried to copy the bumblebee damage in additional plants with a knife. Both sets of plants with injured leaves bloomed faster, but the ones punctured by the bees flowered weeks earlier, suggesting that ...