Besides marigolds being a source of food for bees, marigold flowers also attract beesbecause of their coloration. Bees have good color vision, and so, the marigolds' yellow color attracts them to the flower. Bees' perfect color vision helps them find flowers and the nectar and pollen they off...
On the other hand, fruits develop from the fertilized ovary of a flower after pollination. Their primary role is to protect the seeds during development and to aid in their dispersal, whether through wind, water, or animals. Fruits can be fleshy or dry and are classified based on their ...
题目Your friend is allergic to pollen. What should you remind him? A. Play in the flower garden every day B. Wear a mask when going out C. Smell the flowers closely D. Touch the flowers often 相关知识点: 试题来源: 解析 B。解析:对花粉过敏出去的时候应该戴口罩,A选项每天在花园里玩、C...
The angiosperms, or flowering plants, and gymnosperms reproduce through the mode of sexual reproduction. The pistil is the female reproductive component in the flower, while the stamen is the male reproductive part. Calyx forms the outermost, while corolla forms the innermost whorl....
The pollen grain is referred to as the male gametophyte that functions in producing sperm cells. The pollen grain from the flower?s male anther gets transferred to the stigma of the flower through a process called pollination. Answer and Explanation:1 ...
What color of flower do bees see better? Differences in Vision Between Species: As humans, we know our range of color vision stems from red to violet. Predators like wolves can see more in the infrared range so they can track prey better at night by the prey's heat signature. Many inse...
For most people, drinking rose tea is unlikely to cause any adverse side effects. The most likely side effect of rose tea is an allergic reaction. Although this type of flower produces relatively little pollen, some people are still allergic to roses and can experience standard allergy symptoms...
Pollinationis the first required step in sexual reproduction in plants. The male portion of the plant produces the pollen – typically in the flower. A long filament, called a stamen, holds the bits of pollen at the end and one of several pollinators take the pollen grains to the ...
—insects (昆虫) like bees and butterflies.They can't smell flowers because of the pollution. Pollinators are important.They spread pollen (花粉) among plants with flowers.This helps the flower produce seed and fruit.Without pollinators,farms cannot make food.We all need pollina...
trees you plant that produces small-sized pollen. Certain trees can become a major allergy problem. It is your understanding of this, in combination with a knowledge of allergy-producing trees, that can help make the difference between an itch and sneeze-free day or a day of complete misery...