The diagram illustrates the growth and development of frogs. Overall, there are various stages are pass through to form an adult frog from an egg.
To begin with the egg, which is kept on water near to the grass. The eggs reform to an embryo and turns into a tadpole which resembles to a tail of some species over three developmental stages. Later, this tadpole surpass the another state which is front legs came out of it and it is the major developmental stage.
After this growth and development, tadpole began to form a structure of a frog and it started to breath pulmonary.This state frog can able to came out of water surface and named as tadpole frog. Over to the water level this tadpole frog transform into an adult leg and this cycle continues with the next generation of eggs.
- Some people believe that a great difference in age between parents and children is more beneficial D o you think the advantages of a greater difference outweigh the disadvantage 58
- The chart below gives information about science qualifications held by people in two countries.Summarise the information by selecting and reporting the main features, and make comparisons where relevant.Write at least 150 words. 61
- Children are facing more pressures nowadays from academic, social and commercial perspectives. What are the causes of these pressures and what measures should be taken to reduce these pressures? 11
- Some people believe that unpaid community service should be a compulsory part of high school programmes( for example, working for charity, improving the neighborhood or teaching sports to the younger children) to what extent do you agree? 67
- scientists predict that humans will speak the same language in the future Do you think it is a positive or negative development 89