In Animals- All animals need to respire, be it a cockroach a fish or an elephant. earthworms take in air through their skin surface the skin is kept moist with the help of a substance called mucous oxygen of the air gets directly absorbed through the moist skin a carbon dioxide is given out
In Aquatic Animals And Plants- Most aquatic animals like fish, tadpole crab and shrimp have special organs for respiration called gill. Gills help to take in oxygen and give out carbon dioxide. Some animals that live in water, e.g. whales come up to the water surface to breathe in oxygen from the air. Others, for example, fish, breathe in oxygen dissolved in water. Fishes have organs called gills, instead of Lungs. When water passes through the gills, oxygen dissolved in the water is absorbed..
In Amphibians –Amphibians like frog and salamander need breathing systems for both air and water. Frogs have well developed lungs to breathe in air when on land in water, frogs breathe with the help of their moist skin.
In Birds-Birds have a pair of lungs with air sacs that remain open all the time, so that air can easily pass through them.
Frog can respirate through _____________. | |||
Right Option : D | |||
View Explanation |
Which of the following are correct : (a) Most aquatic animals like fish, tadpole crab and shrimp have special organs for respiration called gill. (b) Amphibians like frog and salamander need breathing systems for both air and water. | |||
Right Option : C | |||
View Explanation |
Which of the following are correct : (a) Amphibians like frog and salamander need breathing systems for both air and water. (b) Frogs have well developed lungs to breathe in air when on land in water, frogs breathe with the help of their moist skin. (c) the tadpole stage of frog can respirate with the help of gills. | |||
Right Option : D | |||
View Explanation |
Abhyas Methodology is very good. It is based on according to student and each child manages accordingly to its properly. Methodology has improved the abilities of students to shine them in future.
My experience with Abhyas is very good. I have learnt many things here like vedic maths and reasoning also. Teachers here first take our doubts and then there are assignments to verify our weak points.
It was a good experience with Abhyas Academy. I even faced problems in starting but slowly and steadily overcomed. Especially reasoning classes helped me a lot.
About Abhyas metholodology the teachers are very nice and hardworking toward students.The Centre Head Mrs Anu Sethi is also a brilliant teacher.Abhyas has taught me how to overcome problems and has always taken my doubts and suppoeted me.
It has a great methodology. Students here can get analysis to their test quickly.We can learn easily through PPTs and the testing methods are good. We know that where we have to practice
It was good as the experience because as we had come here we had been improved in a such envirnment created here.Extra is taught which is beneficial for future.
Being a parent, I saw my daughter improvement in her studies by seeing a good result in all day to day compititive exam TMO, NSO, IEO etc and as well as studies. I have got a fruitful result from my daughter.
My experience with Abhyas academy is very good. I did not think that my every subject coming here will be so strong. The main thing is that the online tests had made me learn here more things.
One of the best institutes to develope a child interest in studies.Provides SST and English knowledge also unlike other institutes. Teachers are co operative and friendly online tests andPPT develope practical knowledge also.
I have spent a wonderful time in Abhyas academy. It has made my reasoning more apt, English more stronger and Maths an interesting subject for me. It has given me a habbit of self studying