Forest : Forest is an area with large number of plants, variety of animals and other living organisms. It forms an ecosystem where different living organisms interact among themselves as well as with the non living components of the forest. Forest constitute about 31% of total global land area. It is a natural renewable resource which helps to purify the air by comsuming carbon dioxide from the atmosphere. They are useful to man kind in many ways.
Mnay trees like sal, teak, semal, sheesham, neem,palash fig, khair, amla, bamboo, kachnar and many other are also found in the forest. The forest also contain insects, butterflies, honeybees and birds which help in pollination in the flowering plants.
Structure of forest :
1. Canopy : The uppermost branches and leaves of the tall trees which act like a roof over the forest ground is callled canopy. It is the highest layer of vegetation in the forest. The branchy part of a tree above the stem is known as the crown of the tree.
2. Understorey : The different horizontal layers formed due to different types od crowns in the forest is called understorey. The constituent of understorey can be described as follows:
(i) Top layer : It constitutes the gaint and tall trees followed by shrubs and tall grasses.
(ii) Shrub layer It has many shrubs and bushees of approximately 1-2 metres of height from the forest floor. It makes dense layer at some places of foret where enough sunlight is present.
(iii) Herb layer Just below the shrub layer occurs the herb of palnts. It is the lowest layer of vegetation in the forest.
(iv) Forest floor : Plants found here are small as mosses, liverworts,lichens. It has many kinds of insects, worms, toad stool etc. Most of the forest floor is covered with dead and decaying palnt matter, and animal waste.
Which of the following are correct ? (a) The different horizontal layers formed due to different types of old crowns in the forest is called understorey (b) Top layer constitutes the giant and tall trees followed by shrubs and tall grasses. (c) The forest floor is covered with dead and decaying plant matter, and animal waste. | |||
Right Option : D | |||
View Explanation |
Which of the following are correct ? (a) Forest is an area with large number of plants, variety of animals and other non-living organisms. (b) Forest constitute about 31% of total global land area. | |||
Right Option : B | |||
View Explanation |
Which of the following are correct ? (a) The uppermost branches and leaves of the tall trees which act like a roof over the forest ground is called canopy. It is the highest layer of vegetation in the forest. (b) The branchy part of a tree above the stem is known as the crown of the tree. | |||
Right Option : C | |||
View Explanation |
A marvelous experience with Abhyas. I am glad to share that my ward has achieved more than enough at the Ambala ABHYAS centre. Years have passed on and more and more he has gained. May the centre flourish and develop day by day by the grace of God.
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.
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.
Abhyas is a complete education Institute. Here extreme care is taken by teacher with the help of regular exam. Extra classes also conducted by the institute, if the student is weak.
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.
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.
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
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.
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.