1 Environment and Ecosystem
Answer the following questions in brief:
(1) What are the effects of intervention on the environment?
Ans.
Human impact the environment physically in many ways such as overpopulation, burning
lots of fossil fuels leads to triggered climate change, poor air. quality, etc.
2) What are the main types of ecosystem? Explain.
Ans.
i)Ecosystems are generally Classified into terrestrial and aquatic types.
ii)Terrestrial ecosystems include forests, grasslands, and deserts, while aquatic
ecosystems comprise fresh water and Marine environment.
iii) It is classified based on predominant environment like forests or oceans.
3)What important role does water play for environment?
Ans.
Water Plays a crucial role in the environment by sustaining life, regulating. temperature,
supporting ecosystems, facilitating nutrient cycles, and promoting biodiversity.
4)What is the ratio of forest cover to total land in Maharashtra?
Ans.
The forest cover in the state of is 50,777 sq.km is 16.50% of the state.
5) Which is, the most forested and the least forested region in Maharashtra?
Ans.
Gadchiroli is most forested region in Maharashtra, Latur is least forested region in
Maharashtra.
(6)What are the types of forests found in Maharashtra? What is the percentage of proportion
of each type of forest with respect to the area?
Ans.
i)Tropical semi-evergreen forest -7.73%
ii) Tropical humid deciduous forest-28.84%
iii)Coastal and swamp forest 0.08%
iv)Tropical dry deciduous forest-57.41%.
v)Tropical thorn forests -1.02%
vi)Sub tropical broad leaved hill forest cover 1.54%.
(7) Try this.
Some of the components of the environment are given below in the brackets. Classify them
into Biotic Components and Abiotic Components.
(Plants, Animals. Microorganisms, Sunlight. Air. Water, Land).
Ans.
(A) Biotic Components:Plants. Animals, Decomposers.
(B) Abiotic Components: Air water, Land.
(8) Try this.
Fill in the blanks in the picture given below using the following words given in the brackets:
(Solar energy. CO₂, Photosynthesis, Plants, Producers, Consumer, Fodder eating animals,
Carnivorous animals, Decomposers)
Ans.
(9) Collect information and complete the following table about various districts of Maharashtra. with forest cover : Ans.
| Sr. No. | Nature of Forest | Names of Districts |
|---|---|---|
| 1. | Districts with the highest forest cover | Gadchiroli |
| 2. | Districts with the moderate forest cover | Amravati, Sambhajinagar, Kolhapur, Nagpur |
| 3. | Districts with the lowest forest cover | Latur |