Environmental Sciences, asked by gurwindersingh25953, 9 months ago

10+2 evs.pdf
ਕਲਾਸ-12ਵੀਂ (ਵਾਤਾਵਰਨ ਸਿੱਖਿਆ) Class-12 Environment Educa
ਪ੍ਰੀਖਿਆ ਜੁਲਾਈ-2020 July Test-2020)
Time : 2 u12 (2Hours)
ਕੁੱਲ ਅੰਕ / (Total Marks): 20
| ਨੋਟ: 1 ਤੋਂ 7 ਤੱਕ ਪ੍ਰਸ਼ਨ ਇੱਕ-ਇੱਕ ਅੰਕ ਦੇ ਹਨ। 8 ਤੇ 9 ਪ੍ਰਸ਼ਨ ਚਾਰ-ਚਾਰ ਅੰਕ ਦੇ ਹਨ ਅਤੇ 10 ਨੇ
ਪੰਜ ਅੰਕ ਦਾ ਹੈ।
Note: Questions 1 to 7 are one mark. Questions 8 and 9 are four marks and question 10 i
five marks
1. ਜੈਵਿਕ ਵਿਭਿੰਨਤਾ ਵਾਲਟਰ ਜੀ, ਰੋਜ਼ਨ ਨੇ
ਈ. ਖੋਜਿਆ। 1886/1986)
Bio Diversity discovered by Walter G. Rosen in (18861986)
2 ਜੀਵ ਵਿਭਿੰਨਤਾ ਦੀ ਕੋਈ ਵਿਗਿਆਨਿਕ ਮਹੱਤਤਾ ਨਹੀਂ ਹੈ। (ਸਹੀ / ਗਲਤ)
Biodiversity has no scientific significance. (True False)
ਤੇ ਕਰਾਮਾਤੀ ਦਵਾਈ ਦਾ ਨਾਂ ਲਿਖੋ।
Write the name of the miracle medicine.
4. ਮਾਸਾਹਾਰੀਆਂ ਦੇ ਦੋ ਉਦਾਹਰਨ ਦਿਓ।
Give two examples of carnivores.
5. ਲਾਈਕਨਜ਼ ਪਰਸਪਰ ਹਿੱਤਵਾਦ ਦੇ ਉੱਘੇ ਉਦਾਹਰਨ ਹਨ। (ਸਹੀਗਲਤ)
Lichens are prime examples of mutual interest. (True False)
6. ਕੁਨੀਨ ਕਿਸ ਪੌਦੇ ਤੋਂ ਪ੍ਰਾਪਤ ਹੁੰਦੀ ਹੈ?
ੴ) ਫੋਕਸ ਗਲੈਂਡ ਅ) ਤੁਲਸੀ ਬ) ਜਿਲਕੇ ) ਟਾਹਲੀ
From which plant is quinine obtained?
a) Focus gloves
b) Tulsi
c) Silkona d) Tahli
1. ਵਿਸ਼ਵ ਵਾਤਾਵਰਣ ਦਿਵਸ ਕਦੋਂ ਮਨਾਇਆ ਜਾਂਦਾ ਹੈ?
When is World Environment Day celebrated?
Y
8. ਆਪਣੇ ਚੌਗਿਰਦੇ ਵਿਚਲੇ ਕੁਝ ਦਵਾਈਆਂ ਦੇਣ ਵਾਲੇ ਪੌਦਿਆਂ ਦੇ ਨਾਮ ਅਤੇ ਲਾਭ ਦੱਸੋ ?
Name some of the medicinal plants around you. Also write their benefits?
9. ਵਾਤਾਵਰਣ ਕੀ ਹੈ। ਸਾਫ ਸੁਥਰੇ ਵਾਤਾਵਰਣ ਤੋਂ ਤੁਹਾਡਾ ਕੀ ਭਾਵ ਹੈ?
What is the environment? What do you mean by a clean environment?
10 ,ਪਾਣੀ ਦੀ ਸੁਚੱਜੀ ਵਰਤੋਂ ਕਰਨ ਤੇ ਨੋਟ ਲਿਖੋ
Write short notes on the proper use of water?
ਨੋਟ- ਕਿਸੇ ਨੀਂ ਝਨ ਦਾ ਉੱਤਰ ਪੰਜ ਲਾਈਨਾਂ ਤੋਂ ਵੱਧ ਨਾ ਲਿਖਿਆ ਜਾਵੇ।
D​

Answers

Answered by jashn9501
0

Answer:

ਰਸਾਇਣਕ ਖਾਦ ਦੇ ਨੁਕਸਾਨ ਦੱਸੋ?

Answered by tanishaag2710
0

Answer:

1. 1985

2. False

3. Penicillin

4. Lion, Tiger

5. True

6. American Cinchona Tree

7. June 5

8. Aloe Vera and Basil

9. The environment gives us countless benefits that we can't repay our entire life.

10. Water can be used for direct and indirect purposes.

Explanation:

1. In 1985, Walter G. Rosen first coined the term 'Biodiversity'. It's a emulsion word of the longer form ‘natural diversity’ which was coined by Lovejoy in 1980 to denote the number of species present in a group.

2. Biodiversity is essential to increase the adaptability of communities and reduce their vulnerability in the face of shocks similar as climate change and natural disasters. Biodiversity loss destabilizes ecosystems that can regulate the climate and mitigation of cataracts.

3. Penicillin's capability to cure people of numerous formerly-fatal bacterial infections, has saved so numerous lives that it's easy to understand why it was formerly called a" phenomenon medicine".

4. A carnivore is an organism that substantially eats meat, or the meat of creatures. occasionally herbivores are called bloodsuckers. Organisms that herbivores quest are called prey. Herbivores are a major part of the food web, a description of which organisms eat which other organisms in the wild.

Example: Lion, Tiger

5. A lichen is an organism that results from a mutualistic relationship between a fungus and an algae. The other organism is generally a cyanobacterium or green alga. The fungus grows around the bacterial or algal cells. The fungus benefits from the constant force of food produced by the photosynthesizer.

6. Quinine is an alkaloid deduced from the dinghy of the South American cinchona tree. It has been used as an antimalarial for over 350 times.

7. In 1972, the UN General Assembly designated 5 June as World Environment Day( WED). The first festivity, under the watchword “Only One Earth” took place in 1973.

8. Aloe Vera- Aloe Vera is considered an important medicinal factory. For times people have been using Aloe Vera concealment to heal injuries, cuts or minor infections.

Basil- This condiment is extensively used for the treatment of diabetes and asthma.

9. Environment can be defined as a sum aggregate of all the living and non-living rudiments and their goods that impact mortal life. While all living or biotic rudiments are creatures, shops, timbers, fisheries, and catcalls,non-living or abiotic rudiments include water, land, sun, jewels, and air.

A clean and healthy terrain has:

  • Safe food and water force
  • Proper waste disposal
  • Clean air
  • No pests similar as canvases, cockroaches and mosquitoes.

Maintaining a clean terrain helps keep conditions down and fosters growth and development of children.

10. Water can be used for direct and circular purposes. Direct purposes include bathing, drinking, and cuisine, while exemplifications of circular purposes are the use of water in processing wood to make paper and in producing sword for motorcars. The bulk of the world's water use is for husbandry, assiduity, and electricity.

ਪਾਣੀ ਦੀ ਵਰਤੋਂ ਸਿੱਧੇ ਅਤੇ ਗੋਲਾਕਾਰ ਉਦੇਸ਼ਾਂ ਲਈ ਕੀਤੀ ਜਾ ਸਕਦੀ ਹੈ। ਸਿੱਧੇ ਉਦੇਸ਼ਾਂ ਵਿੱਚ ਇਸ਼ਨਾਨ, ਪੀਣ ਅਤੇ ਪਕਵਾਨ ਸ਼ਾਮਲ ਹਨ, ਜਦੋਂ ਕਿ ਗੋਲਾਕਾਰ ਉਦੇਸ਼ਾਂ ਦੀਆਂ ਉਦਾਹਰਣਾਂ ਕਾਗਜ਼ ਬਣਾਉਣ ਲਈ ਲੱਕੜ ਦੀ ਪ੍ਰੋਸੈਸਿੰਗ ਅਤੇ ਮੋਟਰਕਾਰਾਂ ਲਈ ਤਲਵਾਰ ਬਣਾਉਣ ਵਿੱਚ ਪਾਣੀ ਦੀ ਵਰਤੋਂ ਹਨ। ਸੰਸਾਰ ਦੇ ਪਾਣੀ ਦੀ ਵਰਤੋਂ ਦਾ ਵੱਡਾ ਹਿੱਸਾ ਪਾਲਣ-ਪੋਸ਼ਣ, ਮਿਹਨਤ ਅਤੇ ਬਿਜਲੀ ਲਈ ਹੈ।

For more similar reference:

https://brainly.in/question/11904526

https://brainly.in/question/33533292

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