Ecology Online Test – 3


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Ecology Test - 3

1 / 30

Major pollulant in Jet plane emission is -
जेट प्लेन उत्सर्जन में मुख्य प्रदूषक है–

2 / 30

If water pollution continues at its present rate, it will eventually -
यदि जल प्रदुषण वर्तमान दर से होता रहा तो–

3 / 30

Lichens in a habitat indicates -
किसी आवास में लाईकेन का पाया जाना क्या दर्शाता है–

4 / 30

What is found in photochemical smog -
प्रकाश रासायनिक धुआँ में पाया जाता है–

5 / 30

Rhododendron is characteristic vegetation of -
रोडोड्रेन्डान किस क्षेत्र की लाक्षणिक वनस्पति है।

6 / 30

Domestic waste will lead to -
घरेलू अपशिष्ट से बढ़ता है–

7 / 30

The major source of BOD in the river Ganga is -
गंगा नदी में BOD का मुख्य स्त्रोत है–

8 / 30

Eutrophication refers to -
युट्रोफिकेशन बताता है–

9 / 30

The term biosphere is used for the zone of the earth where life exists -
"जीवमण्डल" शब्द प्रयुक्त होता है, पृथ्वी के उस क्षेत्र के लिये जहाँ जीवन है–

10 / 30

Main air pollutant among the following is -
निम्नलिखित में से मुख्य वायु प्रदूषक है

11 / 30

In cities like Bombay and Calcutta the major air pollutants are -
बम्बई तथा कलकत्ता जैसे नगरों में मुख्य वायु प्रदूषक है–

12 / 30

What is not useful to increase agriculture production
कृषि उत्पादन बढ़ाने के लिए क्या उपयोगी नहीं है–

13 / 30

Which of the following plant has become a water weed in this country -
इस देश में निम्न में से कौनसा पादप खतरनाक जलीय खरपतवार है।

14 / 30

If a lake is contaminated with DDT, its highest concentration would be found in -
यदि झील डी.डी.टी से संदूषित हो तो किसमें इसकी उच्चतम सान्द्रता होगी–

15 / 30

Sewage water can be purified by -
सार्वज जल शुद्ध किया जा सकता है–

16 / 30

Pollution can be controlled by -
प्रदूषण नियन्त्रित किया जा सकता है–

17 / 30

Which is normally not an air pollutant -
निम्न में कौनसा वायु प्रदुषक नहीं है।

18 / 30

Acid rains are due to -
अम्लीय वर्षा का कारण है।

19 / 30

Melting of the ice caps might result from -
बर्फीली टोपीयों का पिघलना किसके परिणाम स्वरूप हो सकता है–

20 / 30

Which is the greatest air pollutant these days

आजकल कौन सबसे अधिक वायु प्रदूषक है–

21 / 30

Which will not cause any atmoshperic pollution -
किससे कोई वातावरणीय प्रदूषण नहीं होगा–

22 / 30

Which of the followig is the main factor of water pollution -
जल प्रदूषण के लिए निम्नलिखित में कौनसा मुख्य कारक है–

23 / 30

All the living organisms and non-living factors of the earth constitute -
पृथ्वी के समस्त जैविक व अजैविक कारक मिलकर बनाते हैं

24 / 30

Green house effect mainly due to -
ग्रीन हाऊस प्रभाव मुख्य रूप से किसके कारण होता है–

25 / 30

Bloom occurs in -
ब्लूम पाया जाता है–

26 / 30

Which of the following atmospheric pollutants is not produced by the exhaust of motor vehicle in Delhi -
निम्न में से कौन सा वातावरणीय प्रदूषक दिल्ली में मोटर गाड़ियों के निर्वातक से उत्पन्न नहीं होता है।

27 / 30

Photochemical smog was first observed in -
फोटोकेमिकल धुआँ प्रथम बार देखा गया–

28 / 30

A biosphere is composed of
जीव मंडल किनसे बना होता है–

29 / 30

The most harmful air pollutant produced by automobiles is -
ऑटोमोबाइल्स द्वारा उत्पादित सबसे हानिकारक वायु प्रदूषक है।

30 / 30

It is said that Tajmahal may be destroyed due to -
यह कहा जा रहा है कि ताजमहल नष्ट हो सकता है किसके कारण–

Your score is

The average score is 57%



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