Ecology Online Test – 2


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Ecology Test - 2

1 / 30

What is the best pH of the soil for cultivation of plants:-
पादपों को उगाने के लिए मृदा की उपयुक्त pH क्या होगी :–

2 / 30

If we completely remove decomposers from an ecosystem, the ecosystem functioning will be adversely affected because -
यदि हम पारिस्थितिक तन्त्र से अपघटकों को हटा देते हैं तब पारिस्थितिक तंत्र के कार्य भयंकर रूप से प्रभावित होते हैं क्योंकि -

3 / 30

A soil is said to be fertile when
मृदा, उर्वर तब कहलाती है जबकि–

4 / 30

The bulk of nitrogen in nature is fixed by -
प्रकृति में नाइट्रोजन का यौगिकीकरण मुख्यत: होता है–

5 / 30

Nepenthes (Insectivorous pitcher plant) is -
नेपेन्थीस (Nepenthes) है।

6 / 30

Which is best for plant growth -
पादप वृद्धि के लिये उत्तम है–

7 / 30

Forests near equator region are called -
भूमध्य रेखा के पास पाये जाने वाले वन कहलाते हैं–

8 / 30

Which ecosystem has maximum number of producers in an unit area -
किसी इकोसिस्टम के प्रति इकाई क्षेत्रफल ( an unit area) में सर्वाधिक संख्या में उत्पादक पाये जाते है।

9 / 30

The least porous soil among the following -
सबसे कम छिद्रिल मृदा है -

10 / 30

What is true about any ecosystem -
किसी इकोसिस्टम के बारे में क्या सही है -

11 / 30

Pyramids of energy are -
ऊर्जा के पिरामिड–

12 / 30

Which of the following is a man made artificial ecosystem
निम्न में से कौन एक मानव निर्मित कृत्रिम पारिस्थितिक तंत्र है

13 / 30

Gross primary productivity is -
कुल प्राथमिक उत्पादकता (GPP) है

14 / 30

Temperate evergreen forests in India found in -
भारत में शीतोष्ण सदाहरित वन कहाँ पाये जाते हैं–

15 / 30

In a forest ecosystem green plants are -
एक बन के पारितंत्र में हरे पौधे होते हैं–

16 / 30

With regard to ecological food chain, man is a -
जहां तक पारिस्थितिक श्रृंखला का संबंध है, मनुष्य है एक–

17 / 30

A good soil is that which -
उत्तम मृदा वह जो–

18 / 30

Carbon cycle includes (the following is a logical sequence) -
कार्बन चक्र में क्रमिक व्यवस्था किस प्रकार है

19 / 30

An ecosystem resists change because it is in a state of-
एक पारिस्थितिक तंत्र परिवर्तन का विरोध इसलिये करता है क्योंकि यह स्थापित है–

20 / 30

The soil near the surface is usually darker then the soil about one mater down. This is because the top soil is
किन कारणों में सतह की मृदा, एक मीटर गहराई पर पायी जाने वाली मृदा से अधिक गहरे रंग की होती है, क्योंकि वह–

21 / 30

The ecological pyramid of numbers in pond ecosystem is -
पोखर के पारिस्थितिक तंत्र में संख्या का ईकोलोजीकल पिरामिड किस प्रकार का होता है -

22 / 30

Bamboo plant is growing in a far forest then what will be the trophic level of it :-
एक सुदूर वन में बाँस का पादप उगता है तो इसका पोषण स्तर क्या होगा :–

23 / 30

Trophic levels are formed by -
पोषण स्तर बनते हैं

24 / 30

A pond is a :-
ताल (pond) है :–

25 / 30

Grass lands with scattered trees are called -
घास के मैदान जिनमें दूर-दूर तक वृक्ष पाये जाते हैं, कहलाते हैं

26 / 30

Path of energy flow in an ecosystem is :
पारिस्थिक तंत्र में ऊर्जा प्रवाह किस रास्ते से होता है:

27 / 30

The Pyramid of numbers in grassland ecosystem will be -
एक घास स्थल पारितंत्र में संख्या का पिरॅमिड होगा–

28 / 30

Veldts of Africa & Pampas of south America are
अफ्रीका के वेल्टस और दक्षिणी अमरीका के पेम्पास क्या है–

29 / 30

The storage of energy at consumer level is known as-
उपभोक्ता स्तर पर ऊर्जा का संग्रहण जाना जाता है–

30 / 30

Savannahs are :
सवाना क्या है:

Your score is

The average score is 56%



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