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Biotic Community Test Online MCQs

Test Name	Biotic Community Test Online MCQs
Subject	Biology
Test Type	MCQs
Total Question	20
Total Marks	40
Total Time	20 Mints
Test Help For	Biology Subject Test Prep. Everyday Science Quiz Prep. General Knowledge test prep. All Jobs and recruitment test Prep. All Medical Entrance Exams.

Biotic Community Test Online preparation of the Multiple Choice Questions for the medical colleges and universities admission test, Mock quiz, jobs and recruitment test.

Biotic Community Test Online MCQs

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Biology

1. One of the following is the region of cold temperature?

Mesosphere

Thermosphere

Exosphere

Ionosphere

Question 1 of 20

2. Lemming’s reduce their number by committing suicide every:

Alternate year

Four year

Two year

Eight year

Question 2 of 20

3. The soil near the surface is usually darker than about one meter down, this is because the top soil:

Is richer in Ca and Mg

Is wetter than the sub soil

Is drier than the sub soil

Contains more organic matter

Question 3 of 20

4. Boundary of territory in animals is market by:

Pheromones present in excreta

Urination

Defaecation

Excreta

Question 4 of 20

5. The relationship between Myxotricha paraodoxa and Australian termites is of:

Protocooperation

Symbiosis and any kind

Commensalism

Mutualism

Question 5 of 20

6. Phytoplanktons in the hyfrosere constitute:

Intermediate seral members

Pioneer community

All of these

Members of climax community

Question 6 of 20

7. Flagellate protozoan living in the gut of termites is a case of:

Parasitism

Mutualism

Amensalism

Commensalism

Question 7 of 20

8. Which factor maintains the distinctive traits of species?

Cooperative interaction

Continuous inter communication

Specific niche

Reproductive isolation

Question 8 of 20

9. Mycobiont and phycobiont association is:

Parasitic

Helotism

Symbiotic

Commensal

Question 9 of 20

10. The lowest region of atmosphere is known as:

Troposphere

Mesosphere

Ozonosphere

Stratosphere

Question 10 of 20

11. Emigration means:

Periodic departure and return

One way outward movement

One way inward movement

Movement of entire population

Question 11 of 20

12. ‘Parasitic castration’ refers to:

Parasited make their hosts to form fibrous Capsules round them

Change brought about by the parasite on the host resulting in sexual impotency

Parasites induce their hosts to form antibodies

None of these

Question 12 of 20

13. What is studied under the “Microcosm”?

Non-living things

Ecosystem

Living organisms

None of these

Question 13 of 20

14. Which one is a larger area?

Home range

Defendended area

Nesting and Nursing area

Territory

Question 14 of 20

15. Serule is:

Hyfrosere

Lithosere

Microbial succession

Biosere

Question 15 of 20

16. The association between fungus and root system of certain plants is called:

Cauliflory

Ammensalism

Mycorrhiza

Competition

Question 16 of 20

17. Parasitodism is a case where the larval from:

Is parasite on another parasite

Is parasite but adult is free living

Does with host’s death

Lives after host’s death

Question 17 of 20

18. Hydoxylamine toxins are released by:

Members of actinomycetes

All parasites

Blue green algae

All of these

Question 18 of 20

19. The most effective defense of plants against herbivores are:

Temporal

Developmental

Chemical temporal

Morphological

Question 19 of 20

20. In any lithosere the pioneer community is:

Blue green algae

Mosses

Foliose lichens

Crustose lichen

Question 20 of 20

Test By Subject	Biology
Test By Topics	Biology Subject

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2021-01-16

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Biotic Community Test Online MCQs

Biotic Community Test Online MCQs

Biology

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