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

Protocooperation

Commensalism

Symbiosis and any kind

Mutualism

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. Which one is a larger area?

Nesting and Nursing area

Home range

Defendended area

Territory

Question 3 of 20

4. Which factor maintains the distinctive traits of species?

Continuous inter communication

Cooperative interaction

Specific niche

Reproductive isolation

Question 4 of 20

5. Serule is:

Biosere

Hyfrosere

Lithosere

Microbial succession

Question 5 of 20

6. Emigration means:

One way inward movement

One way outward movement

Movement of entire population

Periodic departure and return

Question 6 of 20

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

Thermosphere

Ionosphere

Exosphere

Mesosphere

Question 7 of 20

8. Hydoxylamine toxins are released by:

All of these

Blue green algae

All parasites

Members of actinomycetes

Question 8 of 20

9. Boundary of territory in animals is market by:

Defaecation

Pheromones present in excreta

Urination

Excreta

Question 9 of 20

10. What is studied under the “Microcosm”?

Living organisms

Non-living things

Ecosystem

None of these

Question 10 of 20

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

Parasitism

Commensalism

Amensalism

Mutualism

Question 11 of 20

12. Mycobiont and phycobiont association is:

Symbiotic

Parasitic

Helotism

Commensal

Question 12 of 20

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

Temporal

Morphological

Developmental

Chemical temporal

Question 13 of 20

14. Phytoplanktons in the hyfrosere constitute:

Intermediate seral members

Pioneer community

All of these

Members of climax community

Question 14 of 20

15. In any lithosere the pioneer community is:

Blue green algae

Mosses

Foliose lichens

Crustose lichen

Question 15 of 20

16. Parasitodism is a case where the larval from:

Does with host’s death

Is parasite but adult is free living

Lives after host’s death

Is parasite on another parasite

Question 16 of 20

17. The lowest region of atmosphere is known as:

Ozonosphere

Troposphere

Mesosphere

Stratosphere

Question 17 of 20

18. ‘Parasitic castration’ refers to:

None of these

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

Parasited make their hosts to form fibrous Capsules round them

Parasites induce their hosts to form antibodies

Question 18 of 20

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

Mycorrhiza

Ammensalism

Competition

Cauliflory

Question 19 of 20

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

Is wetter than the sub soil

Is drier than the sub soil

Is richer in Ca and Mg

Contains more organic matter

Question 20 of 20

Test By Subject	Biology
Test By Topics	Biology Subject

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2018-04-13

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