ZOO507 Quiz MCQs

ZOO507 QUIZ 1 …

1. Aestivation is also called...summer sleep.
2. as specie richness and evenness increases,species diversity will.... increases..
3. The number of individuals per species is called....species abundance.
4. commensalism is a .... relationship. Useful for one species and second is neither helped nor harmed.
5. Low equality energy is... dispersed from of energy..
6. the major difference between hibernation and torpor is...

Hibernation is a winter sleep.

7. arousal from torpor takes around one hour and involves violent shaking and muscle...all of the above
8. ....is the number of different species in a particular community...species richness.
9. amphibian, fish and reptile can not maintain their body temperature rather it fluctuates.,they are called as ... poikilotherms
10. Aggregation of populations of different species living together in a specific area constitute a biotic...community
11. During sweating, body surface temperature of an organism.... decreases.
12. ..... is the change in the genetic composition of one specie in response to a genetic change in another...coevolution.
13. The daily time of decreased metabolism and lowered body temperature is called...torpor
14. Which one of these are not an electromagnetic radiations with short wavelength... infrared radiation.
15. In ectotherms,..... controls body temperature..... external forces.
16. Those animals which regulate their body temperature by external sources are called...ectotherms
17. The term .... is used for maintenance of an internal body temperature of an organism... thermoregulation
18. Human eye can detect electromagnetic radiation of wavelength...380nm 760nm
19. Is defined as the number of species represented inna specific region, landscape or an ecological community....species richness.
20. Which one of these animals do not go under winter sleep.... salamanders
21. What is called when two species trigger evolutionary changes in each other...coevolution..
22. Ectotherms are also called.... cold blooded animals.
23. The fluctuation in the intensity of sunlight In different regions of the word affect the... temperature.
24. The process of successful establishment of the species in a new area is called....ecesis.
25. A form of kinetic energy, in which energy travels in the form of a wave as result of changes in electric and magnetic field are...electromagnetic radiations.
26. _____ refers to the evenness of distribution of individuals among species in a community....relative abundance.
27. Which of the follow describes a coevolutionary relationship....none of the above.
28. What is called for the process when older communities of plants and animals are replaced by newer communities...ecological succession.
29. Light plays a vital role in ___ of the following life running processes... all of the above.
30. Hypothalamus works like a.... thermostat.
31. During cold .... occurs to generate heat from respiration... shivering.
32. .... is a measure of community complexity...species diversity.
33. On the base of wavelength there are...types of electromagenatic radiation..2
34. Hibernation can be defined as... to sleep for an extended period of time…
35. The non living components of an ecosystem are called... abiotic factors.
36. How many types of ecological succession are there....2
37. Which one of these is not a character of a community....curiosity
38. The torpid state may last for....year.
39. Dormancy of insects in summer is called .... aestivation.
40. Mechanism of thermoregulation regulates__ in the body of aan organism.....temperature.
41. ___ is a kind of colouration or patterns that help an animal to appear to blend with the surrounding.... camouflage.
42. How many types of biotic communities are there... 3
43. The normal body temperature of human beings is... 37 degree c.
44. The contribution of each plant species to the vegetation can be defined as... species composition.
45. Which one of these not an example of major community... plants.
46. Temperature, light, air water and soil are all___ components of the environment.... abiotic
47. Which one of these is not the character of ectotherms.... generate body heat due to metabolic rate.
48. Carbon dioxide and water cannot react and release oxygen of___ is absent... sunlight.
49. Sunlight is very important factor in ....photosynthesis.
50. Which of the following factors is not responsible for heat loss... excessive fat deposits.
51. Which is not a biotic factor.... sunlight.
52. Aestivation occurs because of ....heat and dry climate.
53. Hibernation is a mean of .... energy conservation.
54. The ____ is the result of many interacting factors , both abiotic and biotic.....structure of a community.