https://www.geekmcq.com/

CSS :: Ecology and General Silviculture


For students in search of

  • Hydroponic Gardening
  • Guides - Basics to Experts level
  • Growing fruit and vegetables hydroponically
  • Practical daily questions or queries of hydroponics lovers
  • Current Hydroponics and Indoor Gardening Market Growth as well as Trends
51.  Ecosystem creates:
A. Food chains B. Food web
C. Both (a) & (b) D. None of the above

52.  The primary productivity is minimum in the following ecosystem:
A. Tropical rainforest B. Temperate grassland
C. Tropical deciduous forest D. Desert shrub

53.  What is contributed from the outer space in an ecosystem?
A. All the atmospheric gases B. Only carbon, hydrogen and oxygen
C. Energy only D. All the above components

54.  Which one of the following is a reversible source of energy?
A. Petroleum B. Coal
C. Nuclear fuel D. Trees

55.  Ecological pyramids are of:
A. Two types B. Three types
C. Four types D. Five types

56.  The cycling of elements in an ecosystem is called:
A. Chemical cycle B. Biogeochemical cycle
C. Geological cycle D. Geochemical cycle

57.  The zooplanktonic forms are:
A. Primay consumers B. Secondary consumers
C. Carnivores D. Primary producers

58.  The number of producers and consumers in an ecosystem is mutually controlled by a:
A. Productivity control B. Food chain mechanism
C. Feed back mechanism D. Any of these

59.  In an ecosystem, the population of:
A. Primary producers is larger than that of primary consumers B. Secondary consumers is the largest because they are the most powerful
C. Primary consumers outnumber primary producers D. Primary consumers is the least dependant upon primary producers

60.  When a big fish eats a small fish, which easts water-fleas supported by phytoplankton, the water leas are:
A. Primary consumers B. Producers
C. Secondary consumers D. Top consumers in this food chain




© 2012-2024 by GeekMCQ™ Technologies. All Rights Reserved | Copyright | Terms of Use & Privacy Policy

Contact us: info@geekmcq.com