Major Abiotic Factors MCQ

Test your knowledge with important Major Abiotic Factors MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Major Abiotic Factors MCQs at Bissoy

• Clay < Silt < ? < Coarse < Gravel Which type is missing in the sequence of increasing particle size of soil?
  ক

  Stone

  খ

  Rock

  গ

  Fine Sand

  ঘ

  Humus
• Which one of the following is the effect of the wind?
  ক

  Uprooting of plants

  খ

  Change in temperature

  গ

  Decrease in pH

  ঘ

  Decrease in water
• Which region is present below the photic region?
  ক

  Littoral

  খ

  Limnetic

  গ

  Benthic

  ঘ

  Aphotic
• In which zone of the lake does the light cannot penetrate?
  ক

  Littoral

  খ

  Limnetic

  গ

  Photic

  ঘ

  Benthic
• Which of the following is the component of good soil?
  ক

  Microflora

  খ

  Sand

  গ

  Humus

  ঘ

  Fauna
• Which of the following instrument is used to measure the speed of the wind?
  ক

  Thermometer

  খ

  Anemometer

  গ

  Barometer

  ঘ

  Voltmeter
• What does good soil provide?
  ক

  Distortion

  খ

  Speed

  গ

  Minerals

  ঘ

  Reproduction capacity
• What is wind?
  ক

  Sunlight

  খ

  Invisible vapours in the atmosphere

  গ

  Supporting material

  ঘ

  Motion in air
• What is humidity?
  ক

  Temperature

  খ

  Wind

  গ

  Invisible vapours in the atmosphere

  ঘ

  Motion in air
• The plants growing at high humidity are called?
  ক

  Halophytes

  খ

  Benthic

  গ

  Homeotherms

  ঘ

  Hygrophytes
• Which of the following organism requires high humidity for growth?
  ক

  Mango

  খ

  Orchids

  গ

  Grasses

  ঘ

  Lizards
• Temperature is important for which of the following functions?
  ক

  Solvent

  খ

  Metabolic activities

  গ

  Photosynthesis

  ঘ

  Support
• Water is important for which of the following functions?
  ক

  Universal solvent

  খ

  Support

  গ

  Reproduction

  ঘ

  Development
• Light is important for which of the following functions?
  ক

  Reproduction

  খ

  Photosynthesis

  গ

  Solvent

  ঘ

  Support
• Organisms that can tolerate a wide range of salinities are called?
  ক

  Euryhaline

  খ

  Mesotherms

  গ

  Temperate

  ঘ

  Stenohaline
• Which one of the following is a problem for aquatic animals?
  ক

  Wind

  খ

  Precipitation

  গ

  Humidity

  ঘ

  Endo osmosis
• What are plants growing in an aquatic environment called?
  ক

  Mesotherms

  খ

  Hydrophytes

  গ

  Tropical

  ঘ

  Microtherms
• Which is a universal solvent?
  ক

  Alcohol

  খ

  Ether

  গ

  Water

  ঘ

  Benzene
• What are cold-blooded animals called?
  ক

  Homeotherms

  খ

  Poikilotherms

  গ

  Littoral

  ঘ

  Stenohaline
• What are warm-blooded animals called?
  ক

  Tropical

  খ

  Mesotherms

  গ

  Homeotherms

  ঘ

  Euryhaline
• What are plants growing at very low temperatures called?
  ক

  Mesotherms

  খ

  Microtherms

  গ

  Megatherms

  ঘ

  Hekistotherms
• What are plants growing at low temperatures called?
  ক

  Mesotherms

  খ

  Megatherms

  গ

  Microtherms

  ঘ

  Shrubs
• What are plants growing in high-low temperature called?
  ক

  Microaerophils

  খ

  Megatherms

  গ

  Microtherms

  ঘ

  Mesotherms
• What are plants growing at high temperatures alternatively called?
  ক

  Mesotherms

  খ

  Megatherms

  গ

  Microtherms

  ঘ

  Conifers
• Which animal is not found in the forests of Kerala?
  ক

  Cow

  খ

  Bats

  গ

  Cat

  ঘ

  Snow leopard
• What is the temperature at hydrothermal sea vents?
  ক

  50°C

  খ

  110°C

  গ

  25°C

  ঘ

  0°C
• Which of the following is known as a topographic abiotic factor?
  ক

  Earth’s surface

  খ

  Wind

  গ

  Temperature

  ঘ

  Humidity
• Which of the following is known as an edaphic abiotic factor?
  ক

  Light

  খ

  Soil

  গ

  Air

  ঘ

  Water