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Free download in PDF Ecosystem Very Short Questions and Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams like NEET, AIIMS, JIPMER etc. These short solved questions or quizzes are provided by Gkseries./p>
Name the group of species which exploit the abiotic and biotic resources in a similar way?
[A]
Guild
[B]
Ecads
[C]
Biomes
[D]
Community
(2)
Who proposed the term ecosystem?
[A]
Grinnel
[B]
Turesson
[C]
A.G. Tansley
[D]
Lindeman
(3)
Name the organisms that manufacture organic compounds from simple inorganic compounds without using sunlight?
[A]
Detrivores
[B]
Organotrophs
[C]
Phototrophs
[D]
Chemotrophs
(4)
Which of the following organism eats feces?
[A]
Fungus
[B]
Bacteria
[C]
Earthworm
[D]
Dung beetle
(5)
Which of the following type of productivity counts the total fixation of energy by photosynthesis?
[A]
Secondary productivity
[B]
Primary productivity
[C]
NPP
[D]
GPP
(6)
Hekistotherm vegetation is found in which of the following region?
[A]
High temperature
[B]
Very low temperature
[C]
Low temperature
[D]
High temperature with an alternating low temperature
Answer: High temperature with an alternating low temperature
(7)
The study of living organisms with the environment is known as ____________
[A]
Ecosystem
[B]
Environment
[C]
Community
[D]
Ecology
(8)
The collection of the same species within an area is called a population.
(9)
Which of the following describe the study of group of the population?
[A]
Synecology
[B]
Autecology
[C]
Biomes
[D]
Community
(10)
What is the climate pattern in areas of limited size or immediate surroundings of plant and animal?
[A]
Mixed climate
[B]
Macroclimate
[C]
Microclimate
[D]
Segmented climate
(11)
Which of the following climatic zone lies around 40°- 60° latitude?
[A]
Tropical
[B]
Subtropical
[C]
Arctic
[D]
Temperate
(12)
A relatively dense layer of band which is found in the thermosphere is known as?
[A]
Troposphere
[B]
Mesosphere
[C]
Stratosphere
[D]
Ionosphere
(13)
Which of the following parameter of light is NOT required by plants to grow?
[A]
Wavelength of light
[B]
Intensity of light
[C]
Duration of light
[D]
Color of light
(14)
What is pedology?
[A]
Study of the effect of light on plant growth
[B]
Study of leaves
[C]
Study of climate
[D]
Study of soil
(15)
Name the term which is used for the water present in the soil that can be utilized by the plants.
[A]
Chresard
[B]
Humus
[C]
Gravitational water
[D]
Capillary water
(16)
Name the type of water stored in the soil in the form of hydrated oxides of iron, silicon, and aluminium?
[A]
Gravitational water
[B]
Capillary water
[C]
Hygroscopic water
[D]
Chemically bound water
Answer: Chemically bound water
(17)
Vegetation of tropical deciduous forest falls under which of the following categories?
[A]
Mesotherm
[B]
Megatherm
[C]
Microtherm
[D]
Hekistotherm
(18)
Pyramid of numbers for grassland ecosystem is____________
[A]
Decreases
[B]
Lateral
[C]
Inverted
[D]
Upright
(19)
Pyramid of number defines the individuals of each species belonging to trophic level in an ecosystem.
(20)
Which of the following has a higher assimilation efficiency?
[A]
Omnivore
[B]
Herbivore
[C]
Carnivore
[D]
Detrivores
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