Question No:1
Following are examples of terrestrial ecosystem except:
[A] Forest
[B] Wetland
[C] Grassland [D] Desert
Question No:2
Which of these are examples of aquatic ecosystem?
[A] Pond
[B] River
[C] Estuary [D] All
Question No:3
Which of these are examples of man-made ecosystem?
[A] Crop field
[B] Aquarium
[C] Wetland [D] Both (a) and (b)
Question No:4
Find the incorrect statement.
[A] Biosphere is a global ecosystem.
[B] Transfer of energy in ecosystem explains in terms of food web and nutrient cycle.
[C] Pond, lake and wetland are aquatic ecosystems. [D] Ecosystem is structural not functional unit of ecosystem.
Question No:5
Which of the following occupy top vertical strata of forest ecosystem?
[A] Shrubs
[B] Herbs and grasses
[C] Tree [D] Phytoplankton
Question No:6
Pond is a:
[A] Shallow fresh water body
[B] Deep fresh water body
[C] Shallow marine water body [D] Deep marine water body
Question No:7
Functional aspect of ecosystem can be explained in terms of:
[A] Productivity
[B] Decomposition and energy flow
[C] Nutrient cycle [D] All of the above
Question No:8
At the bottom of ponds decomposers found are:
[A] Fungi
[B] Bacteria
[C] Flagellates [D] All of these
Question No:9
Which of the following have only unidirectional flow?
[A] Carbon
[B] Nitrogen
[C] Energy [D] Sulphur
Question No:10
The amount of biomass or organic matter produced per unit area over a period of time by plants during photosynthesis is known as:
[A] Primary production
[B] Secondary production
[C] Net primary production [D] Net secondary production
Question No:11
Unit of primary production is:
[A] g/m2
[B] kcal/m2
[C] Both (a) and (b) [D] None of these
Question No:12
NPP is equal to:
[A] GPP + R
[B] GPP-R
[C] GPP x R [D] GPP +- R
Question No:13
Secondary productivity means:
[A] Rate of formation of organic matter by producer
[B] Rate of formation of new organic matter by consumers
[C] Rate of formation of inorganic matter by producer [D] Rate of formation of inorganic matter by consumers
Question No:14
Primary productivity depends on which of the following factors?
[A] Environmental factor
[B] Photosynthetic capacity of plant
[C] Availability of nutrients [D] All of the above
Question No:15
GPP means:
[A] Gross Public Partnership
[B] Gross Primary Production
[C] Gross Producer Production [D] Gross plant production
Ecosystem Mock Exam-1
CategoriesNEET Biology