(a) Population - It is all members of a given species in particular habitat at a particular time over a given period of time
- Community - It is all organisms belonging to different species that interact in the same habitat at a particular period of time
(b) (i) capture and recapture method
(ii) Line transect/ quadrat method
johnmulu answered the question on May 8, 2017 at 09:49
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(a) Distinguish between pyramid of numbers and pyramid of biomass.
(b) Give three reasons for loss of energy from one trophic level to another in the food chain.
(Solved)
(a) Distinguish between pyramid of numbers and pyramid of biomass.
(b) Give three reasons for loss of energy from one trophic level to another in the food chain.
Date posted:
May 8, 2017
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Answers (1)
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The chart below represents a simplified nitrogen cycle.
(Solved)
The chart below represents a simplified nitrogen cycle.
What is represented by X, Y and Z?
Date posted:
May 8, 2017
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(Solved)
What is the importance of the following in an ecosystem? (a) Decomposers (b) Predation
Date posted:
May 8, 2017
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Answers (1)
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Name the organism that causes amoebic dysentery.
Date posted:
May 8, 2017
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How is aerenchyma tissue adapted to its function
Date posted:
May 8, 2017
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What is meant by: (i) Autecology (ii) Synecology
Date posted:
May 8, 2017
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(Solved)
Name the causative agent of typhoid.
Date posted:
May 8, 2017
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(Solved)
How are leaves of submerged plants adapted for photosynthesis?
Date posted:
May 8, 2017
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Answers (1)
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(a) Name the bacteria found in root nodules of leguminous plants.
(b) What is the role of the bacteria named in (a) above?
(Solved)
(a) Name the bacteria found in root nodules of leguminous plants.
(b) What is the role of the bacteria named in (a) above?
Date posted:
May 8, 2017
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Answers (1)
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Ascaris lumbricoides in an example for an endo - parasite
(Solved)
Ascaris lumbricoides in an example for an endo - parasite
(a) The name Ascaris refers to
(b) State the habitat of the organism.
(c) State three ways in which the organism is adapted to living in its habitat.
Date posted:
May 8, 2017
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Answers (1)
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Explain why the carrying of wild beasts is higher than that for cattle in a given piece of land.
(Solved)
Explain why the carrying of wild beasts is higher than that for cattle in a given piece of land.
Date posted:
May 8, 2017
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Answers (1)
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(a) Name the bacteria found in the root nodules of leguminous plant.
(b) State the association of the bacteria named in (a) above with the leguminous plants.
(Solved)
(a) Name the bacteria found in the root nodules of leguminous plant.
(b) State the association of the bacteria named in (a) above with the leguminous plants.
Date posted:
May 8, 2017
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Answers (1)
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The diagram below represents the nitrogen cycle
(Solved)
The diagram below represents the nitrogen cycle
(a) State the process labeled
A..
D..
(b) Name the compound represented by B
(c) Name the group of organisms labeled C
(d) How would excess pesticides in the soil interfere with process A.
Date posted:
May 8, 2017
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Answers (1)
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(Solved)
Why are green plants referred to as primary producers in an ecosystem?
Date posted:
May 8, 2017
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(Solved)
Explain how birds of prey are adapted to obtaining their food.
Date posted:
May 8, 2017
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Answers (1)
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(Solved)
State two ways in which some fungi are beneficial to humans.
Date posted:
May 8, 2017
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Answers (1)
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(Solved)
Give a reason why two species in ecosystems cannot occupy the same niche.
Date posted:
May 8, 2017
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Distinguish between a community and population.
(Solved)
Distinguish between a community and population.
Date posted:
May 8, 2017
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Answers (1)
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Suggest three reasons why green plants are included in a fish aquarium.
(Solved)
Suggest three reasons why green plants are included in a fish aquarium.
Date posted:
May 8, 2017
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Answers (1)
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State two ways by which the human immuno deficiency virus (H.I.V) is transmitted other than through sexual intercourse?
(Solved)
State two ways by which the human immuno deficiency virus (H.I.V) is transmitted other than through sexual intercourse?
Date posted:
May 8, 2017
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Answers (1)