The biological association that contributes directly to succession in a community is
competition
predation
parasitism
commensalism
Correct answer is A
No explanation has been provided for this answer.
which of the following features is not an adaptation?
Breathing roots for air entry
flowers are raised above water to attract pollinators
spongy tissues containing gases for boyancy
hairy structures on the leaves to reduce water loss
Correct answer is D
No explanation has been provided for this answer.
Study the food chain illustrated below and use it to answer this question.
J-K-L-M-N
The position occupied by each of organisms J K L M N in the food chain is known as the
energy level
trophic level
food web
pyramid of numbers
Correct answer is B
No explanation has been provided for this answer.
Study the food chain illustrated below and use it to answer this question.
J-K-L-M-N
which of the following statements about organism L is correct?
feeds on organisms
is a primary consumer
is the producer
is a secondary consumer
Correct answer is D
No explanation has been provided for this answer.
Study the food chain illustrated below and use it to answer this question.
J-K-L-M-N
Organism J is normally sustained by energy from?
Green plants
carbohydrates
organism
sunlight
Correct answer is D
No explanation has been provided for this answer.
which of the follwing pyramids is not used in ecology? pyramid of
energy
numbers
biomass
organisms
Correct answer is D
No explanation has been provided for this answer.
The diagram below is an illustration of an experiment on sedimentation of soil. Use it to answer this question.
The organic component of the soil is labelled
I
II
III
IV
Correct answer is A
No explanation has been provided for this answer.
A group of organisms of the same species living in a particular place is known as
colony
ecosystem
Niche
population
Correct answer is D
A population is a group of individuals of the same species interacting within the same space.
which of the following practices will not maintain soil fertility?
preventing soil erosion
bush fallowing
tendency of becoming waterlogged
porosity and low water retention ability
Correct answer is C
No explanation has been provided for this answer.
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