Which of the following instruments is used to measure the...
Which of the following instruments is used to measure the speed of a stream?
Simple float
Secchi disc
Quadrat frame
Rain gauge
Correct answer is A
No explanation has been provided for this answer.
Trace elements are required by plants mainly for the ...
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In the diagram, which of the following statement is true of the interaction? ...
The group of several populations that interact and share a habitat, form ...
The type of placentation illustrated in the diagram above is ...
Which of the classes is characterised by the possession of two pairs of antennae? ...
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The temporary union of two organisms and the exchange of micronuclear elements is called ...