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.
a niche
a community
an ecosystem
a habitat
Correct answer is C
No explanation has been provided for this answer.
Possession of strong adhesives is a feature of animals living in/on
sandy beaches
rocky shores
benthic zones
deserts
Correct answer is B
No explanation has been provided for this answer.
A population is best described as
a group of the same species of organisms living together
a group of animals and plants living together
a group of insects and grasses
different species of wild animals
Correct answer is A
No explanation has been provided for this answer.
In the marine food web, the source of energy to the producer comes from
sea waves
sea water
sun
air
Correct answer is C
No explanation has been provided for this answer.