A plant parenchyma cell also acts as a supporting tissue when it
See more
2008
In an experiment to determine the percentage of air in a soil sample, the following readings were recorded: volume of water in measuring cylinder = 500 cm3volume of soil added to water = 350 cm3volume of water and soil a…
See more
2008
An ecological factor that will have the most limiting effects on the abundance of phytoplankton in a turbid pond is
See more
2008
Stomata of some plants are sunken and protected by hairs. These are features of
See more
2008
The main ecological problem facing intertidal organisms is
See more
2008
In a typical freshwater habitat, the edge of the stream or pond constitutes the
See more
2008
A major adaptive feature of endoparasites is the
See more
2008
Genetically modified food products have not become universally accepted because
See more
2008
The Rhesus factor of blood was first identified in a category of
See more
2008
The easiest way to establish the level of pollution in a local stream is to measure the level of
See more
2008
A boy who is fond of swimming in a pond finds himself passing urine with traces of blood. He is likely to have contacted
See more
2008
Which of the following is a major cause of variation among organisms?
See more
2008
Which of the following is the most advanced evolutionary development in plants?
See more
2008
The abilty of a chameleon to change its colour is an adaptive future for
See more
2008
Use the diagram above to answer this question.The type of reproduction illustrated in IV is
See more
2008
Use the diagram above to answer this question.Which of the organisms is characterized by the possession of a chitinous exoskeleton?
See more
2008
Use the diagram above to answer this question.The animal represented by l is a
See more
2008
Use the diagram above to answer this question.From the graph above, it can be appropriately deduced that
See more
2008
Use the diagram above to answer this question.Water reabsorption takes place in