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Frage 2 Bericht
Which reagent is used to test for the presence of starch in a food substance?
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Frage 3 Bericht
A group of interacting populations in a particular habitat can be described as
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Frage 6 Bericht
Which process best explains the raising upward and outward of the ribs during breathing?
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Frage 8 Bericht
Which part of Euglena performs a similar function to that of the oral groove in paramecium?
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Frage 11 Bericht
The remains impressions of animals and plants preserved in rocks are referred to as
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Frage 12 Bericht
Oxygenated blood from the lungs is carried to the left atrium of the heart through the
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Frage 15 Bericht
Use the data to answer this question
A class of 40 set out to determine the population of lizards in a bound field measuring 200 metres by 100 metres using the capture-recapture method.
In their first outing, the students captured a total of 360 lizards all of which were marked with indelible ink and then released back into the field.
After a one week interval the students went back into the field and caught a total of 250 lizards out of which 150 bore the indelible ink mark.
The population density of the lizards in the field is?
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Frage 16 Bericht
The incomplete breakdown of glucose into alcohol, carbon dioxide and energy is referred to as
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Frage 20 Bericht
The result of placing a plant cell in a hypertonic solution for a long time is ________of the cell.
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Frage 23 Bericht
Which is NOT a viral disease?
Frage 24 Bericht
Which statement about how all life started is NOT true according to current thinking on evolutionary trends?
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Frage 25 Bericht
In the nucleus of a cell, the thread-like structure in which genes are embedded is
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Frage 28 Bericht
The interaction between members of the same population over scarce resources is called
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Frage 30 Bericht
Bacteria which derive energy for food synthesis by oxidizing certain inorganic compounds are said to be
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Frage 31 Bericht
An example of a disease linked to the sex-chromosome is
Frage 32 Bericht
Mammals are said to be homoiothermic because their body temperature is
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Frage 36 Bericht
The sum total of all the roles an organism plays in a habitat is referred to as its
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Frage 39 Bericht
Use the data to answer this question
A class of 40 set out to determine the population of lizards in a bound field measuring 200 metres by 100 metres using the capture-recapture method.
In their first outing, the students captured a total of 360 lizards all of which were marked with indelible ink and then released back into the field.
After a one week interval the students went back into the field and caught a total of 250 lizards out of which 150 bore the indelible ink mark.
What is the estimated population of lizards in the field?
Antwortdetails
Frage 40 Bericht
Thick succulent stems and leaves are an adaptation for conservation of water
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Frage 42 Bericht
Which excretory product is NOT found in mammals?
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