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Pregunta 1 Informe
The correct sequence of energy transfer among living organisms in an ecosystem is
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Pregunta 2 Informe
The part of the skin which is excretory in function is the
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Pregunta 5 Informe
Stunted growth and reduced yield in cassava plant is as a result of a disease called
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Pregunta 7 Informe
The removal of undigested food substances from the body is called
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Pregunta 8 Informe
The glomerular filtrate contains the following substances EXCEPT
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Pregunta 9 Informe
Which of the following is released from car exhaust due to incomplete combustion of fuel?
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Pregunta 10 Informe
The mouth part of a mosquito through which it sucks the blood of its victim is called
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Pregunta 15 Informe
The tropical rainforest region is characterized by the following EXCEPT
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Pregunta 16 Informe
The part of the kidney tubule where ultra filtration takes place is the
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Pregunta 18 Informe
Which of these is NOT a method of improving crop yield?
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Pregunta 20 Informe
An ovary with ovules arranged along its walls is said to have ------------ placentation.
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Pregunta 22 Informe
Which of the following eye defects can be corrected with a bi-focal lens?
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Pregunta 24 Informe
Which of the following is NOT an application of variation?
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Pregunta 26 Informe
Which of the following is NOT a characteristic of digestive enzymes?
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Pregunta 28 Informe
In terms of evolutionary trend, which of these invertebrates evolved first?
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Pregunta 31 Informe
Plants that are found in extreme dry conditions are called
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Pregunta 35 Informe
In which of the following blood vessels does exchange of materials occur
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Pregunta 37 Informe
A feeding relationship in which both organisms benefit is referred to as
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Pregunta 38 Informe
The plant cell is different from an animal cell because it has
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Pregunta 40 Informe
Which of the following is NOT a transmissible character?
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Pregunta 43 Informe
When a plant shows yellowing of leaves and stunted growth, the plant is deficient in
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Pregunta 44 Informe
The following are classes of dry in-dehiscent fruits EXCEPT
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Pregunta 46 Informe
Which of the following factors does NOT affect photosynthesis?
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