(a) Pseudopodium;
(b) Phagocytosis;
(c) White blood cells
marto answered the question on October 4, 2019 at 09:40
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A transfusion of RH+ blood was given to a patient with Rh- blood. After one week a similar transfusion was given to the same patient. What was likely to be the effect of the second transfusion?
Date posted: October 4, 2019. Answers (1)
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(a)
(i) Name the class of the plant from which the section was obtained belong.
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Date posted: October 4, 2019. Answers (1)
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Date posted: October 4, 2019. Answers (1)
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Date posted: October 4, 2019. Answers (1)
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Date posted: October 4, 2019. Answers (1)
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(a) What process was being investigated above?
(b) What observation was made if;
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(ii) All the leaves were removed from the plant?
Date posted: October 4, 2019. Answers (1)
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Date posted: October 4, 2019. Answers (1)
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Date posted: October 4, 2019. Answers (1)
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Date posted: October 4, 2019. Answers (1)
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b)Name the tissue that is removed when the bark of a...(Solved)
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Date posted: October 4, 2019. Answers (1)
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The shoot was exposed to different light intensities and the rate of photosynthesis estimated by counting the number of bubbles of gas leaving the shoot in a given time. the results are given below;
a) Plot these data on apiece of graph paper provided
b) At what light intensity did the shoot produce ;
i) 18 bubbles per minute
ii) 25 bubbles per minute
c) Give two better ways of measuring the rate of photosynthesis than counting bubbles
d) What is the role of light intensity in photosynthesis
e) Account for the expected results of doing this experience at the following temperature;
i) 4ºC
ii) 34ºC
iii) 60ºC
f) Other than light intensity and temperature, name other factors that affect the rate of
photosynthesis
Date posted: October 4, 2019. Answers (1)
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b) What is the effect of an increase in carbon (IV) oxide concentrations and light intensities
c) Briefly explain how aquatic green plants meet light intensities and carbon (IV) oxide
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d) Using the data provided in the table state two factors required by the green plants for food
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Date posted: October 4, 2019. Answers (1)
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a) Why was there no colony on the fourteenth day?
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c) Name other organisms which also cause food spoilage.
d) State their economic importance to nature.
Date posted: October 4, 2019. Answers (1)
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(a) State the likely aim of the set up
(b) State the role of the syringe in the set-up above
(c)
(i) Name gas X
(ii) Write an equation to show how gas X was formed in the set-up
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Date posted: October 4, 2019. Answers (1)
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Date posted: October 4, 2019. Answers (1)
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The diagram below shows the effect of varying light intensity on the exchange of carbon IV oxide between the leaves of a green plant and the atmosphere.
a) What is the name given to the point marked x?
b)
i) With reference to carbon IV oxide exchange state what happens at point x.
ii) Explain how the effect observed at point x occurs.
c) Explain why there is a net uptake of carbon IV oxide at light intensity above x.
d) What would happen to the plant if light intensity falling on it were maintained at x throughout?
e) What can you say about the exchange of oxygen between the plant and the surrounding air at intensities below x?
Date posted: October 4, 2019. Answers (1)
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The chart below shows the relationship between concentration of CO2 around the plant and the rate of photosynthesis.
(a) Account for the rate of photosynthesis between D-E
(b) Account for the rate of photosynthesis between F-G
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Date posted: October 4, 2019. Answers (1)
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The diagram below represents a longitudinal section through the ileum wall.
a) Identify the structure labeled A and B
b) State one function of A and B
c) State two functions of the ileum
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Date posted: October 4, 2019. Answers (1)
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Date posted: October 4, 2019. Answers (1)