(i)A-Epidermal cell
B-Guard cell
(ii)Thicker inner wall than than outer wall makes it possible for stomatal pore to open once they become
turgid
Has chloroplast making them photosynthetic
isaacmuthini answered the question on November 18, 2017 at 13:28
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State the theories explaining the origin of HIV/AIDS
(Solved)
State the theories explaining the origin of HIV/AIDS
Date posted:
November 18, 2017
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Answers (1)
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The diagram below represents a neurone .Use it to answer questions that follow.
(Solved)
The diagram below represents a neurone .Use it to answer questions that follow.
(a)Identify the neurone.
(b)Using an arrow ,show the direction of impulse.
(c)Name the parts labeled
(i)Q………………………………………………..
(ii)P……………………………………………………
(iii)S…………………………………………………….
(d)Name the neurotransimitter substance released at part S
(e)Identify the damaged parts of the brain that would exhibit the following symptoms.
(i)Loss memory
(ii)Inability to maintain proper body balance and posture
Date posted:
November 18, 2017
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Answers (1)
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Use the photograph of mammalian digestive system and associated organs to answer the questions that follow.
(Solved)
Use the photograph of mammalian digestive system and associated organs to answer the questions that follow.
(i)Name the structures marked A,R,K and T
A……………………………………………….
R…………………………………………..
k……………………………………………………..
T…………………………………………………………..
(ii)Name an acid found on structure labelled K.
(iii)Name the juice stored in the structure labelled B and give its function
Juice…………………….
Function…………………………………………..
Date posted:
November 18, 2017
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Answers (1)
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Examine the drawings of the organisms shown below.
(Solved)
Examine the drawings of the organisms shown below.
(a)construct a dichotomous key that can be used to distinguish the organisms using the following observable features only
(i)Wings
(ii)pair of antennae
(iii)legs per segment
Give two distinguishing features common to the organisms shown above in (a)
Date posted:
November 18, 2017
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Answers (1)
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Study the vertebra diagram below and then answer the questions that follow.
(Solved)
Study the vertebra diagram below and then answer the questions that follow.
(a)(i)What is the identity of vertebra?
(ii) Identify the view presented by the diagram
(b)Label the parts shown as;
(i) J……………………………………………..
(ii) K………………………………………………
(iii) L………………………………………………….
( c) Name the vertebra that
(i)Anteriorly articulates the part K………………………………………………
(ii)Posteriorly articulates with part L……………………………….
(d)Name the resulting movement attained by the articulation referred to in c (i)
Date posted:
November 18, 2017
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Answers (1)
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(a) Which taxon has the largest number of members. (b) Outline two physical features that make man and apes very different
(Solved)
(a) Which taxon has the largest number of members.
(b) Outline two physical features that make man and apes very different
Date posted:
November 17, 2017
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Answers (1)
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Explain how temperature affects enzymatic reactions.
(Solved)
Explain how temperature affects enzymatic reactions.
Date posted:
November 17, 2017
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Answers (1)
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Give two reasons why lipids are not suitable respiratory substrates
(Solved)
Give two reasons why lipids are not suitable respiratory substrates
Date posted:
November 17, 2017
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Answers (1)
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Name the respiratory surface in the following organisms: (a)Locust (b)Amoeba (c)Tilapia (d)Human beings
(Solved)
Name the respiratory surface in the following organisms:
a)Locust
b)Amoeba
c)Tilapia
d)Human beings
Date posted:
November 17, 2017
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Answers (1)
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The organism below is found in kingdom fungi
(Solved)
The organism below is found in kingdom fungi
(a)Using structures X and Y only,why does the organism not qualify as a plant
(b)What division does the moss and liverwort belong to in kingdom plantae?
Date posted:
November 16, 2017
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Answers (1)
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the pelvic girdle of a mammal is shown below.Study it and answer the questions that follow.
(Solved)
the pelvic girdle of a mammal is shown below.Study it and answer the questions that follow.
(a)(i)Name part labeled Y.
(ii)State three functions of part Y named in (a)(i)above.
Date posted:
November 16, 2017
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Answers (1)
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A strip of a herbaceous Tradescantia was cut longitudinally as shown below and placed in solution X.After one hour,the strips appeared as shown below.
(Solved)
A strip of a herbaceous Tradescantia was cut longitudinally as shown below and placed in solution X.After one hour,the strips appeared as shown below.
(a)What was the nature of solution X?
(b)What physiological process was being investigated?
(b)Account for the results at the end of experiment after one hour
Date posted:
November 16, 2017
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Answers (1)
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The diagram below illustrates gaseous exchange in animals (i)Why was air passed through potassium hydroxide in flask K?(ii)Explain the observation made in flask N
(Solved)
The diagram below illustrates gaseous exchange in animals
(i)Why was air passed through potassium hydroxide in flask K?
(ii)Explain the observation made in flask N
(iii)Why is there no oxygen gas in the air exiting in flask N?
Date posted:
November 16, 2017
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Answers (1)
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What type of fruit is represented by Diagram T?
(Solved)
What type of fruit is represented by Diagram T?
(a)Give a reason
(b)Name the agent of dispersal
Date posted:
November 16, 2017
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Answers (1)
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The figure represents part of the cycling of nitrogen within the ecosystem
(Solved)
The figure represents part of the cycling of nitrogen within the ecosystem
(a)(i)State the process P
(ii)Name the organism that carries out process P
(iii)Name of the organisms which carry out process R and S
(b)Outline how protein in animals is converted to Ammonium ions in the soil indicated by T on the figure
Date posted:
November 16, 2017
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Answers (1)
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The diagram below shows how gaseous exchange occurs across the gill in fish
(Solved)
The diagram below shows how gaseous exchange occurs across the gill in fish
(i)What is the term used to describe this type of flow displayed above?
(ii)What is the advantage of this flow system
(iii)Name an organ in human beings that displays this flow system
Date posted:
November 16, 2017
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Answers (1)
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Study the diagram K below and answer the questions
(Solved)
Study the diagram K below and answer the questions
Name the division to which K belongs
Division……………………………………………………..
Reasons …………………………………………………………..
Sub-division………………………………………………………
Reason………………………………………………………………
Class……………………………………………………………………
Date posted:
November 16, 2017
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Answers (1)
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Use the diagrams below to answer the questions that follows
(Solved)
Use the diagrams below to answer the questions that follows
(i)Identify the type of cell division
(ii)With a reason , name the stage of cell division represented in each case.
Date posted:
November 16, 2017
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Answers (1)
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State two adaptations of the nephron of a desert animal.
(Solved)
State two adaptations of the nephron of a desert animal.
Date posted:
November 16, 2017
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Answers (1)
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State two ways in which plants get rid of their nitrogenous wastes.
(Solved)
State two ways in which plants get rid of their nitrogenous wastes.
Date posted:
November 16, 2017
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Answers (1)