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Name one hormone which promotes spermatogenesis in human males.
Date posted:
September 30, 2019
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A student examining pond water came across a certain living organisms which he drew as shown below.
i) Identify the organism shown above.
ii) State the kingdom of the above organism.
iii) Name the structure labeled A.
iv) State the function of the part labeled B.
Date posted:
September 30, 2019
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Identify any three duties of an information system manager
Date posted:
September 30, 2019
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State the circumstances in which more blood Sugar may be found in the hepatic portal vein than in any other blood vessels.
Date posted:
September 30, 2019
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Define the terms ‘frequency’ as used in uniform circular motion.
Date posted:
September 30, 2019
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A form three student came across two different types of fruits which are described as follows:
Fruit A
Has free central placentation, hard epicarp and fibres air-filled mesocarp.
Fruit B
Hasaxile placentation, fleshy mesocarp and brightly colouredepicarp.
a) Suggest the possible agent of dispersal of each type of fruit
Date posted:
September 30, 2019
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State a way in which size is an important factor in temperature regulation in Mammals.
Date posted:
September 30, 2019
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A gas is heated in a sealed container so that its volume cannot change. The graph below shows variation of pressure against temperature of the gas.
Use the graph to determine
i) The pressure of the gas at 0oC.
ii) The temperature at which the gas should exert zero pressure.
iii) Give a reason why part (ii) above is not practically obtainable.
Date posted:
September 30, 2019
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Which part of the body produce Antidiuretic hormone.
Date posted:
September 30, 2019
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Name and state the functions of four valves found in Mammalian heart.
Date posted:
September 30, 2019
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The diagram below is that of a gill of a fish.
a) Name the parts labeled A and B.
b) State the function of part labeled C.
c) Explain how structure labeled A is adapted to its function.
Date posted:
September 30, 2019
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List three sources of viruses
Date posted:
September 30, 2019
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Classify the following organisms into Phylum and Class.
Date posted:
September 30, 2019
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Differentiate between private data and confidential data
Date posted:
September 30, 2019
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Explain how you can defend your files from the following risks
(i) Fire in the computer
(ii) Hackers
(iii) Virus attack
(iv) Disgruntled ex-employees
Date posted:
September 30, 2019
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Outline the benefits of primary cultivation.
Date posted:
September 30, 2019
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Figure 7(a) and 7(b) show the readings of a micrometer screw gauge before and after a drop of oil are placed at the jaws.
When the drop was made to fall on a shallow tray having water whose surface was sprinkled with lycopodium powder, it spread on the surface to form a patch of area Acm2. Given that the size of one molecule of oil is 3 x 10-6cm.
a) Determine:
I. The diameter of the one drop of oil
II.The area of the patch A
b) State one assumption made in this experiment.
Date posted:
September 30, 2019
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Give the main reasons for practicing up rotation.
Date posted:
September 30, 2019
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The various services are to be provided by servers. Briefly describe the services provided by
(i) Print server
(ii) Internet server
(iii) Intranet server
Date posted:
September 30, 2019
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(a) Design a flowchart for a simple program that can be used to categorize people according to age. If the person is above or equal 18 years, output “Adult” otherwise output “Young”
(b) What is the difference between looping and selection.
Date posted:
September 30, 2019
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Fill in the most suitable preposition.
i. The boy went ............the classroom.
ii. She is worried....................her exams.
iii. Let me pay ..............Tom.
iv. I have been expelled .............school for my bad behavior
Date posted:
September 30, 2019
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Mr. Kamole was advised to apply 150 kg CAN/ha while top dressing maize .Calculate the amount of nitrogen applied per hectare if CAN contains 20% nitrogen.
Date posted:
September 30, 2019
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Without using the words underlined, rewrite the following as questions beginning with the words in brackets.
i. People handle old violins carefully. (how)
ii. I saw him yesterday. (when)
iii. Pianists sometimes play duets. (how often)
iv. Some students play everywhere in the field. (where)
Date posted:
September 30, 2019
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Write the correct form of the adjective given in brackets.
i. The artist’s fingers were ............ than Juan’s. (sensitive)
ii. Vera used the ............. materials she could. (good)
iii. Musa ground the colours into the ................... powder. (fine)
iv. The .................... moment came when the principal asked Gifter to draw his picture. (exciting)
Date posted:
September 30, 2019
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The diagram below shows a common weed in crop land; use it to answer the following questions
below.
(a) Identify the weed
(b) State two harmful effects of the above weed.
(c) List two morphological features of the above weed that influence its selecting to herbicides.
Date posted:
September 30, 2019
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Use the most appropriate form of the word in brackets to fill the blank space.
i. He is my .............. friend. (child)
ii. The teacher expected all of us to demonstrate .............. (kind)
iii. ...............will make you successful in life. (honest)
iv. What a provocative .................that was! (laugh)
Date posted:
September 30, 2019
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Rewrite the following sentences according to the instructions given. Do not change their meanings.
i. I go to church every week.
Replace the underlined words with one word.
ii. Not all the times I travel to Mombasa.
iii. I drank the porridge without sharing with anyone.
Replace the group of underlined words with a single word
iv. I gave he a mango?
Correct the mistake
Date posted:
September 30, 2019
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A hot air balloon made from a very light material displaces 360kg of air and contain 300m3 of air of density 0.25kgm-3. Determine the maximum load the balloon can lift.
Date posted:
September 30, 2019
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State two problems that may be brought by a hard pan.
Date posted:
September 30, 2019
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Give the silent letter in:
i. Debtor
ii. Asthma
iii. Wren
iv. Catalogue
v. Guess
Date posted:
September 30, 2019