Download all pre mock past papers from Kindoroko secondary school in pdf. Also you can download other examinations past papers such as mock and pre NECTA examintion from the main navigation link in below picture.
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3. (a) Higher animals like humans, cows and birds need more complex system for excretion due to the
nature of wastes they excrete. Cite any three (3) organs used by higher organisms for excretion.
(b) In which ways can transpiration be considered evil to a plant? Provide four (4) points.
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4. (a) On their way home, Purity and her friends saw a variety of things. Some were living things
while others were non-living things. Among the things they saw were cars, mango trees, stones,
butterflies, pebbles, dogs, water streams and birds.
(i) Sort the named things into living and non-living things.
(ii) Give two (2) reasons for grouping some of the things in (i) as non-living.
(b) Name the main parts of any eukaryotic cell and state their functions.
5. (a) Differentiate between the inhaled and exhaled air by using three (3) points.
(b) Waste management is one of the things which help us to live healthier. How do your school
community benefits from proper waste management? Provide three (3) points.
6. (a) Many people ask themselves without answers about where did life come from. Use your
biological knowledge to answer their question by providing three (3) points.
(b) Draw a labeled diagram of a stamen and state the roles of its two (2) parts.
7. (a) In which ways do poikilotherms control their body temperature in different weather conditions?
Provide three (3) points.
(b) On her way to home, Monica heard a strange voice that she realized it was of the lion. Within
no time, she found herself on the tree without knowing how she climbed it.
(i) Name the hormone that was responsible to trigger such action of climbing the tree.
(ii) Explain the mechanism that helped Monica to hear the voice of the lion.
