Get premium membership and access questions with answers, video lessons as well as revision papers.
- The global warming due to increase of greenhouse gases.
- Widespread changes in natural ecosystems.
- Rise in temperatures and increase in evaporation rates.
- Possible drought might increase in some countries e.g. China, Africa, Brazile etc.
- Wetter and warmer conditions increase pests and diseases which affect humans crops and livestock.
- May lead to Elnino /floods.
- May bring wetter and direr summers in temperate regions/melting of polar glaciers.
Kavungya answered the question on November 14, 2022 at 10:26
- State one feature formed when:
(i) Tectonic plates move towards each other
(ii) The plates move away from each other at the boundary(Solved)
State one feature formed when:
(i) Tectonic plates move towards each other
(ii) The plates move away from each other at the boundary
Date posted: November 14, 2022. Answers (1)
- The diagram below show the formation of some type of rainfall.
Use it to answer question (a) and (b).(Solved)
The diagram below show the formation of some type of rainfall.
Use it to answer question (a) and (b).
(a) (i) Name the type of rainfall shown by this diagram.
(ii) Name the type of cloud marked (A).
(b) List three weather conditions associated with the above name (a) type of rainfall.
Date posted: November 14, 2022. Answers (1)
- (i) Students from Nairobi visited Mt. Kenya forest. State two reasons why they needed a route map.
(ii) Explain two ways of how the students’ findings...(Solved)
(i) Students from Nairobi visited Mt. Kenya forest. State two reasons why they needed a route map.
(ii) Explain two ways of how the students’ findings would assist the local people of
the area.
Date posted: November 19, 2019. Answers (1)
- Explain three ways of how forests regulate local climate.(Solved)
Explain three ways of how forests regulate local climate.
Date posted: November 19, 2019. Answers (1)
- Explain four problems the Kenya Government is facing in conserving wildlife.(Solved)
Explain four problems the Kenya Government is facing in conserving wildlife.
Date posted: November 19, 2019. Answers (1)
- Compare coffee farming in Kenya and Brazil under the following sub-heading:
(i) Growing area.
(ii) labour(Solved)
Compare coffee farming in Kenya and Brazil under the following sub-heading:
(i) Growing area.
(ii) labour
Date posted: November 19, 2019. Answers (1)
- Study the graph below showing Kenya’s leading export crops by value from 1997 to 2001 and answer the questions that follow.(Solved)
Study the graph below showing Kenya’s leading export crops by value from 1997 to 2001 and answer the questions that follow.
a. i) Name the technique represented in the above graph.
ii) State two disadvantages of the above technique.
b. i) Which crop, had the highest change in value between 1997 and 2001.
ii) Calculate the percent change in b.(i).
Date posted: November 19, 2019. Answers (1)
- Students from Pangani Girls High School went for a study of soils of mass movement around their school.(Solved)
Students from Pangani Girls High School went for a study of soils of mass movement around their school.
i) What is the importance of working with information from publications?
ii) State two characteristics of soils that have been leached.
iii) State three reasons why the students should seek permission from relevant authorities.
Date posted: November 19, 2019. Answers (1)
- Explain the importance of soil organisms in soil development.(Solved)
Explain the importance of soil organisms in soil development.
Date posted: November 19, 2019. Answers (1)
- State three characteristics of chernozem soils.(Solved)
State three characteristics of chernozem soils.
Date posted: November 19, 2019. Answers (1)
- You carried out a field study on rocks within the school vicinity.
i) State three objectives of your study.
ii) Identify two equipment/tools you used during...(Solved)
You carried out a field study on rocks within the school vicinity.
i) State three objectives of your study.
ii) Identify two equipment/tools you used during data collection.
iii) Give three reasons why you used fieldwork in studying rocks.
Date posted: November 19, 2019. Answers (1)
- Your class carried a study on the lower course of Tana River.(Solved)
Your class carried a study on the lower course of Tana River.
i) Give two reasons for using sampling as a method of data collection.
ii) Name two features you are likely to identify during the study.
iii) Name three problems you encountered during the field study.
Date posted: November 19, 2019. Answers (1)
- Use the diagram below to answer the question that follows.(Solved)
Use the diagram below to answer the question that follows.
i) What is the process shown above?
ii) Identify the features marked E, F and G.
iii) State three conditions necessary for the development of the above feature.
Date posted: November 19, 2019. Answers (1)
- You carried out a field study in an area affected by folding of rocks.
i) Give three reasons why you may not use observation as a...(Solved)
You carried out a field study in an area affected by folding of rocks.
i) Give three reasons why you may not use observation as a method of data collection.
ii) Apart from observation, identify three activities that you may be involved in during the study.
iii) State three follow up activities that you may carry out after the study.
Date posted: November 19, 2019. Answers (1)
- Use the world map below to answer question that follows.(Solved)
Use the world map below to answer question that follows.
i) Identify the plates marked A, B and C.
ii) What are the movements along the boundaries marked J and K?
Date posted: November 19, 2019. Answers (1)
- Identify characteristics of a rock pedestal.(Solved)
Identify characteristics of a rock pedestal.
Date posted: November 19, 2019. Answers (1)
- State three differences between the following seismic waves.(Solved)
State three differences between the following seismic waves.
Date posted: November 19, 2019. Answers (1)
- The diagram below represents the long shore drift. Use it to answer the question that follows.(Solved)
The diagram below represents the long shore drift. Use it to answer the question that follows.
i) Identify the features marked Q and R in the diagram.
ii) Give two factors which influence the movement of ocean water.
Date posted: November 19, 2019. Answers (1)
- Define the term control structure.(Solved)
Define the term control structure.
Date posted: November 8, 2019. Answers (1)
- State three reasons why it is important observe safety precautions and practices in a computer laboratory.(Solved)
State three reasons why it is important observe safety precautions and practices in a computer laboratory.
Date posted: November 8, 2019. Answers (1)