Home Education Exams KCSE Biology Past Papers 2015 – Review full Guide

KCSE Biology Past Papers 2015 – Review full Guide

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If You are among the Candidates that will be writing Biology in the upcoming KCSE exams this year, review these past papers as It will be of great help. When You download the PDF of the KCSE Biology Past Paper 1 for 2015, and start practicing It consistently You will see good results.

The past Papers will prepare You for the upcoming 2020 KCSE exams, and We believe that past questions are really worth It in revising for KCSE examinations. There are no new questions, it’s just a repetition of already-set questions but in a different tricky form.

Table of Contents

KCSE Biology Past Paper 1 2015

If You decide to buy the past revision Papers from us, the content of What You will receive for every order are as follows

  • Past Question
  • Marking Schemes
  • Predicted Questions

We will send the Past  Papers PDF to your email for You to download and study. But If You download the free version on this page, certainly the marking schemes may be limited and obviously the KCSE prediction questions are not attached.

Kenya Certificate of Secondary Education Biology Past Papers

2015 KCSE Biology Paper 1

KCSE Agriculture Past Papers 2015 Instructions

SECTION A (30 marks)

Answer all the questions in the spaces provided.

1. State four reasons for applying phosphatic fertilizers during planting. (2 marks) ………………………………………..

2. Give four ways in which crop pests are classified. (2 marks)

……………………..

3. State four advantages of landlordism and tenancy. (2 marks)

…………….

4. Differentiate between apiculture and aquaculture. (1 mark)

……………………

5. State four factors that affect the quality of “farm-yard manure. (2 marks)

………………….

6. Give four reasons why seed propagation is encouraged in crop production.(2 marks)

…………………

7. State four factors that can make a farmer choose a jembe for primary tillage.(2 marks) …………………..

8. Give four factors that affect the quality of hay.(2 marks)

………………………………..

9. Name five entries that can be made on a cattle breeding record.(2½ marks)

…………………………..

10. Give two reasons for testing soil.(1 mark)

…………………..

11. Name three forms of horticulture practiced in Kenya.(1½ marks)

………………………

12. Give two reasons for constructing a shade over a nursery.(1 mark)

………………………

13. Name four appropriate sites for agroforestry trees.(2 marks)

……………………….

14. State four personal safety measures a farmer should consider when handling herbicides.(2 marks)

…………………..

15. Give two reasons why a maize plant growing in a cabbage crop field may be treated as a weed.(1 mark)

READ ALSO:  KCSE Mathematics Paper 1 2014 PDF: Free Past Papers

……………………………

16. Name four classes of weeds. (2 marks)

…………………..

17. State four agricultural activities that may pollute water. (2 marks)

………………………….

SECTION B (20 marks)

Answer all the questions in the spaces provided.

18. A farmer applied a compound fertilizer 10:20:0 on a three hectares piece of land at a rate of 180kg N per hectare.

(a) Calculate the quantity of the compound fertilizer the farmer applied on the piece of land.(3 marks)

………………………..

(b) What do the figures 10 and 20 stand for in the compound fertilizer? (2 marks)

…………………..

19. The diagram below illustrates a nursery practice.

Agriculture Nursery Practice

(a) Identify the practice.(1 mark)

……………………….

(b) Describe the procedure followed in carrying out the practice illustrated. (2 marks)

…………………..

(c) State two advantages of the practice illustrated above in crop production. (2 marks)

………………………..

20. The diagram below shows crop establishment using a certain method of planting.

An agricultural Method of planting

(a) Name the method of planting used for the crop. (1 mark)

………………………..

(b) State two advantages of the planting method used for the crop. (2 marks)

…………………………

(c) Explain two factors that determine the depth of planting. (2 marks)

……………………..

21. Below is a diagram showing a crop disease.

crop disease

(a) Identify the crop disease.(1 mark)

………………

(b) State three control measures for the crop disease. (3 marks)

………………………..

(c) Name the category in which the crop disease is classified. (1 mark)

……………………………

SECTION C (40 marks)

Answer any two questions from this section in the spaces provided afler question 24.

22. (a)Explain how each of the properties of rainfall and light influence crop production.

(i) rainfall;(8 marks)

…………………………….

(ii) light.(4 marks)

……………………..

(b)Describe rice production under the following sub-headings:

(i) land preparation;(2 marks)

…………………………….

(ii) water control;(2 marks)

…………………..

(iii) fertilizer application;(2 marks)

……………………………….

(iv) Weed control.(2 marks)

………………………………

23. (a)Explain five factors that can increase the demand for tea on a market. (10 marks)

……………………..

(b) State four ways of improving labour productivity on the farm. (4 marks)

……………………………..

(C) The following information was obtained from Upendo Farm inventory on 1st January 2013.

Upendo Farm inventory

Using the information provided prepare a balance sheet for Upendo Farm. (6 marks)

……………………….

24. (a) Describe the field management practices for tomatoes. (12 marks)

……………………………….

(b) Describe four types of soil erosion by water. (8 marks)

…………………………………

Biology

Paper 2 433/2

(THEORY)

KCSE Biology Past Papers 2015 - Review full Guide 1
Instructions to Candidates

SECTION A (30 marks)

Answer ALL the questions in this section in the spaces provided.

READ ALSO:  Review the KCSE Home Science Past Paper 2 2016

1. Name four rabbit breeds reared in Kenya. (2 marks)

………………………………….

2. State four characteristics of desirable eggs for marketing. (2 marks)

……………………….

3. Name two types of roughage. (1 mark)

………………………..

4. Give four disadvantages of inbreeding in livestock. (2 marks)

……………………….

5. Name the nutritional deficiency for each of the following livestock diseases:

(a) milk fever;(1/2 mark)

…………………….

(b) bloat.(1/2 mark)

……………………..

6. Give two reasons for docking in sheep rearing. (1 mark)

……………………………..

7. State four signs of fowl typhoid. (2 marks)

……………………………

8. Differentiate between drift and pen lambing. (2 marks)

……………………………….

9. State four features on the animal which may predispose it to livestock diseases. (2 marks)

…………………………….

10. Give four factors that affect milk composition. (2 marks)

………………………

11. State two control measures for keds in sheep. (1 mark)

……………………….

12. State two maintenance practices carried out on a greenhouse structure. (1 mark)

………………………

13. (a) Name the goat breed which is brown in colour with white strips running down the face to the nose. (½ mark)

……………………..

(b) State four rearing practices that necessitate handling of piglets. (2 marks)

……………………..

14. Give four preventive measures for livestock diseases. (2 marks)

……………………………

15. State one function of each of the following parts during egg formation in poultry:

(a) funnel; (½ mark)

……………………

(b) magnum;(½ mark)

……………………..

(c) isthmus.(½ mark)

……………………..

16. The following is a list of poultry breeds:

White Leghorn

Light Sussex

Rhode Island Red

Ancona.

Categorize them into:

(a) light breeds;(1 mark)

……………………..

(b) heavy breeds.(1 mark)

……………………..

17. State two functions of a queen in a bee colony.(1 mark)

……………………..

18 State four maintenance practices carried out on a fish pond. (2 marks)

……………………..

SECTION B (20 marks)

Answer ALL the questions in this section in the spaces provided.

19. The diagrams below represent some farm tools and equipment. Study them and answer the questions that follow.

KCSE Farm Tools

(a) Identify the tools labelled N and P.

N (1 mark)

………………………..

P (1 mark)

………………………..

(b) State one use of each of the tools labelled Mand Q.

M (1 mark)

………………..

Q (1 mark)

………………..

(c) Explain one maintenance practice carried out on the equipment labelled P. (1 mark)

……………………….

20. The diagram below represents parts of a roof.

2015 KCSE - Top of a roof

(a) Identify the parts labelled A and C

A (1 mark)

……………………….

C (1 mark)

……………………….

(b) State two types of materials that may be used for the part labelled D. (2 marks)

READ ALSO:  Review the KCSE Biology Past Paper 2 2015 with answers

……………………..

(c) Give one disadvantage of using thatch for the part labelled B. (1 mark)

…………………..

21. The diagram below illustrates an internal parasite of livestock.

internal parasite

(a)Identify the parasite. (1 mark)

……………………

(b)Name two common species of the parasite illustrated above. (2 marks)

……………………

(c)State two signs of worm infestation that may be observed in the dung of livestock (2 marks)

……………………

22. Below is a diagram illustrating an instrument used in cattle breeding.

Agriculture cattle breeding

(a) Identify the instrument (1 mark)

……………………

(b) State the role of the instrument in cattle breeding. (1 mark)

……………………

(c) When would it be appropriate to serve a cow after the onset of heat? (1 mark)

……………………

(d) Apart from the method in which the above instrument is used, name two other methods of serving a cow. (2 marks)

……………………

SECTION C: (40 marks)

Answer any TWO questions from this section in the spaces provided after question 25.

23. (a) Give the functions of any five parts of a poultry egg. (10 marks)

……………………

(b)Describe the uses of five materials/equipment required for hand milking. (10 marks)

……………………

24. (a)Describe East Coast fever under the following sub-headings:

(i) livestock affected; (1 mark)

……………………

(ii) vector and causal organism; (2 marks)

……………………

(iii) signs of attack; (5 marks)

……………………

(iv) control measures. (2 marks)

……………………

(b)Describe the activities that take place during the digestion process in the rumen. (5 marks)

……………………

(c)Describe the management practices that ensure proper hygiene in a deep litter poultry house. (5 marks)

……………………

25. (a)State five signs of external parasite infestation in livestock. (5 marks)

……………………

(b)Explain five factors that should be considered when siting a farm store. (5 marks)

……………………

(c)Describe the cycle of a four stroke petrol engine. (10 marks)

……………………

->> Click Here to see Biology Past Paper 2

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