1 Tables and graphs are used in which section of a scientific report ?A IntroductionB Materials and methodsC ResultD Discussion

2. The following shows a situation.

What is the noble value that is not practised by this student ?A Being cooperativeB Being fair and justC Being kind-hearted and caringD Being honest and accurate

3 Which of the following fields of biology and its description is not true ?

Field DescriptionA Cytology Study of the structure and

function of cellsB Botany Study of the method of human

growthC Genetic Study of genes and heredityD Ecology Study of organisms in their

natural surrounding

4. Which of the following are science process skills ?I ClassifyingII InferringIII Comparing and contrastingIV SequencingA I and II onlyB III and IV onlyC I , II and IV onlyD. II , III and IV only

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A student did not conduct the experiment but copied all the data from a friend and wrote a report to

be handed to his teacher.

5 The diagram below shows a plant cell.

Which characteristic is true of X?A Not rigidB ElasticC Fully permeableD Semi-permeable

6 The organelle shown in the above diagram is found in abundance in...I sperm cellsII epidermal cells of the skinIII flight muscle cells of birdsIV cells in the meristemsA I and II only C I, II and III onlyB I and III only D I, III and IV only

7 The genetic material of a cell is located in theA vacuoles C cytoplasmB chloroplast D chromosomes

8 What is the function of rough endoplasmic reticulum?A Synthesises proteins such as hormonesB Transports the protein synthesised at the ribosomeC Transports and synthesises fatty acids and glycerolD Sorts and packages proteins according to their destinations

9 What are the characteristics of a human cheek cell?I It does not have a cell wallII It does not have a fixed shapeIII It contains glycogen granulesIV It does not have a large central vacuoleA I, II and III onlyB I, III and IV onlyC II, III and IV onlyD I, II, III and IV

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10 The diagrams below show three types of cells.

To which systems do the cells shown above belong?

X Y ZA Digestive system Respiratory system Nervous systemB Nervous system Reproductive system Circulatory systemC Respiratory system Circulatory system Digestive systemD Reproductive system Digestive system Nervous system

11 Which of the following tissues contains the most cells at different stages of cell division?A Ground tissue C Meristematic tissueB Vascular tissue D Epidermal tissue

12 The following shows cell organisation in a multicellular organism.

Which part of the plant does P represent?A Palisade mesophyllB LeafC XylemD Stoma

13 The sequence on how Amoeba sp. feeds is shown as follow.

The pseudopodia enclose the food which is then packaged in a ............A Lysosome C NucleusB Food vacuole D Contractile vacuole

14 Which of the following tissues is strengthened by lignin?A Collenchyma C SclerenchymaB Parenchyma D Epidermis

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15 The human respiratory system consists ofI the heart III diaphragmII lungs IV tracheaA I, II and III only C II, III and IV onlyB I, III and IV only D I, II, III and IV

16 Which statements about the importance of specialisation and organisation of cells in a multicellular organism are true?I A group of tissues function more efficiently than one cellII More growth can be achieved by the organismIII The organism can adapt to live in only one habitatIV All living processes can occur in an orderly mannerA I, II and III only C II, III and IV onlyB I, II and IV only D I, II, III and IV

17 Cell membrane is made up of A protein bilayer and phospholipidsB protein bilayer and lipid monolayerC lipid bilayer and proteins D carbohydrate monolayer and protein bilayer

18 Which of the following substances are not able to move across the plasma membrane by simple diffusion?I Vitamin A III Ca2+

II Carbon dioxide IV Glucose A I and II C I, III and IVB III and IV D I, II, III and IV

19 Diagram shows some of the modes of transportation of substances P, Q and R across the cell membrane.

Which of the following statements about the modes of transportation is not valid? A R is a type of active transport B Q and R both are transport proteins and ionsC P and Q are types of passive transport D R involves the channeling of molecules down concentration gradient

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20 Which of the following is true about the active and passive transports in a living organismA Cellular energy is required to carry out facilitated diffusionB Active transport will carry on until the system reaches equilibriumC Carrier proteins are required in the passive transport in transporting the

minerals and ionsD Active transport occurs when the movement of substances follows the

concentration gradient

21 Diagram shows a movement of substance X.

What is this process called? )A Active transport C Passive transportB Simple diffusion D Facilitated diffusion

22 Diagram shows the transportation of potassium manganate (VII) molecules in the distilled water.

What is this transportation mechanism called? A Osmosis C Simple diffusionB Active transport D Facilitated diffusion

23 What will happen to the red blood cells when the red blood cells are transferred from an isotonic solution to the distilled water and then to a concentrated salt solution?

Distilled water Concentrated salt solutionA Crenation occurs Hemolysis occursB Unchanged Crenation occurs C Hemolysis occurs Crenation occurs D Crenation occurs Unchanged

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24 Diagram shows the shape of red blood cell in three different solutions.

Which of the following is not true? A Solution X is isotonic to red blood cell B Red blood cell in solution Y undergoes crenation C Red blood cell undergoes crenation in solution ZD Water in solution Z diffuses into the red blood cell

25 Which of the following onion cells are immersed in hypertonic solution?

26 Diagram shows two plant cells, X and Y, which are placed in distilled water and concentrated sucrose solution respectively

Which of the following statements is incorrect?A Plant cell X is highly turgid B Plant cell Y undergoes deplasmolysis C Distilled water is hypotonic to plant cellsD Concentrated sucrose solution is hypertonic to the plant cells

27 Diagram shows the Visking tube which is filled with distilled water and soaked into concentrated glucose solution.

What is the observation after 30 minutes? A Visking tube will burst C Visking tube will shrinkB Visking tube will swell D No changes in Visking tube

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28 The continuous and controlled flow of substances across the plasma membrane is important toA store toxic substances in the cell B prevent water molecules from entering the cell C maintain a suitable pH and ionic concentration inside the cell D prevent the digestive enzymes, hormones and antibodies from secreted

outside the cell

29 Which of the following carbohydrates is monosaccharide?A Maltose C LactoseB Fructose D Sucrose

30 Diagram shows a structure of organic compounds found in cells

Name the compoundA Protein C CarbohydrateB Lipid D Nucleic acid

31 The process when a dipeptide which consists of two molecules of amino acid is broken down is called…..A Hydrolysis C deaminationB Condensation D synthesis

32 Which of the following sequences of organelles involved in the synthesis of extracellular enzymes is correct?A Golgi apparatus → Ribosome → Rough Endoplasmic reticulum B Rough Endoplasmic reticulum → Ribosome → Golgi apparatusC Ribosome → Golgi apparatus → Rough Endoplasmic reticulumD Ribosome → Rough Endoplasmic reticulum→ Golgi apparatus

33 Which of the following are the examples of proteins with a tertiary structureI enzymesII hormonesIII antibodiesIV haemoglobin

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A I and III only C I, II and III onlyB II and IV only D I, II, III and IV

34 Diagram shows an enzymatic reaction

The characteristics of enzymes shown here are?

A Each enzyme have a specific structureB Enzymes are not destroyed at the end of reactionC Enzymes activity controlled by temperatureD Chemical reaction can be speed up by enzyme

35 The following are functions of water exceptA water is the transport system in the blood, excretory and digestive systemsB water acts as a medium for biochemical reactionsC water helps in lubricationD water supplies energy to the cell

36 The graph shows the effect of pH on enzyme activity

Enzyme X is most active at P and enzyme Y is most active at Q. What are X and Y?

X YA Pepsin AmylaseB Rennin AmylaseC Amylase Pepsin

D Lipase Amylase

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37 The diagram shows a model of DNA

What is represented by the units P, Q and R?P Q R

A Sugar Base PhosphateB Phosphate Sugar BaseC Phosphate Base SugarD Base Phosphate Sugar

38 The diagram shows the mechanism of enzyme action

What is K, L and M?K L M

A Enzyme-substrate complex

Enzyme Products of the reaction

B Enzyme Products of reaction Enzyme substrate complexC Products of the

reactionEnzyme Enzyme substrate complex

D Products of the reaction

Enzyme substrate complex

Enzyme

39 The diagram below shows four test tubes with different mixture.

In which test tubes will the enzyme pepsin act optimally?A K C MB L D N

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40 Which of the following processes occurs in cloning?

A Spermatogenesis C Meiosis

B Oogenesis D Mitosis

41 Mitosis occurs most actively in the …..

A ground tissue C epidermal tissue

B vascular tissue D meristematic tissue

42 The figure shows a cell cycle.

The cell cycle above ends with the formation of cell plate. Which of the following

statements is true about this cell?

A This cell has Centrioles.

B DNA synthesis occurs at stage G1.

C There are spindle fibres present at the stages M.

D Increase in number of chromosomes.

43 The figure shows a cell undergoing the process of cell division, X at phase Y.

What are X and Y respectively?

X Y

A Mitosis Metaphase

B Mitosis Anaphase

C Meiosis Metaphase 1

D Meiosis Anaphase 1

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44 The figure shows phases of cell division.

Identify the phase in which the cell doubles in size.

A M C S

B G2 D G1

45 The cell division, meiosis is needed for sexual reproduction to produce

A diploid gametes. C haploid gametes.

B four daughter cells. D two daughter cells.

46 The figure shows a phase in nuclear division.

What is this phase?

A Prophase C Metaphase

B Anaphase D Telophase

47 The information shows a statement about cell division.

Cell requires a system that regulated the process of cell division.

Which of the following is related to the above statement?

A Causes cancer if the cell division is uncontrolled.

B Interphase is not a critical stage in this regulation.

C Causes nerve cell and muscle cell to be in a dividing condition throughout life.

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D This regulation causes sudden change to the gene structure and number of

chromosomes.

48 Which of the following statements are true about mitosis?

I Produces two daughter cells that are diploid

II Daughter cells are the same genetically as the parent cell.

III Chromatid pairs separate during the anaphase stage.

IV Homologous chromosomes undergo synapsis during the prophase stage.

A I and II only C I , II and III only

B II and IV only D II , III and IV only

49 What is meant by haploid cell?

A The cell that has only one member of the homologous chromosomes

B The cell that has one set of homologous chromosomes

C The cell that undergoes mitotic process

D Somatic cell

50 Which of the following statements is true about meiosis?

A Crossing over and independent assortment of chromosomes causes genetic

variation.

B Produces a diploid gamete.

C Occurs in somatic cells.

D Synapsis occurs during prophase II.

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ANSWER (PAPER 1 FORM 4)

1 C2 D3 B4 A5 C6 D7 D8 B9 D10 B11 C12 B13 B14 C15 C16 B17 C18 B19 D20 C21 A22 C23 C24 D25 A26 B27 C28 C29 B30 B31 A32 B33 C34 B35 D

36 A37 B38 A39 D40 D 41 D42 C43 A44 D45 C46 C47 A48 C49 B50.. A

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