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1. Three objects X, Y and Z of unit volume have different masses.

Which physical quantity distinguishes the three bodies?
A. Pressure
B. Force
C. Density
D. Volume
2. The finest thread-like structure that constitute the vegetative body of a fungi are called
A. mycelia
B. stolons
C. hyphae
D. rhizoids
3. Atoms of all the elements within the same period have the same number of
A. protons
B. electrons
C. shells
D. neutrons
4. The pregnant farm animals that isolate itself from the herd could be showing a sign of the onset of
A. abortion
B. gestation
C. ovulation
D. parturition
5. Which of the following statements about pressure in fluids is not correct?
A. Pressure depends on the cross-sectional area
B. Pressure is proportional to the density of liquid at the same depth
C. Varies with depth
D. Pressure in a liquid at a place is the same in all directions


6. Osmotic pressure of pure water is
A. 0
B. 1
C. 20
D. 100
7. Which of the following elements has the greatest malleability?
A. Si
B. Au
C. Na
D. P
8. Which of the following tools is most suitable for leveling seedbeds in a garden?
A. Hand fork
B. Hoe
C. Rake
D. Shovel
9. A machine of efficiency 80% does 3000 of work. Calculate the energy used in overcoming friction.
A. 600 J
B. 750 J
C. 2400 J
D. 3750 J
10. Which of the following is not a source of variation?
A. Mutation
B. Mitosis
C. Crossing over
D. Meiosis
11. An ionic bond would form between which pairs of elements?
A. Atomic number 3 and atomic number 4
B. Atomic number 7 and atomic number 8
C. Atomic number 4 and atomic number 18
D. Atomic number 8 atomic number 12
12. The main reason for feeding young farm animals with colostrum is to provide them with
A. antibodies
B. hormones
C. protein
D. vitamins
13. Which of the following quantity/quantities determine(s) how much the heat energy in a body?
I. Specific heat capacity
II. Temperature
III. Pressure
A. I only


B. II only
C. I and II only
D. II and III only
14. Fish survives in water because it has
A. gills
B. scales
C. streamlined body
D. tail fin
15. A Substance with the chemical formula CH3COOH
A. has bitter taste
B. dissociate fully in aqueous solution
C. dissociate partially in aqueous
D. is inorganic
16. One effect of excess nitrogen on cereal crops is
A. chlorosis of leaves
B. poor grain formation
C. premature flowering
D. reduced vegetative
17. The quantity of water at 20 ℃ is mixed with another quantity of water at 70 ℃. The final steady temperature of the mixture is 40 ℃. Determine the ratio of the mass of the cold water to that of hot water.
A. 7∶2
B. 3∶2
C. 2∶5
D. 1∶2
18. Which of the following is an abiotic factor?
A. Parasite
B. Litter
C. Predators
D. Grazers
19. Which of the following is not a hydrocarbon?
A. Ethane
B. Ethylene
C. Ethanal
D. Ethane
20. A bag of NPK (25:20:10) fertilizer weighs 50kg. Determine the quantity of phosphorus in the fertilizer.
A. 9.1kg
B. 10.0kg
C. 18.2kg
D. 25.0kg


21. The image formed by a pin-hole camera
A. is always real, inverted and same size as the object
B. is always virtual, inverted and smaller than the object
C. shows that light energy is propagated in a straight line
D. is unaffected by the size of the pin-hole


22. Which of the following is not an effect of overcrowding on a population?
A. Cannibalism
B. Aggression
C. Competition
D. Commensalism
23. Which of the following instruments is NOT used in the preparation of a standard solution?
A. Thistle funnel
B. Volumetric flask
C. Electronic balance
D. Dropping pipette `
24. Which of the following feedstuff is obtained by fermenting and preserving cut-grasses?
A. Fodder
B. Forage
C. Hay
D. Silage
25. In order to obtain white light, which of the following sets of coloured lights should be mixed?
I. Red, blue and green
II. Blue, cyan and magenta
III. Green, magenta and yellow
IV. Yellow, cyan and magenta
A. I and IV only
B. I and III only
C. II and III only
D. I, II and IV only

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