cameroon gce advanced level 2025 natural science 1
cameroon gce advanced level 2025 natural science 1
- State the S.I. unit of current electricity.
A. kilogram
B. joules
C. ampere
D. pascal
- Name an instrument for measuring the mass of an object.
A. Thermometer
B. Spring balance
C. Ammeter
D. Volt meter
- One kilogram of meat costs 3000frs. How much will 2500g of meat cost?
A. 2,500frs
B. 7,500frs
C. 25,000frs
D. 30,000frs
- Name the highest category in taxonomic grouping of organisms.
A. Taxon
B. Kingdom
C. Species
D. Genus
- Identify the smallest units of living organisms.
A. Cells
B. Tissues
C. Organs
D. Systems
- Select the part of the cell referred to as the power house of the cell.
A. Ribosome
B. Mitochondria
C. Nucleus
D. Cytoplasm
- Pick out the odd phrase in the list below.
A. Palisade cell
B. Sperm cell
C. Nerve cell
D. Muscle cell
- Choose a neutral substance among the substances W, X, Y, and Z listed below.
A. W = (pH 6.0)
B. X = (pH 10.0)
C. Y = (pH 7.0)
D. Z = (pH 10)
- A weak acid has pH ranging from:
A. 12-14
B. 7-7.9
C. 5-6.9
D. 8-14
- Water that is free of calcium, iron or magnesium is
A. Pure water
B. Sea water
C. Hard water
D. Soft water
- Pure water at sea level boils at:
A. 80°C
B. 90°C
C. 100°C
D. 110°C
- Choose the bond that holds water molecules together.
A. Ionic bond
B. Covalent bond
C. Dative Covalent bond
D. Hydrogen bond
- Select an element that is a metal in the list below.
A. Aluminium
B. Chlorine
C. Silicon
D. Carbon
- One method of preventing rusting is
A. Painting
B. Put it in cans
C. Store under water
D. Cover with a cloth
- The general formula of an Alkane is
A. CnH2n+2
B. CnH2n-1
C. CnH2n+1OH
D. CnH2n+2
- The molecular formula of cooking gas is
A. C4H10
B. C4H8
C. C3H12
D. C6H4
- Pick out producers among the organisms.
A. Humans only
B. Animals
C. Plants
D. Fish
- Choose the appropriate acid-base condition in the stomach.
A. Alkaline
B. Acidic
C. Cold
D. Neutral
