This test covers the topic of Bacteria. Designed for high school students it has sixty marks allocated to it. The style and ability of the questions varies to really test the students' exam skills.
1. This question paper consists of 16 pages with 7 questions. Please
check that your question paper is complete.
2. Answer ALL the questions.
3. Number your answers exactly as they appear in the question paper.
4. It is in your own interest to write legibly and to present your work
neatly.
5. 1. Show all the formulas and equations you may use.
2. Show all calculations and round off answers to 2 decimal places.
All answers should have the correct units.
6. A non-programmable scientific calculator may be used.
7. Please complete all diagrams/graphs in PENCIL.
___________________________________________________________________
MCQ
,Four options are provided as possible answers to the following questions. Each
question has only ONE correct answer. Choose the answer and write just its
letter on your answer paper. Next to question number.
1(i)
A
The arrow marked ‘A’ is pointing to the?
A) The flagella
B) Cell wall
C) Ribosomes
D) Plasma membrane
1(ii)
Which fact below is correct regarding DNA?
A) DNA is a single helix molecule.
B) DNA is a double helix molecule.
C) DNA is only found in humans.
D) DNA is made of two types of nucleotides.
1(iii)
Which of the following diseases is caused by a bacterium?
A) Tuberculosis
B) Shingles
C) Ringworm
D) Influenza
1(iv)
, Respiration is a
A) Chemical reaction
B) Physical reaction
C) Anaerobic only in humans.
D) Aerobic only in humans.
1(v)
ATP stands for?
A) Adenosine tri potassium
B) Adenosine triphosphate.
C) Acetone triphosphate.
D) Adenosine tri palladium
1(vi)
Immunity means an organism is.
A) More likely to contract a particular infection.
B) Resist a particular infection.
C) Have few white blood cells.
D) Have had a particular infection.
1(vii)
Which of the following is a species?
A) Fungi
B) Plant
C) Monera
D) Canis lupus
1(viii)
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