Life Science 2022 Paper1 November SECTION A 1.1
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Question 1 of 10
1. Question
QUESTION 1
1.1 Various options are provided as possible answers to the following questions.
Choose the answer and write only the letter (A–D) next to the question
numbers (1.1.1 to 1.1.10) in the ANSWER BOOK, e.g. 1.1.11 D. This is how your intrcutions will be in the exam, For this exam practice, just select the correct answer.1.1.1
Which ONE of the following maintains the shape of the eyeball?CorrectIncorrect -
Question 2 of 10
2. Question
1.1.2
The choroid …CorrectIncorrect -
Question 3 of 10
3. Question
1.1.3
Which ONE of the following occurs immediately after fertilisation?CorrectIncorrect -
Question 4 of 10
4. Question
1.1.4
On a hot day …CorrectIncorrect -
Question 5 of 10
5. Question
1.1.5
The normal site of fertilisation in a human female is the …CorrectIncorrect -
Question 6 of 10
6. Question
1.1.6
Which ONE of the following best describes the events of
accommodation when a person is viewing an object that is less
than 6 m away?
CorrectIncorrect -
Question 7 of 10
7. Question
QUESTIONS 1.1.7 AND 1.1.8 ARE BASED ON THE DIAGRAM OF THE
NEURON BELOW.
1.1.7
The axon is represented by structure …CorrectIncorrect -
Question 8 of 10
8. Question
QUESTIONS 1.1.7 AND 1.1.8 ARE BASED ON THE DIAGRAM OF THE
NEURON BELOW.
1.1.8
Which labelled part affects the speed of impulse transmission?CorrectIncorrect -
Question 9 of 10
9. Question
QUESTIONS 1.1.9 AND 1.1.10 REFER TO THE DIAGRAM BELOW THAT
SHOWS AN INVESTIGATION DONE TO DETERMINE THE EFFECT OF
AUXINS ON TROPISM.
The procedure was as follows:
A pot plant was placed on a stationary clinostat.
The plant was exposed to light from all directions.
The growth was then observed after few days.
The diagram below shows the set-up of the investigation.
The results after a few days showed the stem growing upwards.
1.1.9
Which ONE of the following is an explanation of the results?CorrectIncorrect -
Question 10 of 10
10. Question
QUESTIONS 1.1.9 AND 1.1.10 REFER TO THE DIAGRAM BELOW THAT
SHOWS AN INVESTIGATION DONE TO DETERMINE THE EFFECT OF
AUXINS ON TROPISM.
The procedure was as follows:
A pot plant was placed on a stationary clinostat.
The plant was exposed to light from all directions.
The growth was then observed after few days.
The diagram below shows the set-up of the investigation.
The results after a few days showed the stem growing upwards.
1.1.10
A control for the same investigation was set up by putting an
identical pot plant on a rotating clinostat.
Which ONE of the following would be the expected results
observed after a few days?CorrectIncorrect
