WorksheetsF4 BIO CH1
Total questions: 24
Worksheet time: 22mins
According to which category are specimens for example blood, serum and liquid materials disposed of?
Category A
Category B
Category C
Category D
Mr Albert is 70 years old and he has been having hearing problem since 2 years ago. The doctor has referred Mr Albert to a specialist to know the extent of damage to his ears. Which specialist is he referred to?
Biochemist
Physiotherapist
Audiologist
Radiologist
The following subjects are related to biology except
Physiology
Ecology
Cosmology
Microbiology
Which of the careers makes most use of instruments such as X-ray, CT scan and MRI?
Biochemist
Radiologists
Cytologists
Oncologists
What is the biological waste category for sharp materials such as glass, scalpel and needle?
Category A
Category B
Category C
Category D
The following reagents cannot be thrown into the sink except
Mercury
Acetone
Distilled water
Gel material
What is anatomy?
The study of ants
The study of parasites
The study of structure of organisms
The study of the development of the embryo
Where is a safe place to handle dangerous gases such as chlorine, bromine and nitrogen dioxide when conducting experiment?
Laminar flow cabinet
Dark room
Cool room
Fume hood
Which of the following biologists will be most concerned about this?
Ecologist
Zoologist
Biochemist
Biotechnology
Which field of study and career are correctly matched?
Field of study: Ecology
Career: Ethologist
Field of study: Biochemistry
Career: Biochemist
Field of study: Histology
Career: Horticulturist
Field of study: Physiology
Career: Paediatrician
A. Make the spill area a restriction area
B. Scoop the chemical spill
C. Inform the teacher or lab assistant
D. Throw it safely
E. Block the chemical spill from spreading by using sand
State the arrangement of steps to handle general chemical spills.
A,B,C,D,E
B,D,A,E,C
C,A,E,B,D
D,E,B,A,C
You're doing an experiment in the school laboratory. Suddenly, there is a fire. Which of the following is the first step that needs to be done if there is a fire in the laboratory?
Activate the fire alarm system to alert everyone
All the students need to leave the lab immediately, following emergency exit route and assemble at the assigned place
Stop your work immediately, switch off all electrical switches nearby and inform the teachers
Contact the fire department
When a hypothesis is tested several times and found to be true each time, then the hypothesis may be considered a
law
theory
definition
principle
What is the step that comes after collecting the data when carrying out a scientific study?
Data interpretation and result
Planning and running the scientific study
Presenting data that has been collected
Planning the variables and how the method of collecting data
What is the form of data representation that shown above?
Bar chart
Pictogram
Pie chart
Line graph
What is a suitable graph which can be used to study a patient's blood group in a clinic?
Histogram
Bar chart
Flow chart
Line graph
A volume of water is heated in a beaker. The temperature of the water is taken every minute for 10 minutes. The results are shown in the diagram.
Which of the following is the responding variables?
Time
Temperature
Volume of water
Atmospheric pressure
In the field of biology, the observation of an organisms' structure is done based on planes, cuttings and direction. Which of the following is not the name of that plane?
Horizontal planes
Longitudinal planes
Frontal planes
Sagittal planes
What is a suitable form of presentation of data to discuss the differences in the physical structure of the human ear?
Histogram
Line graph
Bar chart
Scatter diagram
Is the intensity of light a factor which affects the rate of photosynthesis?
The above statement is a
theory
definition
hypothesis
problem statement
The factor which is measured and recorded in an experiment is the
constant variable
fixed variable
manipulated variable
responding variable
When forming a hypothesis for an experiment, which variables should be considered?
I. Controlled variable
II. Manipulated variable
III. Responding variable
IV. Constant variable
I and II
II and III
II and IV
III and IV
What are the fixed variables in this experiment?
I. Time for vitamin C intake
II. Type of vitamin C
III. Dosage of vitamin C per intake
IV. Fitness level of student
I and II
II and III
I and IV
II and IV
Problem statement: Are the bean sprout shoots growing towards the light?
Based on the statement, what is the responding and fixed variable for that experiment?
Responding: Direction of growth of bean sprout shoots
Constant: Type of bean sprouts
Responding: Type of bean sprouts
Constant: Direction of growth of bean sprout shoots
Responding: Type of bean sprouts
Constant: Presence of light
Responding: Presence of light
Constant: Type of bean sprouts
