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WorksheetsTEST 1 (CHAPTER 1 - CHAPTER 4)
Total questions: 60
Worksheet time: 45mins
Histology is the study of ..
Fossils
Function and structure of cells
History in biological findings
Tissues in organisms
In order to examine the blood of Covid-19 patient, the hospital should conduct it in ..
Fume hood
Laminar flow cabinet
Lab
Biological safety cabinet
How to manage the cancerous tissues that was removed after surgery?
Decontaminate it by autoclaving before disposal & must be disposed immediately
Wrap it in absorbent material then put it into yellow biohazard plastic bag & frozen
Pack it in yellow biohazard plastic bag then sterile it in autoclave for decontamination before put it into yellow biohazard bin
Cover with absorbent material and store it in frozen room
Which one is the mistake in drawing biological specimens?
Using color pencils to shade the different parts
Use ruler to make sure the line is continuous and clear
The label lines must not be crossed to each other & no arrowhead
The drawing must have title and magnification
What is the name of that plane?
Frontal plane
Sagittal plane
Horizontal plane
Vertical plane
What is the type of cutting section shown by the diagram?
Cross section
Vertical section
Longitudinal section
Horizontal section
Why the blood vessel was named as ‘superior vena cava’ ?
Because that blood vessel carrying deoxygenated blood into the right atrium of heart from the upper parts of the body
Because that blood vessel carrying deoxygenated blood into the right atrium of heart from the lower parts of the body
Because that blood vessel carrying oxygenated blood into the right atrium of heart from the upper parts of the body
Because that blood vessel carrying oxygenated blood into the right atrium of heart from the lower parts of the body
The ears of animals are located at ______ part of body
Dorsal
Ventral
Anterior
Posterior
A group of students carried out an experiment to determine the amount of water intake that affect the amount of urine produced. They use a volunteer to drink mineral water with volume 100 ml, 200 ml and 300 ml with time lapse 30 minutes.
What is the responding variable for this experiment?
Volume of mineral water
Amount of urine produced
Time lapse
The volunteer
The following information is about the characteristics of organelle Y.
· Spherical in shape
· Contains the heredity material
What is the function of organelle Y?
Site of synthesis of lipid
Site of synthesis of proteins
Carries out photosynthesis
Controls the cellular activities
What is X structure in figure above?
Vacuole
Nucleus
Chloroplast
Mitochondrion
Diagram below shows the structure of a plant cell.
Which of the following is true about X ?
Gel-like medium
Elastic
Semipermeable
Fully permeable
Which of the following organelles have a double-membrane structure? Organelles are the cell components in the cytoplasm.
I. Nucleus III. Mitochondria
II. Chloroplast IV. Rough endoplasmic reticulum
I and II
I, II and III
II, III and IV
I, II, III and IV
Which organ consists of cells which have the highest density of rough endoplasmic reticulum ?
Brain
Heart
Kidney
Stomach
· A membrane enclosed sac
· Contains hydrolytic enzymes
· A large number are found in white blood cells
The above characteristics describe a
Nucleus
Lysosome
Mitochondrion
Golgi apparatus
Figure below shows an organelle in cell.
The absence of the organelle will cause a cell unable to
carry out cell division
carry out photosynthesis
generate energy
synthesis protein
Based on the structures, identify animal cells.
W and X only
Y and Z only
W, X and Y only
W, X and Z only
Figure below shows a mustard green. When that vegetables are cut into small pieces, the fluid that is released comes from
nucleus
chloroplast
cell vacuoles
mitochondrion
What is the most probable function of the organelle Y ?
ingest external fluid droplets
to manufacture secretory products
to increase the area of the endoplasmic reticulum
to prevent digestion of the cell by its own enzymes
Which of the following organelles is responsible for the synthesis and transport of steroids and lipid in the cell?
Golgi apparatus
Rough endoplasmic reticulum
Smooth endoplasmic reticulum
Ribosome
The table shows the differences observed between cell A and cell B. Which of the following statement are correct ?
I. Cell A is a pancreatic cell.
II. Cell B is a nerve cell.
III. Cell A produces extracellular enzymes.
IV. Cell B uses energy to conduct impulses.
I and III only
I and IV only
II, III and IV only
I, II, III and IV
An athlete intends to take part in the marathon event in the Olympic Games. He begins his endurance training on day X.
Which graph shows the changes in the number of mitochondria in the muscle cells of his leg ?
A meristem cell undergone differentiation and formed a xylem cell. Which of the organelles below are not found in the matured xylem cell
I. nucleus II. chloroplast III. mitochondrion
l and lll
l and lll
ll and lll
l, ll and lll
Diagram below shows structure P in a cell which is involved in producing extracellular enzymes.
What will happen if structure P fails to fuse with the Golgi apparatus ?
Proteins are denatured
Proteins are hydrolysed
Proteins are not modified
Proteins are not synthesized
What would happen to an animal cell if the centrioles were removed ?
The cell will not be able to move.
The cell will not be able to divide.
The cell will not be able to produce proteins.
The cell will not be able to secrete enzymes.
Figure below shows a process carried out by an Amoeba sp. What is the process?
binary fission
phagocytosis
diffusion
osmoregulation
Which of the labelled parts A, B, C or D performs osmoregulation ?
A
B
C
D
The term “internal environment” refers to
the cytoplasm of the cell
the nutrients that need to be supplied to the cells
the fluids in the body that surround and bathe the cells
the waste products in the blood that need to be carried away
Figure shows a part of a plasma membrane. Which component is the hydrophilic of phospholipids ?
A
B
C
D
Which of the following is not a component of cell membranes?
Lipid
Protein
Nucleic acid
Carbohydrate
Which of the following statement is true about plasma membrane?
Selectively permeable.
Lipid bilayer and protein molecules are static.
Allows only water and glucose molecules to pass through.
The fluid mosaic model is made up a bilayer with amino acids scattered in it.
A solution has higher concentration compare to the cell sap. This solution is
hypotonic
hypertonic
Isotonic
turgid
Which of the statement explain the phenomena?
water molecules move out from the red blood cell
water molecule move into the red blood cell
glucose molecule move out from the red blood cell
glucose molecule move into the red blood cell
Which of the following processes involves active transport?
Absorption of digested food in the villus.
Absorption of water by root hair cells of a plant.
Gas exchange between the alveoli and blood capillaries.
Absorption a solution in which has the same ions of solute as another solution of ions by root hair cells of a plant
Figure below shows a strip of a mustard green after it has been immersed in solution Z.
Which of the following is solution Z?
0.1% salt solution
Distilled water
1.5% sucrose solution
30% sucrose solution
Figure shows the visking tube which filled with distilled water and soaked into salt solution.
What is the observation after 20 minutes?
Visking tube will swell.
No change occurred.
Visking tube will shrink.
Visking tube will burst
Three 60 mm strips of potato were immersed into three different types of solution.
Panjang jalur kentang
Length of potato
strip
After one hour the length of the strips is recorded and the graph is plotted as shown.
Which of the following shows the correct result?
1-distilled water, 2- 5% sucrose solution, 3 - 20% sucrose solution
3-distilled water, 1- 5% sucrose solution, 2 - 20% sucrose solution
2-distilled water, 1- 5% sucrose solution, 3 - 20% sucrose solution
3-distilled water, 2- 5% sucrose solution, 1 - 20% sucrose solution
Human red blood cell is placed in 5% sodium chloride solution. In which direction does water move and what is the effect on the red blood cell?
A
B
C
D
An experiment is carried out to study the movement of substances across the Visking tube. The results of the Benedict’s test and iodine test at the beginning and at the end of the experiment are shown in table.
What inference can be made from the experiment?
The visking tube is permeable to starch molecules.
The visking tube is permeable to glucose molecules.
The visking tube is permeable to both glucose and starch.
The visking tube is not permeable to glucose and starch molecules
Figure shows the structure of a plant cell before and after it has been immersed in solution P.
What is solution P, X and the process that takes place in the plant cell?
P- distilled water, X- 10% sucrose solution, Process-plasmolysis
P- distilled water, X- distilled water, Process-deplasmolysis
P- 10% sucrose solution, X- 10% sucrose solution, Process-plasmolysis
P- 15% sucrose solution, X- distilled water, Process-haemolysis
An experiment was carried out as shown in figure above. The apparatus were left aside for 90 minutes. Which statement is not true about the result of the experiment ?
I. Visking tubing becomes softer.
II. The weight of Visking tubing decreases.
III. If the distilled water is tested with a Benedict reagent, the solution remains blue
IV. If the distilled water is tested with an iodine solution, a blue-black colour is obtained.
I, II and III
I, II and IV
I, III and IV
II, III and IV
Which of the following are substances P and Q.
P- vitamin K, Q- potassium ion
P- glucose, Q- amino acid
P- potassium ion, Q- glucose
P- amino acid, Q- water
Figure shows the condition of a mustard green stem put in 30% sucrose solution for 10 minutes.
Which of the following shows the condition of this mustard green stem after putting it into distilled water ?
Figure below shows the percentage of red blood cells undergoing haemolysis in various concentration of salt solution.
Which of the following statements is true ?
C1 is isotonic to the red blood cells.
C3 is hypertonic to the red blood cells.
At C5, same number of water molecules moving in and out of the red blood cells.
At C6, more water molecules moving in than those moving out of the red blood cells.
Diagram below shows two different concentrations of sucrose solution separated by semi-permeable membrane.
Which of the following does not happen when an equilibrium is reached ?
The osmotic concentration in both P and Q are the same.
The solution level in Q is lower than the solution level in P.
Both P and Q have the same total number of sucrose molecules.
The water molecules in both P and Q move across the semi-permeable membrane at the same rate.
What causes the formation of sucrose solution in the cavity of the potato ?
Sucrose solution from the potato moved into the cavity by diffusion.
Sucrose molecules from the cavity moved into the potato by diffusion.
Water molecules from the distilled water moved into the potato by osmosis.
Water molecules from the potato moved into the cavity by osmosis.
Which of the following statements is true about active transport ?
The net movement of molecule or ions from a higher concentration to a region of lower concentration.
The water molecules move from a region of higher concentration to a region of lower concentration across the plasma membrane.
The movement of molecules or ions from a region of higher concentration to a region of lower concentration across the plasma membrane that requires ATP.
The movement of molecules or ions from a region of lower concentration to a region of higher concentration across the plasma membrane that requires ATP.
Which of the followings is not the importance of water?
Water is a medium for most biochemical reactions.
Water is transport medium in the blood, lymphatic, excretory and digestive system.
Water helps in lubrication, assists the movement of food substances in the intestinal tract.
Water molecules have high surface tension, transport water through the vascular tissues in plant.
What are food classes X and Y?
X- carbohydrate, Y- lipid
X- lipid, Y- protein
X- protein, Y- carbohydrate
X- protein, Y- lipid
Which of the following monosaccharide combinations produces sucrose?
Glucose + fructose
Glucose + galactose
Fructose + galactose
Glucose + glucose
What is process X?
Dialysis
Hydrolysis
Condensation
Assimilation
The following information refers to a molecule P
- has sweet taste
- can be crystallize
- Soluble in water
- Hydrolysis of one molecule P produces two glucose molecules.
What is molecule P?
starch
lactose
sucrose
maltose
Figure below shows a structure of organic compounds that found in cells.
Name the compound.
Lipid
Protein
Nucleic acid
Carbohydrate
Which of the following is not true about saturated fats and unsaturated fats ?
Saturated fats are more likely to solidify at room temperature.
Saturated fats contain more cholesterol compared to unsaturated fats.
Saturated fats contain less hydrogen atoms compared to unsaturated fats.
Saturated fats do not contain double bonds while unsaturated fats have at least one double bond.
What is substance P?
Glyceride
Diglyceride
Triglyceride
Monoglyceride
State the factors that affect the changes of structure protein A to structure protein B.
I. pH
II. temperature
III. salt concentration
IV. humidity
I only
II only
I, II only
I, II, III and IV
Figure below shows the structure of DNA. Identify the correct match of structural P, Q, and R.
P- Phosphate group, Q- Nitrogenous base, R- Pentose sugar
R- Phosphate group, P- Nitrogenous base, Q- Pentose sugar
Q- Phosphate group, R- Nitrogenous base, P- Pentose sugar
P- Phosphate group, R- Nitrogenous base, Q- Pentose sugar
Protein and lipid are needed to build structure X while carbohydrate is needed to build structure Y. What are structures X and Y ?
X- plasma membrane, Y- cell wall
X- mitochondrion, Y- endoplasmic reticulum
X- cell wall, Y- mitochondrion
X- endoplasmic reticulum, Y- cell wall
Which of the following are lipids?
I. Waxes
II. Steroids
III. Glycogen
IV. Phospholipids
I and II
III and IV
I, II and IV
I, III and IV
The diagram shows the invasion of virus on host cell. What happened to the DNA of the host cell?
Remain
Genetically modified
Destroyed
Turned into RNA
