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WorksheetsForm6T1C2: STRUCTURE OF CELLS AND ORGANELLES
Total questions: 36
Worksheet time: 25mins
Bounded by a plasma membrane.
They do not have a membrane-bounded nucleus.
Usually have a cell wall and ribosome.
May have flagella.
Prokaryotic cells
Eukaryotic cells.
Ukayotic cells.
Pokayotic cells
Have a membrane-bound nucleus and cytoplasm.
Fluid component of the cytoplasm is the cytosol.
Proqaryotic cells
Ekaryortic cells
Eukaryotic cells
Prokaryotic cells
Which of the following characteristics is not shared by prokaryotes and eukaryotes?
[STPM 2006/P1/Q5]
(Please refer to Ace Ahead STPM Biology First Term Third Edition/Chapter 2/page 46)
Genetic code
Mechanism for photosynthesis
Nucleus separated from cytoplasm
Mechanism for transcription and translation
Site for the synthesis of lipids and detoxifying enzymes.
Rough ER
Smooth ER
The Golgi apparatus consists of stack of flattened membranous sacs called _____.
cytosol
cisternae
cristae
stroma
Which of the following statements about prokaryotic cell is correct?
The cell has smooth and rough endoplasmic reticulum.
The cell wall is made up of chitin.
The DNA is linear.
The cytoplasm has a simple protein network.
The ________ provides structural support and functions in cell movement, including transport of materials in the cell.
cytoskeleton
centriole
xylem
phloem
The epithelial tissue that is found in the intestinal lining is
Stratified squamous
Simple squamous
Columnar
Cuboidal
The functions of the centrioles is
to hold together the sister chromatids of a chromosome
to break down the nuclear membrane
to help in the pairing of homologous chromosomes
to organise the microtubules to form spindle fibres
Which of the following is the reason that the pH of the intermembrane space is lower than that of the matrix of the mitochondria?
Due to high concentration of H+ because of chemiosmosis
Due to high concentration of pyruvic acid in the matrix
Due to high concentration of ATP
Due to the accumulation of lactic acid during anaerobic respiration
Which of the following cells have extensively developed smooth endoplasmic reticulum? (choose 2 answers)
Adrenal cortex
Pancreas
Liver
Salivary gland
Which of the following is not correctly matched? (choose 2 answers)
Ribosome
Helps in the synthesis of protein.
Golgi apparatus
To process and to pack protein for secretion.
Mitochondrion
As a site for cyclic and non-cyclic photophosphorylation.
Nucleus
To produce secretory vesicles.
Which of the following information describes whether a cell is prokaryotic or eukaryotic?
The presence or absence of a rigid cell wall.
Whether or not the cell is partitioned by internal membrane.
The presence or absence of ribosomes.
Whether or not the cell contains DNA.
Which of the following heals the quickest after an injury?
(Please refer to Ace Ahead STPM Biology First Term Third Edition/Chapter 2/page 86)
Bone
Epithelium
Cartilage
Muscle
Which protein subunits regarding cytoskeleton fibres are correct?
[STPM 2010/P1/Q4]
(Please refer to Ace Ahead STPM Biology First Term Third Edition/Chapter 2/page 68)
A
B
C
D
The axon of a neurone is usually covered by
(Please refer to Ace Ahead STPM Biology First Term Third Edition/Chapter 2/page 93)
nodes of Ranvier
a myelin sheath
a membrane
the neurilemma
Chlorophyll is the ________ pigment found in the thylakoid membranes that traps light energy during photosynthesis.
yellow
red
white
green
Which of the following would be more prominent in a secretory cell than in a non-secretory cell?
(Please refer to Ace Ahead STPM Biology First Term Third Edition/Chapter 2/page 63)
Ribosomes
Pinocytic cell
Nucleoli
Golgi apparatus
Which of the following possess membrane-bound structures showing a '9 + 2' arrangement of tubules?
(Please refer to Ace Ahead STPM Biology First Term Third Edition/Chapter 2/page 70)
A neuron
A striated muscle cell
A gland cell
A ciliated epithelial cell
Which of the following organelles always contain DNA?
(Please refer to Ace Ahead STPM Biology First Term Fourth Edition/Chapter 2/page 48)
Lysosome
Mitochondrion
Ribosome
Golgi apparatus
What is an advantage of using transmission electron microscope to study cell organelles?
It has a high resolution
It requires a relatively simple preparation of the specimen
It does not require any special technical skill to operate.
It can be used to examine three-dimensional structure of organelles.
Which is not true of a mitochondrion?
It is the site of the Krebs cycle.
It contain DNA.
It possesses two layers of membranes.
The folded inner membrane is called thylakoid.
Formed from subunits of actin and are important in cell movements.
Microfilaments
Microtubules
Intermediate filaments
Stable structures that strengthen the cytoskeleton as well as stabilise the shape of cell.
Macrofilament
Microfilament
Intermediate filaments.
Intramediate filament
Ground tissue consists of three tissues with various functions. (Choose three tissues)
Parenchyma tissue
Collenchyma tissue
Sclerenchyma tissue
Selerenchyma tissue
____________ tissue conducts substances throughout the plant body and provides strength and support.
Ground
Epithelial
Vascular
Nervous
Conducts water and dissolved nutrient minerals.
(Tracheids and vessel elements)
Xylem
Phloem
Conducts sugar in solution.
(Sieve tube elements)
Xylem
Phloem
The epidermis in herbaceous plant body secretes a layer of wax called ________.
meristems
stomata
cuticle
Gas exchange between the interior of the plant and the surrounding atmosphere occurs through ________.
cuticle
stomata
xylem
phloem
Growth in plants occur in specific regions called __________.
(Apical & Lateral)
meristem
stomata
filament
vacuole
Found at the root tips and shoots as well as within the buds of stems.
Apical meristems
Lateral meristem
Which are the vascular cambium and the cork cambium, are responsible for secondary growth, which increases the stem and root girth (thickness).
Apical meristems
Lateral meristems
This tissue is composed of neurones, which are cells specialised for transmitting impulses and neuroglia, which supporting cells.
Epithelial tissues
Connective tissues
Nervous tissue
Muscular tissue
Secrete and maintain the matrix of bone.
Osteocytes
Osteoblasts
lamellae
leucocytes
Release hormones into the blood or interstitial fluid.
Endocrine glands
Exocrine glands
Sweat glands
