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WorksheetsBIO41 EOT Revision 2
Total questions: 23
Worksheet time: 15mins
What is the correct name for the microscope lens labeled with the letter A?
Binocular
Condensor
Objective
Ocular
Which of the following structures is NOT found in both prokaryotic and eukaryotic cells?
DNA
ribosomes
mitochondria
cell membrane
In the diagram below, the structure labeled A is ____________.
lipids
proteins
carbohydrates
cholesterol
Which of the following is NOT TRUE for the diagram below?
Shows active transport
It represents a protein channel
requires no energy
Shows facilitated transport
Active transport is the movement of ____________ from ___________ concentration to _____________ concentration.
particles, low, high
solutes, high, low
water, high, low
water, low, high
What is the nature of molecule X in the diagram?
Lipids
Proteins
Carboydrates
Nucleic acids
Part 1 is known as the___________ site.
active
enzyme
energy
regulatoy
The major function(s) of lipids include(s) (select more than one answer)
storing energy
serving as hormones
structural components of cellular membranes
transport substances across the plasma membrane
Structure 1 is the ___
cell membrane
cell wall
cytoplasm
cytoskeleton
Structure 2 is the ___
cell membrane
Golgi apparatus
mitochodria
chloroplast
Structure 5 is the ___.
lysosome
centrioles
large central vacuole
nucleus
Monomer (building block 1) belongs to ____.
proteins
carbohydrates
lipids
nucleic acids
Which building block belongs to nucleic acids?
1
2
3
4
Xylem tissue is important to plants because it _____________.
can conduct water over long distances
allows nutrient to diffuse into the roots
carries carbohydrates to all parts of the
plant
allows plants to reproduce in dry
environments
Which of the following statements is/are TRUE for structure X in the figure below? Select more than one answer.
It conducts water and minerals
It controls the size of stomata
It is called guard cell
It is made up of wax
Which adaptations of a root hair cell makes it suitable for water uptake?
The presence of a cuticle
Thin permeable membrane
Thick cell wall
High number of chloroplasts
Which of the following is/are correct about the function of stems in plants? Select more than one answer.
Contain vascular bundles that transport material throughout the plant
Support the leaves and flowers
Transport sugar back to the roots
Absorb water from the soil
The growth of plant stems towards the sun is an example of ____________________.
Gravitropism
Phototropism
Thigmotropism
Thermotropism
Gravitropism ensures that the plant ______________.
grows roots into the soil
drops its leaves in the winter
makes green and yellow pigments
has shoots that grow toward the soil
Hormones that stimulate cell elongation and are produced in the rapidly growing region near the tip of the plant’s stem are called______________.
auxins
ethylene
cytokinin
gibberellin
A student uses a microscope to look at some cells from an organ found in a plant. The diagram shows what
the student observes through the microscope. One cell has been labeled X. Identify the cell labeled X.
Spongy mesophyll
Palisade mesophyll
epidermis
guard cell
Which type of tissue does X belong to?
Ground
Mesophyll
Vascular
Dermal
Which step of bone repair is occurring in the figure?
A mass of clotted blood is forming between the two bones.
Osteoblasts are forming new bone tissue.
Connective tissue forms between the two bones and a callus forms.
Bone marrow is formed between the two bones.
