Which of the following combinations may be found in BOTH prokaryotic and eukaryotic cells?

Cell membrane, ribosome and cell wall

Which one of the following statements about the cell membrane is correct?

Some small molecules move passively between phospholipids

What is the correct chemical formula for photosynthesis

6CO2 + 6H2O --(light)--> C6H12O6 + 6O2

Carcinogens are chemicals that

Increase rate of cell division by causing harmful mutations

The synthesis of ATP from ADP and phosphate results

From an input of energy from the breakdown of glucose

Which of the following processes does not require energy?

Uptake of oxygen by red blood cells

Which one of the following does not increase surface area of an exchange surface?

Capillary walls being one cell thick

Photosynthesis, light energy is converted to chemical energy

Which one of the following statements about the structure of an organism is correct?

Tissues consist of different cells with similar functions

The specificity of an enzyme for its substrate is determined by the

structure of the enzyme molecule

Which is present in eukaryotic cells and is best evidence for endosymbiosis?

Double membranes around mitochondria

Crossing over and independent assortment occur during

Meiosis, leading to haploid cells

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Biology Revision

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A biology quiz for revision of the Year 12 Biology basics

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Questions 24

Answers

1
Movement of chloroplasts in plant cells maximises sun exposure. What allows this movement?
Golgi body
Endoplasmic reticulum
Cell membrane
Cytoskeleton
2
Which of the following combinations may be found in BOTH prokaryotic and eukaryotic cells?
Ribosome, cell wall and mitochondria
Cell membrane, cell wall and mitochondria
Cell membrane, ribosome and cell wall
Cell membrane, ribosome, and chloroplast
3
Fertilisation is necessary to
Produce gametes
Increase the chance of survival of offspring
Ensure genetic variation in offspring
restore the diploid number
4
Cellulose is a simple macromolecule made up of
Amino acids
Nucleotides
Simple sugars
Glycogen
5
Which one of the following statements about the cell membrane is correct?
Phospholipids are embedded in layers of protein molecules
Cellulose molecules act as receptors on the membrane surface
Some small molecules move passively between phospholipids
Molecules move passively against the concentration gradient
6
Name the process during protein synthesis in which tRNA transport amino acids to the ribosomes.
Transcription
Translation
Replication
Protein synthesis
7
What is the correct chemical formula for photosynthesis
6O2 + 6H2O --> C6H12O6 + 6CO2
CO2 + H2O --(light)--> C6H12O6 + O2
C6H12O6 + 6O2 --> 6CO2 + 6H2O (+ ATP)
6CO2 + 6H2O --(light)--> C6H12O6 + 6O2
8
Carcinogens are chemicals that
Increase rate of cell division by causing harmful mutations
Decrease rate of cell division by causing harmful mutations
Decrease cell division by causing beneficial mutations
Increase cell division by causing beneficial mutations
9
The synthesis of ATP from ADP and phosphate results
From an input of energy from the synthesis of glucose
In an output of energy from the breakdown of glucose
In an output of energy from the synthesis of glucose
From an input of energy from the breakdown of glucose
10
Which of the following processes does not require energy?
Uptake of oxygen by red blood cells
The movement of the flagellum of a sperm cell
The growth of bacteria cells
The asexual reproduction of a yeast cell
11
Most of the energy that flows through the producers in a community is
Captured in the bonds of chemicals
Transformed in to glucose
lost as heat
Released during cellular respiration
12
Which one of the following does not increase surface area of an exchange surface?
Alveoli in lung tissue
Capillary walls being one cell thick
Microvilli in the small intestine
The length of the nephron tubule
13
In the process of
Photosynthesis, light energy is converted to chemical energy
Photosynthesis, chemical energy is converted to heat energy
Respiration, light energy is converted into chemical energy
Respiration, chemical energy is converted into light energy
14
Which one of the following statements about the structure of an organism is correct?
Nerve and muscle cells have different DNA
Organs consist of one type of tissue with one function
Tissues consist of different cells with similar functions
Respiratory system contains different tissues and DNA
15
What would be the strand of DNA used to make this mRNA molecule? UAC CCG AAU UAG
AUG GGC UUA AUC
UAC CCG AAU UAG
ATG GGC TTA ATC
TAC CCG AAT TAG
16
Cyanide kills by inhibiting the production of ATP. Which organelle is affected by cyanide?
Mitochondrion
Cell membrane
Nucleus
Chloroplast
17
Which of the following mechanisms will not help maintain reproductive isolation?
Gametes unable to fuse successfully to form a zygote
Anatomical differences in the genitals
Different mating behaviour and courting rituals
Similar habitat preference
18
The various types of organisms, including bushes, insects, birds, and trees make up a
Ecosystem
Population
Community
Habitat
19
Which one of the following is present in an onion cell, but not a human muscle cell?
Cellulose
DNA
Lipid
Glycogen
20
Carbohydrates, but not lipids
Consist of amino acids
Contribute to the energy reserves in cells
Contribute to the structural components of organisms
Are a component of DNA
21
The specificity of an enzyme for its substrate is determined by the
active site of the substrate molecule
Temperature the enzyme is operating
structure of the enzyme molecule
concentration of the substrate
22
Which is present in eukaryotic cells and is best evidence for endosymbiosis?
A nucleus
Double membranes around mitochondria
linear DNA molecules in chloroplasts
Folded membranes of endoplasmic reticulum
23
Crossing over and independent assortment occur during
Mitosis, leading to haploid cells
Meiosis, leading to diploid cells
Mitosis, leading to diploid cells
Meiosis, leading to haploid cells
24
The shape of the active site of an enzyme molecule can be altered by
Molecules with a shape complimentary to the substrate
Molecules with a shape similar to the active site
increasing the temperature
Lowering the activation energy

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