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5103915
20 Biology Questions
Descripción
just some entirely random questions on biology
Sin etiquetas
biology
a level
Test por
leggy eggy
, actualizado hace más de 1 año
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Creado por
leggy eggy
hace alrededor de 8 años
7
1
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Resumen del Recurso
Pregunta 1
Pregunta
What are lipids built from?
Respuesta
Long chains of amino acids
Glycerol and fatty acids
Maltose
Pregunta 2
Pregunta
What is urine made of?
Respuesta
Water, urea, salts
Water, urea, glucose
Water, urea, glucose, salts
Pregunta 3
Pregunta
What is the only part of the carbon cycle that removes carbon dioxide from the atmosphere?
Respuesta
Decomposition
Respiration
Photosynthesis
Pregunta 4
Pregunta
About how much energy is transferred from one trophic level to the next?
Respuesta
15%
10%
25%
Pregunta 5
Pregunta
The right ventricle pumps deoxygenated blood to the lungs through the...
Respuesta
Pulmonary artery
Vena cava
Pulmonary vein
Pregunta 6
Pregunta
What colour will a sample turn if iodine solution is added to it and it contains starch?
Respuesta
Brick red
Blue-black
Brown
Pregunta 7
Pregunta
What are the pairs of bases in DNA?
Respuesta
A & T, and C & G
A & G, and C & T
A & C, and T & G
Pregunta 8
Pregunta
What is the function of the conjunctiva in the eye?
Respuesta
To control the amount of light that enters the eye
To lubricate and protect the surface of the eye
To focus on nearby and far away objects
Pregunta 9
Pregunta
What is your genotype?
Respuesta
The alleles you have
The number of chromosomes in your cells
The characteristics you display
Pregunta 10
Pregunta
What is a pathogen?
Respuesta
The plant growth hormone
An organism that lives off another organism
An organism that causes disease
Pregunta 11
Pregunta
Which organisms can be pathogens?
Respuesta
Bacteria and viruses
Bacteria, fungi, viruses and protocti
Bacteria, viruses and plants
Pregunta 12
Pregunta
What are platelets?
Respuesta
A type of white blood cell
The liquid substance in blood
Small fragments of cells in blood
Pregunta 13
Pregunta
What is the function of platelets?
Respuesta
To destroy pathogens
To help with blood clotting
To carry oxygen through the bloodstream
Pregunta 14
Pregunta
What do xylem tubes transport?
Respuesta
Water and mineral salts
Sugars and amino acids
Water and amino acids
Pregunta 15
Pregunta
How does ADH control water content?
Respuesta
Suppresses the nerves that tell the brain when the bladder is full
Makes the nephrons more permeable
Prevents too much water being absorbed in the large intestine
Pregunta 16
Pregunta
Which of these does a red blood cell have?
Respuesta
Cell membrane
Nucleus
Cell wall
Pregunta 17
Pregunta
How much energy does anaerobic respiration produce compared to aerobic respiration?
Respuesta
More
Less
The same amount
Pregunta 18
Pregunta
Chemical fertilizers can cause _____ which can cause fish to die
Respuesta
Acid rain
Eutophication
Sedimentation
Pregunta 19
Pregunta
Where in the nephron is glucose reabsorbed?
Respuesta
Collecting duct
Bowman's capsule
Proximal convoluted tubule
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