20 Biology Questions

leggy eggy
Quiz by leggy eggy, updated more than 1 year ago
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just some entirely random questions on biology
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Question 1

Question
What are lipids built from?
Answer
  • Long chains of amino acids
  • Glycerol and fatty acids
  • Maltose

Question 2

Question
What is urine made of?
Answer
  • Water, urea, salts
  • Water, urea, glucose
  • Water, urea, glucose, salts

Question 3

Question
What is the only part of the carbon cycle that removes carbon dioxide from the atmosphere?
Answer
  • Decomposition
  • Respiration
  • Photosynthesis

Question 4

Question
About how much energy is transferred from one trophic level to the next?
Answer
  • 15%
  • 10%
  • 25%

Question 5

Question
The right ventricle pumps deoxygenated blood to the lungs through the...
Answer
  • Pulmonary artery
  • Vena cava
  • Pulmonary vein

Question 6

Question
What colour will a sample turn if iodine solution is added to it and it contains starch?
Answer
  • Brick red
  • Blue-black
  • Brown

Question 7

Question
What are the pairs of bases in DNA?
Answer
  • A & T, and C & G
  • A & G, and C & T
  • A & C, and T & G

Question 8

Question
What is the function of the conjunctiva in the eye?
Answer
  • 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

Question 9

Question
What is your genotype?
Answer
  • The alleles you have
  • The number of chromosomes in your cells
  • The characteristics you display

Question 10

Question
What is a pathogen?
Answer
  • The plant growth hormone
  • An organism that lives off another organism
  • An organism that causes disease

Question 11

Question
Which organisms can be pathogens?
Answer
  • Bacteria and viruses
  • Bacteria, fungi, viruses and protocti
  • Bacteria, viruses and plants

Question 12

Question
What are platelets?
Answer
  • A type of white blood cell
  • The liquid substance in blood
  • Small fragments of cells in blood

Question 13

Question
What is the function of platelets?
Answer
  • To destroy pathogens
  • To help with blood clotting
  • To carry oxygen through the bloodstream

Question 14

Question
What do xylem tubes transport?
Answer
  • Water and mineral salts
  • Sugars and amino acids
  • Water and amino acids

Question 15

Question
How does ADH control water content?
Answer
  • 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

Question 16

Question
Which of these does a red blood cell have?
Answer
  • Cell membrane
  • Nucleus
  • Cell wall

Question 17

Question
How much energy does anaerobic respiration produce compared to aerobic respiration?
Answer
  • More
  • Less
  • The same amount

Question 18

Question
Chemical fertilizers can cause _____ which can cause fish to die
Answer
  • Acid rain
  • Eutophication
  • Sedimentation

Question 19

Question
Where in the nephron is glucose reabsorbed?
Answer
  • Collecting duct
  • Bowman's capsule
  • Proximal convoluted tubule
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