The Cellular Basis of Life (Leaving Cert Biology): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
Who first discovered cells and coined the term 'cell' in 1665?
Who first discovered cells and coined the term 'cell' in 1665?
Robert Hooke
Which two German scientists proposed in the 1830s that all living organisms are made of cells?
Which two German scientists proposed in the 1830s that all living organisms are made of cells?
Schleiden and Schwann
According to cell theory, where do all new cells come from?
According to cell theory, where do all new cells come from?
Pre-existing cells
Why are unicellular organisms limited in size?
Why are unicellular organisms limited in size?
Surface area to volume ratio
Approximately how many cells does the human body contain?
Approximately how many cells does the human body contain?
30 trillion cells
What is the maximum magnification of a light microscope?
What is the maximum magnification of a light microscope?
×1500
What is the maximum magnification that electron microscopes can achieve?
What is the maximum magnification that electron microscopes can achieve?
×100000
If a cell is 0.05 mm and appears 25 mm in an image, what is the magnification?
If a cell is 0.05 mm and appears 25 mm in an image, what is the magnification?
×500
Which organelle is the control centre of the cell and contains chromosomes?
Which organelle is the control centre of the cell and contains chromosomes?
Nucleus
What is the cell wall of plant cells made from?
What is the cell wall of plant cells made from?
Cellulose
Which structure in plant cells contains chlorophyll and carries out photosynthesis?
Which structure in plant cells contains chlorophyll and carries out photosynthesis?
Chloroplasts
What key difference exists between vacuoles in animal and plant cells?
What key difference exists between vacuoles in animal and plant cells?
Animals small, plants one large