Movement, Reproduction, Sensitivity, Nutrition, Excretion, Respiration and Growth
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What is an organism?
A living thing
2 of 27
What instrument would you use to look at a cell?
A microscope (if you stain them first it helps you to see them)
3 of 27
Name three parts that both plant and animal cells have.
A nucleus, Cytoplasm, Cell membrane
4 of 27
Name three parts of a cell that only plant cells have.
Cell wall, Vacuole, Chloroplasts
5 of 27
What does 'cell specialism' mean?
It means that different cells all have a particular job in an organism
6 of 27
Give five examples of specialised cells and what they are designed for.
Sperm cell- to fertilise eggs, Ovum cell- to be fertilised, Palisade cell- for photosynthesis, Cilia cell- to stop lung damage, Root hair cell- for absorbing
7 of 27
Why do sperms need a tail?
It provides movement so it can swim and find an egg to fertilise
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What do Cilia cells protect?
The nasal passageways and other parts of the respiratory tract
9 of 27
Why do Ova have a food store?
It's needed for the developing young organism, once it's fertilised
10 of 27
What is tissue?
When a group of similar cells come together
11 of 27
What is an organ?
A group of different tissues working together
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What is an organ system?
Where a group of organs work together
13 of 27
Name four main organs of a plant and say what they do.
Flower- attracts insects needed to carry pollen between plants. Stem-carries water and minerals to the leaves and food around the plant. Leaves- the organs of photosynthesis, they make all the food that the plant needs. Roots- provides anchorage
14 of 27
What is the name of the green pigment that is present in all leaves?
Chlorophyll
15 of 27
Which part of the plant is important for reproduction?
The flower
16 of 27
What two things do the roots take in?
Water and minerals
17 of 27
What is the name of the process which takes place in every cell, releasing energy?
Respiration
18 of 27
Name the nine major organ systems of the human body.
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