Biology Flash Cards

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What are the seven life processes?
MRS GREN
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What is the job of the cytoplasm?
All cell activities happen here
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What is the formula for total magnification?
Objective Lens x Eyepiece lens
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What is the job of the cell surface membrane?
Controls what goes sin and out of the cell
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What is the job of chloroplasts?
To trap sunlight for photosynthesis. Contain chlorophyll.
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What is a tissue?
A group of cells doing the same thing.
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What is an Organ?
A group of tissues working together to do a job.
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What does the rectum store?
Waste material excreted by liver and unwanted food.
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What does the small intestine do?
Breaks up food to absorb its nutrients.
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What does the large intestine do?
Removes water from unwanted food.
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What three organs does the breathing system contain?
Trachea,lungs
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What two organs does the nervous system contain?
Brain, spinal cord, nerves
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Name one adaptation of a sperm cell?
Any that applies.
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What is the job of the placenta?
Supplies baby with oxygen and nutrients from food.
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Why might a baby be born prematurely?
When a mother smokes or drink too much (damages placenta).
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How do you know when a mother is in labor?
Uterus starts contarctions.
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From what ages do children go through puberty?
10-14 years old.
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When does puberty normally stop.
18 years old.
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What does breast milk contain?
Nutrients and antibodies for baby.
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Name 5 changes boys go through during puberty?
Any that apply.
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Name 5 changes girls go through during puberty?
Any that apply
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What is external fertilisation?
When fertilisation happens outside the female.
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Name three types of animals that fertilise externally?
Amphibians,birds and fish.
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What is menopause?
When a woman aged 45-55 stop releasing egg cells.
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Name three functions of the skeleton?
Protect organs, support body and allow you to move.
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What are antagonistic pairs?
Pairs of muscles that contract and relax to allow movement.
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What is cartilage?
A slippery substance that allow bones to slide over each other.
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How do people feel pain?
Explain receptors and stimuli.
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How do people get energy?
Respiration
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Other cards in this set

Card 2

Front

What is the job of the cytoplasm?

Back

All cell activities happen here

Card 3

Front

What is the formula for total magnification?

Back

Preview of the front of card 3

Card 4

Front

What is the job of the cell surface membrane?

Back

Preview of the front of card 4

Card 5

Front

What is the job of chloroplasts?

Back

Preview of the front of card 5
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