A structure that the nervous system causes to respond - a muscle or gland.
2 of 8
Give two adaptations a desert plant has and state how it helps them to survive.
-Thick waxy coating surrounds the plant to reduce evaporation -Smaller surface area reducing water loss by evaporation
3 of 8
Give one adaptation an arctic plant has and state how it helps them to survive.
-Dark colour (eg blue) to absorb the heat from sunlight. -Small, growing close to the ground to avoid the wind and conserve heat.
4 of 8
What are lichens sensitive to?
Changes in air quality, and sulphur dioxide poulltion in the air
5 of 8
What is the source of energy for most communities of living organisms?
(Radiation from) the Sun
6 of 8
Where are Chromosomes found?
In the Nucleus
7 of 8
Describe what happens in a double-blind trial of drugs.
Some patients are given a placebo, which does not contain the drug. Others are given the dug. Neither the doctors nor the patients know who has received a placebo and the drug until the trial is complete.
8 of 8
Other cards in this set
Card 2
Front
A structure that the nervous system causes to respond - a muscle or gland.
Back
What is an effector?
Card 3
Front
-Thick waxy coating surrounds the plant to reduce evaporation -Smaller surface area reducing water loss by evaporation
Back
Card 4
Front
-Dark colour (eg blue) to absorb the heat from sunlight. -Small, growing close to the ground to avoid the wind and conserve heat.
Back
Card 5
Front
Changes in air quality, and sulphur dioxide poulltion in the air
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