B1 3.0 / 5 based on 1 rating ? ScienceBiologyGCSEEdexcel Created by: emmaCreated on: 10-10-12 20:26 What is the name of how we control our internal environment? Homeostasis 1 of 20 Receptors in the ________ of the skin detect changes in external temperature Dermis 2 of 20 Receptors in the ___________________ in the braindeect changes in the temp of the blood Hypothalamus 3 of 20 What is our average internal temperature? 37oC 4 of 20 When a plant bends towards the stimulus it's called.. Positive Tropism 5 of 20 Growth in responce to a stimuli is called... A tropism 6 of 20 3 stimuli are.. moisture,light,gravity 7 of 20 When a plat grows away from the Stimuli it's called... Negative Tropism 8 of 20 __________ is produced in the tip of the plant's shoots Auxins 9 of 20 Auxins have__________ effects in the shoots and roots Opposite 10 of 20 Auxins always move to the ___________ side of the plant dark 11 of 20 A plant's shoot bends__________ the light towards 12 of 20 Auxins are usually in the tip but ____________when exposed to sunlight spreadout 13 of 20 Growth because of light Phototropism 14 of 20 Roots have negative___________________ phototropism 15 of 20 shoots have _________________ phototropism positive 16 of 20 Auxins increase cell__________ elongation 17 of 20 ______or _______ is when the roots on a plant bend towards gravity. gravitropism, geotropism 18 of 20 __________ aren't put in any organism group because they are not? living 19 of 20 What is biodiversity? whenyouhavealargeamountofmanydifferentspeciesinagivenarea 20 of 20
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