s 1 min 20 s 30 s 40 s 50 s 10 s 2 min 20 s 30 s 40 s 50 s 10 s 3 min 20 s 30 s 40 s 50 s 10 s 4 min 20 s 30 s 40 s 50 s 10 s 5 min 20 s 30 s 40 s 50 s 10 s 6 min 20 s 30 s 40 s 50 s 10 s 7 min 20 s 30 s 40 s 50 s 10 s 8 min 20 s 30 s 40 s 50 s 10 s 9 min 20 s 30 s 40 s 50 s 10 s 10 min 20 s 30 s 40 s 50 s Settler: 1)What is the difference between a vertebrate and an invertebrate? 2) What is the scientific phylum name given to vertebrates? Settler: 1)What is the difference between a vertebrate and an invertebrate? 2) What is the scientific phylum name given to vertebrates? B1 independent study task. Challenge: Give at least 3 examples of each.

B1.1a – Classification B1.1b – Variation and genetics B1.2a – Homeostasis B1.2b – Plant hormones B1.3a – Drugs and disease Choose your own tasks Answer all the questions and then get a lead learner near you to check your answers with red pen. Choose your own tasks Answer all the questions and then get a lead learner near you to check your answers with red pen. B1.3b – Interdependence

B1.1a – Classification 1) List the classification hierarchy 2) Name the 5 kingdoms and give 2 key features of each. 3) Describe what the binomial system is. Use Panthera Tigris as an example. 4) Describe the key similarities and differences between a shark and a brown bear. 5) Explain why viruses are not classified into the kingdoms? 6) Describe how scientist classify vertebrates into groups 7) Define the words: Species Hybrid Ring species 7) Define the words: Species Hybrid Ring species 8) Describe what speciation is and explain how it might occur. 9) Explain how bacteria and Pompeii worms survive in hydrothermal vents?

B1.1b – Variation and genetics 1) Describe the difference between continuous and discontinuous variation. (Give 2 examples of each) 2) How do scientists validate new evidence? 3) Describe what chromosomes are, where they are found and the number that we have. 4) Define the terms: Gene Allele Phenotype Genotype 4) Define the terms: Gene Allele Phenotype Genotype 5) What is the difference between the terms: Homozygous recessive Homozygous dominant Heterozygous 5) What is the difference between the terms: Homozygous recessive Homozygous dominant Heterozygous 6) What is the genotype of someone who has two dominant alleles? 7) What is the genotype of someone who has one dominant allele and one recessive allele? 9) Describe the symptoms of cystic fibrosis. 8)Describe what sickle cell disease is.

B1.2a – Homeostasis 1) Describe what homeostasis and negative feedback are. 2) Define: Osmoregulation Thermoregulation Glucoregulation 2) Define: Osmoregulation Thermoregulation Glucoregulation 3) Describe the difference between vasodilation and vasoconstriction. 4) Describe how a reflex arc works. What is the CNS made up of? 4) Describe how a reflex arc works. What is the CNS made up of? 5) Explain how body temperature is regulated when you are too hot/ too cold. 6) Describe the difference between type 1 and type 2 diabetes. 7) Explain how blood glucose is regulated when it is too high/ too low. 9) Describe a link between obesity and type 2 diabetes. 8) How is type 2 diabetes treated?

B1.2b – Plant hormones 1)Define positive and negative : Gravitropism Phototropism Hydrotropism 1)Define positive and negative : Gravitropism Phototropism Hydrotropism 2) Describe how auxin makes plants bend towards sunlight. 3)Where is auxin made and why is it used in rooting powders? 4) Describe why ethylene is used by supermarkets. 5) Describe how seedless fruit is produced. 6) Why are seedless fruit advantageous for supermarkets? 7) Which tropism describes plant roots moving towards water? 9) Which type of tropism is shown by plant shoots moving upwards out of the soil? 8) Explain how selective weed killers work.

B1.3a – Drugs and disease 1)Describe what the following drugs do with examples: Depressants Stimulants Hallucinogens Painkillers 1)Describe what the following drugs do with examples: Depressants Stimulants Hallucinogens Painkillers 2) Describe what a drug is. 3) Describe the harmful effects of nicotine, tar and carbon monoxide which are all found in tobacco smoke. 4) Describe the short and long term effects of alcohol. 5) Describe the issues involved with organ transplantation? 6) List the 4 types of pathogen. 7) Describe the different ways that diseases can be transmitted. 8) Explain how antibiotics work and how antiseptics work 9) Explain how antibiotic resistance occurs.

B1.3b – Interdependence 1)Draw a food chain showing cows eating grass and lions eating the cows. Use the words herbivore, carnivore and producer in your answer. 2)Describe the difference between parasitic and mutualistic relationships with at least 2 examples of each. 3) Explain how a larger human population would effect the environment more. 4) Describe how fertiliser use can harm water life. 5) Describe how unpolluted/ polluted water can be found by looking at certain indicator species. 6) Describe how unpolluted/ polluted air can be found by looking at certain indicator species. 7) Describe some non living indicators that can also be used to check whether an area is polluted or not. 8) Draw a diagram to show the carbon cycle and explain it. 9) Draw a diagram to show the nitrogen cycle and explain it.

Review Did going through this type of task help you? How? Did going through this type of task help you? How?