ESO_ living thingsVersión en línea answer the questions of the unit por Paloma Ortiz 1 Choose examples of the abiotic level Choose one or more answers a molecule b tissue c cell d atom 2 What are bioelements? a biomolecules joined together b units which living things are composed of c biotic elements 3 What are the most common bioelements in matter? a trade bioelements b secondary bioelements c primary bioelements 4 What are the primary bioelements? a iron b phosphorus, nitrogen, carbon, oxygen, hydrogen c calcium, sodium, potasium, magnesium 5 What are biomolecules? a bioelements joined together b abiotic elements join together c units which living things are made of 6 Can we find inorganic biomolecules in living things? a Yes, we can b No, we can´t 7 Choose the organic biomolecules Choose one or more answers a carbohydrates b nuclei acids c lipids d proteins 8 Complete the gap: Cells are the ___________________ in living things a smallest structures b smallest elements c smallest bacteria d smallest unicellular individual 9 What are the vital functions of cells? a unicellular and multicellular b primary, secondary, trade c reproduction, internal and nutrition d reproduction, interaction and nutrition 10 Choose the correct sentences that define cell 11 Choose the correct sentences that define cell 12 Choose the correct sentences that define cell 13 Choose the correct sentences that define cell 14 Choose the correct sentences that define cell 15 Choose the correct sentences that define cell 16 Choose the correct sentences that define cell 17 Choose the correct sentences that define cell 18 Choose the correct sentences for the cell theory Choose one or more answers a Cells are the most complex units of life and all organisims are made of cells b Cells are the simplest unit of life and all organisms are made of cells c Cells are structural and functional units of living things d Every cell is the result of the division of a pre-existing cell 19 What is heterotophic nutrition? a some organisms take inorganic matter from the environment and transform it into organic matter b some organisims take organic matter from the environment c some organisms take organic matter from the environment and transform it into inorganic matter 20 If an orgasim takes inorganic matter and transforms it into organic matter, what vital function is that? a Nutrition (autrophic) b Nutrition (stimuli) c Interaction (receptor) d Nutrition (heterotrophic) 21 What´s this? H2O+mineral salts+CO2 ------- organic matter + O2 Choose one or more answers a photosynthesis b respiration c organic matter d autrophic nutrition 22 A dog sees a ball and run to catch it. What are the receptors in this situation? a the cells of the ball b cells that percieve the changes c the movement of the dog d the nervous system 23 What are tropisms in the interaction of plants? a temporary movements towards the stimuli or in the opposite direction b permanent movements towards the stimuli or in the opposite direction c temporary movements of a plant part 24 In asexual reproduction... Choose one or more answers a the descendants are identical b the descendants aren´t identical c the number of descendants is small d It occures in all multicellular organisms and some unicellular