34 solutions available
Question 1The kidneys in human beings are a part of the system fornutritionrespirationexcretiontransportation
Question 2The xylem in plants are responsible fortransport of watertransport of foodtransport of amino acidstransport of oxygen
Question 3The autotrophic mode of nutrition requirescarbon dioxide and waterchlorophyllsunlightall of the above
Question 4The breakdown of pyruvate to give carbon dioxide, water and energy takes place incytoplasmmitochondriachloroplastnucleus
Question 5How are fats digested in our bodies? Where does this process take place?
Question 6What is the role of saliva in the digestion of food?
Question 7What are the necessary conditions for autotrophic nutrition and what are its byproducts?
Question 8What are the differences between aerobic and anaerobic respiration? Name some organisms that use the anaerobic mode of respiration.
Question 9How are the alveoli designed to maximise the exchange of gases?
Question 10What would be the consequences of a deficiency of haemoglobin in our bodies?
Question 11Describe double circulation of blood in human beings. Why is it necessary?
Question 12What are the differences between the transport of materials in xylem and phloem?
Question 13Compare the functioning of alveoli in the lungs and nephrons in the kidneys with respect to their structure and functioning.
Question 1Why is diffusion insufficient to meet the oxygen requirements of multicellular organisms like humans?
Question 2What criteria do we use to decide whether something is alive?
Question 3What are outside raw materials used for by an organism?
Question 4What processes would you consider essential for maintaining life?
Question 1What are the differences between autotrophic nutrition and heterotrophic nutrition?
Question 2Where do plants get each of the raw materials required for photosynthesis?
Question 3What is the role of the acid in our stomach?
Question 4What is the function of digestive enzymes?
Question 5How is the small intestine designed to absorb digested food?
Question 1What advantage over an aquatic organism does a terrestrial organism have with regard to obtaining oxygen for respiration?
Question 2What are the different ways in which glucose is oxidised to provide energy in various organisms?
Question 3How is oxygen and carbon dioxide transported in human beings?
Question 4How are the lungs designed in human beings to maximise the area for exchange of gases?
Question 1What are the components of the transport system in human beings? What are the functions of these components?
Question 2Why is it necessary to separate oxygenated and deoxygenated blood in mammals and birds?
Question 3What are the components of the transport system in highly organised plants?
Question 4How are water and minerals transported in plants?
Question 5How is food transported in plants?
Question 1Describe the structure and functioning of nephrons.
Question 2What are the methods used by plants to get rid of excretory products?
Question 3How is the amount of urine produced regulated?