Question 1 Define the term excretion? Question 2 Where are two kidneys located in human being? Question 3 What is transpiration? Question 4 Name the excretory unit of kidney? Question 5 Where is urine carried through ureters? Question 6 what are the vital functions of kidneys? Question 7 What is the function of blood capillaries surrounding the … [Read more...] about Excretion
Class 10
Reaction of Metal with Chlorine and Hydrogen
Question 1 What happens when metals react with chlorine? Question 2 What happens when metals react with hydrogen? The reaction of metal with Chlorine Metals react with chlorine to form ionic chlorides. 2Na(s) + Cl2 (g) → 2 NaCl(s) Ca (s) + Cl2 (g) → CaCl2 Mg (s) + Cl2 (g) → MgCl2 The reaction of Metals with Hydrogen Most of the metals do not combine with … [Read more...] about Reaction of Metal with Chlorine and Hydrogen
Transportation
Question 1 What is a blood? Question 2 Name the components of blood? Question 3 What is the function of RBC? Question 4 What is the function of WBC? Question 5 What is the function of platelets? Question 6 What is the function of arteries? Question 7 What is the function of veins? Question 8 What is the function of capillaries? Transportation Blood is a … [Read more...] about Transportation
Respiratory System in Humans
Question 1 Name the flap which closes the glottis to check the entry of food into it during swallowing? Question 2 What happens to the diaphragm when diaphragm muscles contract? Question 3 Name the cavity in which the lungs of man are enclosed. What is its function? Question 4 State the function of epiglottis? Question 5 Explain the path of transfer of oxygen from … [Read more...] about Respiratory System in Humans
Respiration in Plants
Question 1 What is diffusion? Question 2 How does respiration take place in plants? Question 3 How does exchange of gases occur in plants? Respiration in Plants Plants get energy by the process of respiration. All the parts of plant perform respiration individually. The roots of a plant take oxygen required for respiration from the air present in between the soil … [Read more...] about Respiration in Plants