Category: ICSE Solutions for Class 10

Question 1. Define the following:(i) Population(ii) Sanitation(iii) Deforestation(iv) Birth control(v) Rhythm method(vi) Abstainence(vii) Test-tube baby(viii) Birth rate(ix) Death rate(x) Population density(xi) NatalitySolution 1:(i) Population: The total number of individuals of a species found in a given area is referred to as the population.(ii) Sanitation: This refers to the creation and implementation of public health measures.(iii) Deforestation: […]

Question 1. Name the following:(i) Gland secreting growth hormone(ii) Growth hormone(iii) Hormone regulating metamorphosis(iv) Gland secreting insulin(v) The largest endocrine gland(vi) Gland secreting adrenaline(vii) Anterior lobe of pituitary(viii) Posterior lobe of pituitary(ix) The hormone that controls the basal metabolic rateSolution 1:1. Pituitary gland2. Somatotrophin3. Thyroxine4. Pancreas5. Liver6. Adrenal gland7. Adenohypophysis8. Neurohypophysis9. Thyroxine Question 2. Give the special function […]

Question 1. Name the following:(i) Diseases caused by pathogens.(ii) Diseases occurring due to degeneration of the tissue.(iii) Diseases caused due to hypersensitivity.(iv) Diseases occurring due to malnutrition.(v) Promotes medical education and training.Solution 1:1. Diptheria, tetanus, malaria, typhoid, rabiesetc2. Heart disease, Osteoporosis (bones), Parkinson’s disease (CNS)etc.3. Asthma, Hayfever, skin allergies.4. Kwashiorkor, Marasmus, Beriberi.5. WHO, the World Health […]

Question 1. Define the following:(i) Disease(ii) Health(iii) Vaccinations(iv) Immunity(v) Antiseptic(vi) Cancer(vii) Allergy(viii) Hypersensitivity(ix) Immunization(x) Disinfectant(xi) Penicillin(xii) Suphonamide drugs(xiii) Acquired disease(xiv) Prophylaxis(xv) AntibioticSolution 1:1. Disease: When the functioning of one or more organs or systems of the body is adversely affected, characterized by various signs and symptoms we say that we are not healthy, i.e we have […]

Question 1. Name the following:(i) Nervous system including brain and spinal cord.(ii) Sympathetic and parasympathetic jointly forms.(iii) Terminal end of spinal cord.(iv) The third neuron that is involved in reflexes, other than simple reflex.(v) Study of structure and functions of nervous system.(vi) Nerve which carry impulse from sensory receptor to CNS.(vii) The nerve which carry […]

Question 1. What is excretion? Give names of excretory organs.Solution 1:When an organism form biochemical reaction in its body cell at reduced various products and by-products some of these products are useful and other waste the waste product must be removed out from the body the process of removing out of the metabolic waste is called excretion.Some […]

Question 1. What is circulatory system? Describe the circulatory system of humans.Solution 1:Circulatory System:- Human circulatory system also known as the blood vascular system consists of a muscular chamber heart, a network of close branches blood vessels and bloods the fluid which is circulated.Circulatory system of human:-Heart is divided into four Chambers two relatively small […]

Question 1: Name the following:(i) Organ producing sperms.(ii) Organ producing ovum.(iii) Organ where implantation takes place.(iv) Organ where fertilization occurs.(v) Fusion of sperm and ovum.(vi) Virgin birth(vii) Male and Female organs on specific individuals.Solution 1:1. Organ producing sperm is Testes2. Organ producing ovum is Ovary3. Implantation takes place in Uterus4. Fertilization occurs in the Oviduct5. Fusion of […]

Question 1: Who was the ‘Father of Genetics’?Solution 1:The Father of Genetics “Gregor Johann Mendel”. Question 2: What is Genetics?Solution 2:Subject that deals with the inheritance and Variation. The transfer of similar character from parents to their offspring. Question 3: What is heredity?Solution 3:The term heredity is defined as transmission of genetic characters from parents to offspring. Question 4: In which cross […]

Question 1: What is chromatin?Solution 1:The highly Extended and elaborate nucleoprotein fibres are present inside the nucleus are called chromatin. Question 2: How is chromatin observed in an interphase cell?Solution 2:The chromatin appears as a network of long, extremely thin filaments in interphase. Question 3: What happens to chromatin during prophase and metaphase of mitosis?Solution 3:During prophase, condensation of chromatin material […]