Solution: Let ABCD be a rectangle. AC and BD are the diagonals. Consider ΔABC and ΔABD AB = AB (common side) ∠A = ∠B = 900 AD = BC... View Article
(A) Iris restricts the light to pass through the eye over to the retina. (B) Iris provides protection to the eye from microorganisms. (C) Iris... View Article
(a) Carbohydrates (b) Proteins (c) Fats (d) None of the above Answer: Trypsin is related to the digestion of proteins. It catalyzes the... View Article
(A) pink (B) yellow (C) green (D) white Answer: Lead oxide is a compound which is insoluble in water or dark alcohol. The reaction take... View Article
Answer: Energy giving food gives us energy to work and play. Some of the energy giving foods are grains like wheat and rice and foods like sugar... View Article
(A) Oxobutane (B) Acetone (C) Ethyl acetone (D) Ethyl methyl ketone Answer: The IUPAC name of CH3COCH3 is propanone and the common name is... View Article
(A) Madhya Pradesh (B) Rajasthan (C) Gujarat (D) Uttar Pradesh Answer: The Mitti Dam is a concrete and earthen dam built on the Mitti River... View Article
Answer: The common characteristics of living things are as follows. (a) Movement (b) Reproduction (c) Respiration (d) Responsiveness (e)... View Article