Time : 2hr 30 minMM: 80A. Choose the correct answer for the following: (10x2=20(1)Which of the following is not an indicator:(a) lemon (b) china rose (c) beet (d) turmeric(2)Rusting results in:(a) gain of iron(b) loss of metal(c) no loss of metal(d) none of these(3) Human heart is:(a) 3-chambered(b) 2-chambered(c) 4-chambered(d) none of theseThe process of fusion of the male and the female gametes is called(a) fertilisation(b) pollination(c) reproduction(d) seed formation(5)In cockroaches, air enters the body through:(a) lungs (b) gills (c) spiracles(6)The reproductive part of a plant is the(a) leaf (b) steam (c) root (d) flowerThe blood cells that form a part of body's defence mechanism are:(a) red blood cells (b) platelets(c) white blood cells (d) all of these(8) Which of the following is not a luminous object:(a) sun(b) moon(c) candleThe sources of electrical energy are:(a) batteries (b) solar cells (c) generators(d) all of these(10) Which of the following has groundwater as its source?(a) tube well (b) hand pump (c) bore well (d) all of theseYea:DiaStoPh(5) RD.Write TCutting(2)Rain isA real(4)A conc(5) An el(6)AneFroTheСо(10) NA(d) skin(2)(d) bulb(5)F.​