Question 1What part of prawn is used specifically for sensory A.carapaceB.mandibleC.tracheaeD.proboscisE.antennae Objective Show full explanation
Question 2The excretory organ of an earthworm is called A.nephridiaB.flame cellC.malpighian tubuleD.chloragogenus cellsE.kidney Objective Show full explanation
Question 3Which of the following is not an essential nutrient for human? A.vitamin AB.lysineC.glucoseD.calciumE.iron Objective Show full explanation
Question 4A typical animal cell consists of all except A.chloroplastB.nucleusC.cell wallD.protoplasmE.cytoplasmObjective Show full explanation
Question 5Malpighian tubules are excretory organs found in A.vertebrateB.insectsC.flatwormsD.annelidsE.jelly fish Objective Show full explanation
Question 6Which base replaces thymine (T) in base sequence of messenger RNA (mRNA)? A.Adenine (A)B.guanine (G)C.Cytocine (C)D.Uracil (U)E.both Guanine and cytocine Objective Show full explanation
Question 7Which vertebrae maintains the right and proper gait of the body? A.caudal vertebraeB.lumber vertebraeC.sacral vertebralD.axis vertebralE.cervical vertebra Objective Show full explanation
Question 8A fruit is most commonly A.a mature ovaryB.a thickened styleC.an enlarged ovuleD.a modified rootE.a mature female gamatophyteObjective Show full explanation
Question 9Which of the following is not recycled in an ecosystem? A.waterB.energyC.carbonD.nitrogenE.all Objective Show full explanation
Question 10Movement of substance across cell membrane is controlled by the A.size of permeating particle B.permeability of membraneC.membrane proteinsD.protoplasmE.cytoplasm Objective Show full explanation