Question 1From the following list of types of mutation, identify the one that is hereditary. A.genetic mutation B.somatic mutation C.germinal mutation D.gametic mutation Objective Show full explanation
Question 2Which of these would not be a limiting factor in photosynthesis? A.O2 B.CO2C.chlorophyll D.light Objective Show full explanation
Question 3In a cell digestive enzymes mostly occur in A.ribosome B.lysosome C.Mitochondria D.plastids Objective Show full explanation
Question 4Which of the following factors is not associated with aquatic habitat? A.Temperature B.Light intensity C.HumidityD.TurbidityObjective Show full explanation
Question 5Terrestrial organisms which are capable of maintaining their body temperatures constant within fairly close limits are referred to as A.thermoclines B.homeothermicC.polikilotherms D.eurytherms. Objective Show full explanation
Question 6Which of the following statements is not true of a climax vegetation? A.is ecological phenomenon B.is a stable community C.Eliminates competition D.Results from succession. Objective Show full explanation
Question 7The causative organisms 'Of sleeping sickness is the A.Trypanosome B.Plasmodium C.Vibrio bacterium D.Penicillin Objective Show full explanation
Question 8Which of the following parts of a cell is living? A.cell wall B.calcium oxalate C.food vacuole D.mitochondria Objective Show full explanation
Question 9Cells without an organized nucleus are called A.heterokaryote B.eukaryoteC.Prokaryote D.Synkaryote Objective Show full explanation
Question 10The sites for energy transfer within a cell are known asA.Golgi apparatus B.Parenchyma C.mitochondria D.nucleolus Objective Show full explanation
Question 11Food and dissolved oxygen pass from the water directly into the amoeba by a process called: A.transport B.diffusion C.fission D.TranspirationObjective Show full explanation
Question 12Which one of these functions is not performed by the nervous system? A.receive sensory input from internal and external environment B.digestion C.integration D.response to stimuli Objective Show full explanation
Question 13In man, gas exchange occurs in theA.heart B.white blood cells C.lungs D.KidneyObjective Show full explanation