OBJECTIVES 1. The amount of starch in a germinating seed decreases because the starch is used upA. for respiration and building up of cell.B. to build cellulose cell wall.C. to develop meristematic tissues.D. for the production of enzymes. 2. Which of the following types of placentation is not common amongst…

1. The following habitats can be used in the study of succession exceptA. savanna grassland.B. abandoned farmland.C. a pond.D. a well cultivated land 2. In ecological succession, since lichens grow on bare rock, they are considered to beA. primary consumers.B. pioneer organisms.C. climax organisms.D. producers. 3. A good site for…

OBJECTIVES 1. Which of the following is the least safe method of birth control? UsingA. spermicide creams.B. contraceptive pills.C. barriers such as condoms.D. the withdrawal method. THEORY 1. State six advantages of using contraceptives in human populations 2. (a) List five birth control methods(b) State five reasons why family planning…

The diagram below illustrates an ecological instrument.Use it to answer questions 1 & 2 1. The instrument isA. an anemometer.B. a hygrometer.C. a barometer.D. a wind vane. 2. The instrument is used to measure theA. direction of wind.B. speed of wind.C. air pressure in a habitat.D. turbidity of water. 3.…

1. Increasing adrenaline content of the blood would be expected to decrease the flow of blood to theA. liver.B. heart.C. lungs.D. brain. 2. The presence of glucose in the urine of a patient is an indication of malfunctioning of theA. pancreas.B. gall bladder.C. liver.D. spleen. 3. Which of the following…

OBJECTIVES 1. The function of the convex lens in the correction of eye defects is toA. diverge light rays from far objects to focus image on the retina.B. converge light rays to focus Image behind the retina.C. converge light rays to focus the image before the retina.D. converge light rays…

OBJECTIVES 1. The legs of an accident victim with a fractured vertebral column and injured spinal cord could not be raised becauseA. impulses from receptors in the legs cannot travel to the brain.B. impulses from the brain cannot travel to the legs.C. chemical substances will be released at synapses in…