Biology Exam: Multiple Choice Questions

Topics: Blood, Nervous system, Central nervous system Pages: 7 (1658 words) Published: July 5, 2014
BIOLOGY TIME: 2 HOURS (1) Food spoilage is mainly due to
a) Poor quality b) high protein content c) the activities of decomposers d) excess water (2) Which of the following organisms is transmitted by houseflies? a) Plasmodium b) Vibro cholera c) Trypanosoma d) Gonococcus sp (3) The odontoid process is associated with

a) Atlas b) axis c) sacrum d) scapula (4) All the following are cells of the Xylem tissue of plants except a) Companion cells b) Vessels c) Tracheids d) Parenchyma (5) Muscles are attached to bones by means of

a) Ligament b) cartilage c) tendons d) connective tissue (6) Which mammalian tooth is structurally adapted for tearing flesh? a) Molars b) Incisors c) Canines d) Carnassials (7) Which of the following is used to measure transpiration rate in plants? a) Potometer b) Transpirometer c) Photometer d) Salinometer (8) The mitral valve of the heart is located between

a) Left auricle and left ventricle b) right auricle and right ventricle c) left and right auricles d) left and right ventricles (9) Cutaneous respiration is carried out by

a) Frogs b) Snakes c) Birds d) Fishes (10) Which of the following is not a function of the human skin? a) Protection b) Sensitivity c) Thermoregulation d) Gametogenesis (11) Mammalian glands which release their secretions directly into the blood stream without passing through ducts are called

a) Exocrine glands b) Endocrine glands c) Epocrine glands d) Internal glands (12) Which of the following plant hormones is known to exhibit apical dominance? a) Gibberellins b) Auxins c) Cytokinins d) Abscisic acid (13) Maintaining a steady internal environment is known as

a) Co-ordination b) Excretion c) Temperature control d) Homeostasis (14) The autonomic nervous system of man include
a) Sympathetic and somatic nervous systems b) sympathetic and parasympathetic c) Central Nervous System and Peripheral Nervous Systems d) Parasympathetic and Central Nervous Systems (15) Which of the following is not component of the meninges of the brain? a) Dura mater b) Pia mater c) Arachnoid mater d) Grey mater

(16) Transmission across synapse is by
a) Electrical pulses b) Neurotransmitters c) passive diffusion d) osmosis (17) Which of the following is responsible for colour vision in humans? a) Rods b) Cones c) Both Cones and Rods d) None of the above (18) The swollen ends of the semi-circular canals of the human ear are called a) Ampullae b) Cupulae c) Perilymph d) Labyrinth (19) The best temperature for sperm production is

a) 35°C b) 36°C c) 37°C d) 38°C (20) The protein coat that surrounds the released ovum in females during their menstrual cycle is called a) Graafian follicle b) zona pellucida c) interstitial cells d) sertolli cells (21) The innermost whorl of a flower is called

a) Calyx b) Corolla c) Androecium d) Gynaecium (22) Maize plant can be described as
a) Monoecious b) Dioecious c) Unisexual d) Bisexual...
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