A) Nematoda B) Platyhelminthes C) Cnidara D) Porifera
A) Presence of micro and mega nuclei in both B) Shape of locomotive organs C) Blunt anterior and pointed posterior D) Presence of anterior and posterior contractile vacoule
A) Chlamydomonas B) Amoeba C) Paramecium D) Plasmodium
A) Mitochondrion B) Nucleus C) Lysosome D) Ribosome
A) Loss of water vapor from the stomata B) Translocation of food through the phloem C) Movement of water through the xylem D) Absorption of water from the soil by root
A) Chlamydomonas B) Eudorina C) Euglena D) Spirogyra
A) Glycogen B) Blood sugar C) Urea D) Bile
A) Axile B) Marginal C) Parietal D) Free Central
A) Cell membrane B) Proteins C) Cell wall D) Ribosomes
A) Air B) Food C) Mineral salts D) Water
A) Charles Darwin B) Carlous Linnaeus C) John Ray D) Louis Pasteur
A) Prothorax bears only wings B) Prothorax bears only legs C) Mesothorax bears only legs D) Metathorax bears only wings
A) System B) Organ C) Cell D) Tissue
A) Digestion B) Cyclosis C) Transpiration D) Plastids
A) Ribosomes B) Lysosome C) Plastids D) Mitochondria
A) Take place in both dark and light reaction of photosynthesis B) Occurs in both plant and animal tissues C) Is a very fast process D) Allows the movement of substances against concentration gradient
A) Thoracic vertebra B) Sacral vertebra C) Axis vertebra D) Atlas vertebra
A) Ascent of water through xylem B) Diffusion of coloured substances C) Distribution of food in plants D) The importance of micro elements to plants
A) Germination B) Boiled cowpea C) Dry leaf D) Decolorized leaf
A) Oxygen B) Carbon dioxide C) Urea D) Sweat
A) The release of phosphorus into the phloem of a plant growing in a phosphorus-deficient soil B) Root hairs of a plant growing towards the source of light C) Changing of the body colour of chameleon to match the colour of the foliage on which it is resting D) Cooling effect resulting from evaporation of water from the body surface
A) Lysosome B) Nuclelous C) DNA D) Centriole
A) Xylem B) Spermatozoon C) Bird D) Kidney
A) Two nuclei B) One food vacuole C) Two contractile vacuoles D) One gullet
A) The difference in concentration of the two media is negligible B) There is no difference in the concentration of the two media C) The difference in concentration of the two media is low D) The difference in concentration of the two media is high
A) Bulbs B) Corms C) Rhizomes D) Runners
A) Endosmosis B) Homeostasis C) Diuresis D) Plasmolysis
A) Reabsorption of food nutrients from the kidney into blood capillaries B) Movement of water from root hairs into cortical cell C) Translocation of starch from leaves to all parts of a plant D) Movement of digested food from ileum into blood capillaries
A) Animals is apical B) Plants is from within C) Plants is indefinite D) Plants is intercalary
A) Right auricle and right ventricle B) Left auricle and left ventricle C) Right auricle and the superior vena cava D) Aorta and left ventricle
A) Oestrogen and ovary B) Adrenalin and kidney C) Oxytocin and hypothalamus D) Insulin and pancreas
A) Presbyopia B) Astigmatism C) Hypermetropia D) Myopia
A) Algae--->Liverwort--->Ferns--->Angiosperm B) Angiosperm--->Algae--->Ferns--->Liverwort C) Liverwort---->Angiosperm--->Ferns--->Algae D) Ferns--->Liverwort--->Angiosperm--->Algae
A) Chameleon B) Mouse C) Dog D) Rabbit
A) 1/4 B) 2/3 C) 1/2 D) 3/4
A) Males inherit sex-linked traits from their fathers B) Sex-linked traits are common in males C) Females can be carriers because they can be heterozygous for the trait D) Males are never carriers since they only receive one sex chromosome
A) There are no antibodies in their blood plasma B) Antigens are absent in their blood cells C) Members of the group constitute the highest number of humans D) The antigens in their blood cells are easily destroyed
A) Height B) Skin colour C) Tongue rolling D) Fingerprint
A) B B) O C) AB D) A
A) Petroleum B) Wildlife C) Forest D) Water
A) Reduction in population B) Gene mutation C) Climate change D) Change of habitat
A) Cockroach B) Housefly C) Butterfly D) Termite
A) Facilitate dissolution of clot B) Lead to agglutination C) Change the blood group D) Have no effect on blood composition
A) Soil B) Water C) Garbage D) Forest
A) Concave lens B) Cylindrical lens C) Convex lens D) Bifocal lens
A) Heart B) Pancreas C) Testes D) Liver
A) Lower arm B) Pectoral girdle C) Upper arm D) Pelvic girdle
A) Rhizopoda B) Euglenophyta C) Ciliophora D) Rhodophyta
A) Grasshopper B) Butterfly C) Locust D) Cockroach
A) They avoid day-flying birds B) Light destroys their wings C) Light is not necessary for swarming D) They can only see in the dark |