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