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