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