1. A white-furred rabbit breeds with a black-furred rabbit and all of their offspring have a phenotype of gray fur. What does the gene for fur color in rabbits appear to be an example of??a. Incomplete dominanceb. Codominancec. Mosaicismd. Complete dominanceAnswer: a. Incomplete dominance 2. With regard to the ABO blood group system; if a … Read more
1. Which of the following is not a contagious disease?a. Ricketsb. Cholerac. Typhus feverd. TrachomaAnswer: a. Rickets 2. Which of the following glands is often referred in relation to AIDS?a. Thyroidb. Adrenalc. Thymusd. PancreasAnswer: c. Thymus 3. AIDS does not spread through:a. Blood transfusionb. Infected needles syringesc. Homosexualityd. Sharing mealAnswer: d. Sharing meal 4. Yersinia … Read more
1. Bryophytes consist of plants that are…?a. Vascularb. Non-vascularc. Floweringd. Non-floweringAnswer: b. Non-vascular 2. Which of the following are known as the amphibians of the plant world?a. Psilopsidab. Filicineaec. Bryophytad. TracheophytaAnswer: c. Bryophyta 3. Which of the following are the properties of Bryophyta?a. Gametophyte dominantb. Sporophyte attached to gametophytec. Homosporousd. All of theseAnswer: d. All … Read more
1. Hind-II was the first restriction enzyme isolated from…?a. PPLOb. Haemophilus influenzaec. E. Colid. BacteriophageAnswer: b. Haemophilus influenzae 2. Which of the following is not a genetic vector?a. Plasmidb. Phagec. Cosmidd. VirusoidAnswer: d. Virusoid 3. Name the scientists who generated the first recombinant DNA molecules in 1972?a. Nathanb. Paul Bergc. Watson Crickd. BoyerAnswer: b. Paul … Read more
1. Choose the correct statement regarding the definition of Ecology:a. Study of living and non-living beingsb. Study of insects and their relationship to humansc. Study of everything that makes up the planetd. Study of relationship between organism and their environmentsAnswer: d. Study of relationship between organism and their environments 2. All the populations within an … Read more
1. The name Animalia is derived from Latin, anima, what does it mean?a) Lifeb) Backbonec) Breath or sould) Milk givingAnswer: c) Breath or soul 2. Kingdom Animalia consists of all animals which are…?a) Unicellularb) Multicellularc) Coloniald) Multicellular or unicellularAnswer: b) Multicellular 3. Which group or phylum of animals is the simplest and least complex?a) Eumetazoab) … Read more
1. Topoisomerase is involved in:a. Producing RNA primerb. Joining of DNA segmentc. Producing nick in DNAd. Separation of DNA strandAnswer: c. Producing nick in DNA 2. What is the functional unit of a gene?a. Cistronb. Mutonc. Recond. CodonAnswer: a. Cistron 3. Choose the correct statement regarding the Okazaki fragment:a. RNA primersb. Short DNA fragments on … Read more
1. What branch of science deals with processes in living things that involve biomolecules?a. Molecular biologyb. Biochemistryc. Microbiologyd. MycologyAnswer: b. Biochemistry 2. All the chemical reactions that occur inside of a cell are collectively known as…?a. Anabolismb. Catabolismc. Metabolismd. None of theseAnswer: c. Metabolism 3. Which of the following term is used for carbohydrates?a. Alkaloidsb. … Read more
1. How do amoebae move?a. Pseudopodiab. Flagellac. Muscled. CiliaAnswer: a. Pseudopodia 2. Who is regarded as father of microbiology?a. Leeuwenhoekb. Robert hookc. Loius Pasteurd. Robert KochAnswer: a. Leeuwenhoek 3. Which of the following scientist coined the term virus in in 1998?a. Dmitri Ivanovskyb. Martinus Beijerinckc. Louis Pasteurd. Adolf MayerAnswer: b. Martinus Beijerinck 4. Which of … Read more
1. How many groups are there in the terrestrial ecosystem?a. 2b. 4c. 6d. 8Answer: b. 4 2. How much area of the earth is approximately covered by a terrestrial ecosystem?a. 50 million km2b. 1000 million km2c. 148 million km2d. 500 million km2Answer: c. 148 million km2 3. Coniferous Alpine and Boreal Forests are present in … Read more
