biology Miscellaneous test 26 Welcome to your biology Miscellaneous test 26 Name Email 1.In biological terms, _____ is a relationship between two organisms in which one organism benefits and the other is unaffected. (a) Amensalism (b) Mutualism (c) Commensalism (d) Parasitism None 2.The part of a stem arises is known as : (a) node (b) tuber (c) carpel (d) bud None 3.In the context of trans - fats , which of the following statements is NOT correct ? (a) They are produced from the industrial process of hydrogenation. (b) WHO has called for their elimination by 2023. (c) They have a shorter shelf- life than natural fats. (d) Their consumption increases LDL cholesterol and decreases HDL cholester None 4.The _______ era is also known as the ‘ age of mammals’ (a) Palaeozoic (b) Cenozoic (c) Neozoic (d) Mesozoic None 5.Which of the following organisms reproduce by Spore Formation? (a) Bryophyllum (b) Planara (c) Rhizopus (d) Plasmodium None 6. In human muscle cells, which chemical compound is formed by the fragmentation of glucose in the absence of oxygen? (a) Lactic acid (b) Methanol (c) Carbon dioxide (d) Ethanol None 7.The mouth of Mollusca contains a file-like rasping organ for feeding which is called_______. (a) chitinous (b) radula (c) parapodia (d) coelomate None 8. Which of the following is NOT a type of Fungi? (a) Agarics (b) Penicillium (c) Gonyaulax (d) Aspergillus None 9.Which of the following pairs represents a parasitic relationship? (a) Algae-Coral reefs (b) Ticks on Dog (c) Remora Fish-Sharks (d) Cattle Egrets - Livestock None 10.Silk is obtained from which type of organism? (a) Moth (b) Goat (c) Sheep (d) Butterfly None 11. Which micronutrient is supplied by soil to plant? (a) Phosphorous (b) Calcium (c) Zinc (d) Nitrogen None 12.Which combination of paternal chromosomes results in a female? (a) ZX (b)XX (c) YZ (d)XY None 13.Mucosa, Submucosa, Muscularis and Adventitia are the four layers of the ____wall. (a) Stomach (b) Gastrointestinal (c) Throat (d) Nasal None 14.In humans, each cell normally contains_____pairs of chromosomes. (a) 22 (b) 24 (c) 23 (d) 21 None 15. Excessive amount of ____in the body causes gout. (a) uric acid (b) lactic acid (c) nitric acid (d) acetic acid None 16. Persea Americana is commonly known as_____. (a) Avocado (b) Watermelon (c) Orange (d) Grapes None 17.Which of the following is NOT one of the great paradigms of biology? (a) Mendel's laws of inheritance. (b) Archimedes’ principle. (c) Establishment of comparative biochemistry. (d) Darwin’s theory of evolution. None 18.Name the long-haired mammals found throughout the Himalayan region. (a) Ox (b) Bison (c) Yak (d) Heifer None 19.Hiccups in humans generally occur due to the forceful downward shifting of the: (a) diaphragm (b) trachea (c) lungs (d) larynx None 20.A wound stops bleeding due to the process of clot formation called: (a) fermentation (b) coagulation (c) transfusion (d) incubation None 21.A biochemical compound is any: (a) mineral-based compound found in living things (b) sulfur-based compound found in living things (c) carbon-based compound found in living things (d) hydrogen-based compound found in living things None 22..Which of the following is an example of terrestrial habitat? (a) Grassland (b) Lagoon (c) Rocks (d) Swamp None 23.The thin layer of living cells just inside the bark of a tree is called_______. (a) Pith (b) Crawn (c) Xylem (d) Cambium None 24.The total number of living organisms, both plants and animals, in a given area is called: (a) buffers (b) biomass (c) batholith (d) barrage None 25.Flower colours of red, pink, blue and purple come mainly from pigments called ______. (a) Carotenoids (b) Lycopene (c) Chlorophyll (d) Anthocyanins None 26.The_____ is the stem-like part of the leaf that joins the blade to the stem. (a) Stipules (b) Petiole (c) Midrib (d) Vein None 27.Which is the distinctive characteristic of ‘marsupials’? (a) They lay eggs (b) They hibernate in winter (c) They carry young ones in pouches (d) They migrate from one place to another None 28. Which of the following is the smallest bird in the world? (a) Finch (b) Diamond Firetail (c) Bee Hummingbird (d) Robin None 29.Which of the following plants is Carnivorous? (a) Cyprus Vine (b) Venus Flytrap (c) Amaryllis (d) Hyacinth None 30.What is the definition for the term ‘ Hibernation’? (a) A state of hyperactivity in spring time among birds. (b) Building of habitat (nests) by birds to save themselves during the rainy season. (c) A state of reduced metabolic activity during the winter season among some animals. (d) A habit of food conservation during the summer season for winters among animals. None 31.. What is Marble Cancer? (a) Disease in animals due to marble mines. (b) Soil degradation due to marble mines. (c) Cancer in humans due to working in mines. (d) Corrosion of marble due to acid rain . None Time's up
