Q. The cause of sweet taste in fruits is-
1) Maltose
2) Ribose
3) Lactose
4) Fructose
Q. Deficiency of Iodine causes -
1) Night Blindness
2) Cancer
3) Goitre
4) Osteoporosis
Q. Which one of the following organic acids is abundant in grapes, tamarind and banana?
1) Acetic acid
2) Citric acid
3) Lactic acid
4) Tartaric acid
Q. The stones present in the gall bladder affect the digestion of-
1) Protein
2) Fat
3) Carbohydrate
4) Nucleic acid
Q. Biodiversity is descriebed as -
1) the way species differ from one another
2) the seasonal and daily changes in the environment
3) the influence of physical factors on an environment
4) the range of different species in an environment
Q. An area for a National Park, Sanctuary or Biosphere reserve is decided on the basis of -
1) forest area and fresh water resources
2) ecosystem management perspective
3) germplasm bank and zoological significance
4) species richness, diversity and species-area relationship
Q. Which of the following components of ecosystem acts as intermediary between biotic and abiotic kingdoms?
1) Producer
2) Consumer
3) Decomposer
4) The habitat
Q. In the lake ecology, nutrient enrichment process is termed as -
1) Biological Oxygen Demand (BOD)
2) Allelopathy
3) Bio-magnification
4) Eutrophication
Q. Which one of the following is man modified ecology?
1) Forest
2) Desert
3) Agricultural land
4) Grassland
Q. Which one of the following pairs of vitamins act as antioxidants?
1) Vitamin A and Vitamin C
2) Vitamin C and Vitamin E
3) Vitamin B2 and Vitamin D
4) Vitamin E and Vitamin K
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