A) Dodder B) Butterwort C) Aphids D) Sundew
A) Parasitic nutrition B) Holozoic nutrition C) Holophytic nutrition D) Saprophytic nutrition
A) Chemosynthetic nutrition B) Symbiotic nutrition C) Parasitic nutrition D) Saprophytic nutrition
A) Labrum B) Proboscis C) Maxillae D) Sponge
A) Grasshopper B) Tapeworm C) Housefly D) Dodder
A) Mosquito B) Aquatic organisms C) Pitcher- plant D) Rhizopus
A) Ecological niche B) Autecology C) Synecology D) Ecosystem
A) Synecology B) Biome C) Ecology D) Autecology
A) Polysaccharides B) Disaccharides C) Monossacharides D) Monosaccharides
A) Filter feeders B) Insectivorous plants C) Mosquito larva D) Microphagous feeders
A) Nitrobacter B) Nitrosomonas C) Azotobacter D) Clostridium
A) Protista B) Cyanophyta C) Pyrrophyta D) Blue-green alga
A) Pellicle B) Flagella C) Cilia D) pseudopodia
A) The vascular bundles of the stem are scattered B) They usually undergo secondary growth C) Their floral parts exists in groups of four or five D) They have tap root
A) Chlorophyll B) Mineral gas C) Sunlight D) Carbondioxide and water
A) Nicotinamide adenine dinucleotide phosphine B) Nicotine adenine dinucleotide phosphate C) Nicotinamine adenine dinucleotine phosphate D) Nicotinamide adenine dinucleotide phosphate
A) They have true roots, stems and leaves B) They are complex , multicellular green plants C) Their cells are differentiated into tissues D) They are non - vascular plants
A) It releases oxygen to the environment. B) It provides food for all living organisms C) It releases toxic chemicals D) It serves as a building block for other substances
A) Hydroxyl is converted to water and oxygen is produced as by product B) The energy split water into hydrogen ions and hydroxyl ions. C) Carbondioxide is reduced to sugar D) The light energy is captured by chlorophyll and electrons are excited.
A) It leads to a slower rate of diffusion B) Internal structural specialisation C) Increase adaptation to the environment. D) Mutual interdependence between component cells
A) The extraction and exploitation of non-renewable resources. B) The depletion of renewable resources for human use. C) The preservation and sustainable use of natural resources. D) The disposal of waste materials in the environment.
A) Plastic and synthetic materials. B) Water and air. C) Fossil fuels and minerals. D) Landfills and waste dumps.
A) By ignoring the impact of human activities on the environment. B) By using resources efficiently and promoting sustainable practices. C) By overexploiting resources to meet increasing demands. D) By relying solely on technological advancements to replace resources.
A) World Health Organization (WHO) B) Environmental Protection Agency (EPA). C) International Space Agency (ISA). D) United Nations Educational, Scientific and Cultural Organization (UNESCO).
A) Increased pollution levels in protected areas. B) Lack of public awareness and participation C) Excessive funding and resources allocated to conservation efforts D) Extinction of species due to overprotection
A) Increased pollution and habitat destruction. B) Decreased biodiversity and ecosystem stability. C) Accelerated climate change and global warming. D) Sustainable use of resources and preservation of natural habitats.
A) The ability of organisms to withstand extreme temperatures B) The acceptance of diverse cultural practices within a community C) The extent to which organisms can reproduce successfully. D) The capacity of organisms to adapt to environmental stressors.
A) The range of temperatures where organisms cannot survive. B) The range of temperatures where organisms experience minimal stress. C) The range of temperatures where organisms can survive but not thrive. D) b) The range of temperatures where organisms can reproduce effectively.
A) The number of species present in a given geographic location. B) b) The number of species present in a given geographic location. c) The range of latitudes where a species can be found. d) The migratory pattern of organisms across continents. C) The total land area covered by a particular organism or species. D) The range of latitudes where a species can be found.
A) The interdependence of organisms within an ecosystem. B) The adjustment of organisms to their environmental conditions. C) The ability of organisms to change their habitat D) The process of evolution through natural selection.
A) It accelerates evolutionary processes B) It limits the growth of populations C) It disrupts the genetic diversity of species. D) It influences the development of specialized structures or behaviors.
A) Paramecium B) Bacteria C) Amoeba D) Earthworm
A) Wings for flight B) Scales for protection C) Strong jaws for hunting. D) Gills for respiration
A) Lungs for breathing in water B) Legs for hopping on land. C) Gills for respiration. D) Webbed feet for swimming.
A) Long tongues for catching prey. B) Poison glands for defense. C) Shells for protection D) Suction cup-like toes for climbing
A) Large ears for enhanced hearing. B) Pouches for carrying offspring. C) Wings for flying. D) Camouflage for blending with the surroundings.
A) Hibernation during extreme temperatures B) Sharp beaks for cracking seeds. C) Long necks for reaching leaves. D) Shells for protection.
A) Spines for defense. B) Hooves for running on land. C) Antlers for mating displays. D) Trunks for storing water.
A) Poisonous stingers for defense. B) Compound eyes for a wide field of vision. C) Feathers for insulation D) Suction cups for attaching to surfaces.
A) Feathers for flight. B) Beaks for feeding on nectar. C) Pouches for carrying young. D) Scales for protection.
A) The introduction of harmful substances into the environment. B) The accumulation of greenhouse gases C) The natural balance of ecosystems D) The preservation of natural resources.
A) Acid rain, deforestation, and ozone depletion B) Noise, light, and thermal pollution C) Global warming, overfishing, and habitat destruction. D) Air, water, soil, and noise pollution.
A) Sources: Industrial emissions; Causes: Burning fossil fuels; Effects: Respiratory illnesses. B) Sources: Noise from transportation; Causes: Overfishing; Effects: Disruption of aquatic ecosystems. C) Sources: Pesticides and herbicides; Causes: Deforestation; Effects: Soil erosion. D) Sources: Oil spills; Causes: Industrial waste; Effects: Water contamination.
A) By promoting deforestation for agricultural purposes. B) By using plastic extensively for packaging. C) By implementing proper waste treatment and management. D) By reducing carbon dioxide emissions.
A) Encouraging deforestation for urban development. B) Implementing sustainable farming practices. C) Increasing the use of chemical fertilizers. D) Disposing of hazardous waste in landfills.
A) Through both sexual and asexual reproduction. B) Through sexual reproduction only. C) They do not reproduce. D) Through asexual reproduction only.
A) Sexual reproduction. B) Binary fission C) Multiple fission. D) Asexual reproduction
A) Through binary fission B) Through sexual reproduction C) Through multiple fission D) Through asexual reproduction.
A) Asexual reproduction B) Sexual reproduction. C) Multiple fission. D) Binary fission
A) Parthenogenesis B) External fertilization. C) Binary fission. D) Internal fertilization. |