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