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