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