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