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