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