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