Froggy Jumps The Living World Quiz (Form 4, Human Biology)Version en ligne Test your knowledge about the fascinating aspects of the living world! par YAKILI LMS 1 What is the primary unit of life in the living world? a Molecule b Atom c Cell 2 Which process do plants use to convert sunlight into energy? a Transpiration b Photosynthesis c Respiration 3 What is biodiversity? a Variety of life in an ecosystem b Total number of species c Only animal species 4 What do we call organisms that produce their own food? a Heterotrophs b Autotrophs c Decomposers 5 Which kingdom includes organisms like mushrooms and yeast? a Plantae b Animalia c Fungi 6 What is the primary function of DNA in living organisms? a Produce energy b Store genetic information c Regulate temperature 7 Which of the following is NOT a characteristic of living things? a Response to stimuli b Inability to reproduce c Growth 8 What is the term for a group of organisms of the same species living in a specific area? a Community b Ecosystem c Population 9 Which gas do animals primarily exhale? a Carbon dioxide b Oxygen c Nitrogen 10 What is the primary role of decomposers in an ecosystem? a Produce oxygen b Break down dead matter c Consume plants 11 What are carbohydrates primarily made of? a Nitrogen, sulfur, and phosphorus b Iron, calcium, and magnesium c Carbon, hydrogen, and oxygen 12 Which type of carbohydrate is known as simple sugars? a Monosaccharides b Polysaccharides c Disaccharides 13 What is an example of a disaccharide? a Starch b Glucose c Sucrose 14 Which carbohydrate is a major energy source for the body? a Glycogen b Cellulose c Glucose 15 What type of carbohydrate is cellulose? a Monosaccharide b Disaccharide c Polysaccharide 16 Which carbohydrate is stored in the liver and muscles? a Glycogen b Fructose c Lactose 17 What is the primary function of carbohydrates in the body? a Store fat b Provide energy c Build muscle 18 Which carbohydrate is found in dairy products? a Maltose b Starch c Lactose 19 What type of carbohydrate is starch? a Disaccharide b Monosaccharide c Polysaccharide 20 Which carbohydrate is commonly found in fruits? a Maltose b Fructose c Galactose 21 What is the primary role of fungi in ecosystems? a Predators of plants. b Decomposers that break down organic matter. c Producers of oxygen. 22 Which structure do fungi use for reproduction? a Spores. b Seeds. c Roots. 23 What type of organism are fungi classified as? a Eukaryotic organisms. b Viruses. c Prokaryotic organisms. 24 Which of the following is a common fungal infection in humans? a Chickenpox. b Athlete's foot. c Flu. 25 What is the main component of fungal cell walls? a Chitin. b Cellulose. c Peptidoglycan. 26 Which of the following is NOT a type of fungi? a Mushroom. b Moss. c Yeast. 27 What is mycorrhiza? a A type of fungal disease. b A fungal reproductive structure. c A symbiotic association between fungi and plant roots. 28 Which fungi are used in the production of antibiotics? a Aspergillus. b Penicillium. c Saccharomyces. 29 What is the term for a fungal network of hyphae? a Rhizome. b Stipe. c Mycelium. 30 Which process do fungi primarily use to obtain nutrients? a Absorption. b Photosynthesis. c Ingestion. 31 What is the primary factor affecting the rate of photosynthesis? a Humidity level b Soil quality c Light intensity 32 How does temperature affect photosynthesis? a It always decreases the rate b Higher temperatures can increase the rate up to a point. c It has no effect 33 Which gas is essential for photosynthesis? a Nitrogen b Oxygen c Carbon dioxide 34 What role does water play in photosynthesis? a It is a reactant needed for the process. b It inhibits photosynthesis c It is a byproduct 35 How does light wavelength affect photosynthesis? a All wavelengths are equally absorbed b Only red light is used c Different wavelengths are absorbed differently. 36 What happens to photosynthesis at very high temperatures? a It speeds up indefinitely b It can denature enzymes and slow down the process. c It remains unchanged 37 Which environmental factor can limit photosynthesis in a closed environment? a Carbon dioxide concentration b Soil pH c Wind speed 38 How does humidity affect photosynthesis? a It always decreases the rate b It has no effect c Higher humidity can enhance the rate by reducing water loss. 39 What is the effect of too much light on photosynthesis? a It has no effect b It can cause photoinhibition. c It always increases the rate 40 Which plant adaptation helps optimize photosynthesis in low light? a Thicker bark b Larger leaf surface area c Smaller roots 41 What is the primary function of the heart? a Producing hormones. b Pumping blood throughout the body. c Filtering waste from blood. 42 What do the lungs primarily do? a Facilitate gas exchange (oxygen and carbon dioxide). b Regulate body temperature. c Digest food. 43 What is the role of the liver? a Detoxifying chemicals and metabolizing drugs. b Filtering blood. c Producing insulin. 44 Which part of the body is responsible for digestion? a The lungs. b The stomach and intestines. c The heart. 45 What is the function of the kidneys? a Regulating heart rate. b Producing red blood cells. c Filtering waste from the blood to produce urine. 46 What do the muscles do? a Facilitate movement of the body. b Store energy. c Produce hormones. 47 What is the function of the brain? a Controlling body functions and processing information. b Producing bile. c Filtering blood. 48 What do the bones provide? a Structure and support for the body. b Hormonal regulation. c Energy storage. 49 What is the role of the skin? a Digesting food. b Producing blood cells. c Protecting the body and regulating temperature. 50 What is the function of the pancreas? a Pumping blood. b Filtering blood. c Producing insulin and digestive enzymes.
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