Biology Science Nios plus two Welcome to your Biology Science Nios plus two Total Questions: 38 Name Mobile No: 1. What is the primary function of the nervous system? To transport oxygen. To digest food. To regulate body temperature. To control and coordinate body functions. None Hint 2. What is a tissue? A group of cells with a common origin, structure, and function. An organ system. An organ. A single cell. None Hint 3. Which heart chamber pumps blood to the lungs? Left atrium Right ventricle Right atrium Left ventricle None Hint 4. Which kingdom includes both autotrophic and heterotrophic organisms? Monera Protista Fungi Plantae None Hint 5. Which of the following is a characteristic of bacteria? Lack of a cell wal Presence of a well-defined nucleus Presence of flagella Presence of chloroplasts None Hint 6. What is the term for the fusion of a male and female gamete? Meiosis Regeneration Fertilization Mitosis None Hint 7. Which of the following is a product of anaerobic respiration in plants? Carbon dioxide and water Alcohol and carbon dioxide Water and oxygen Glucose and oxygen None Hint 8. What is the shoot system? The root system The part of the plant below ground The underground part of the plant The part of the plant above ground None Hint 9. What is the name of the symbiotic relationship between fungi and plant roots? Parasitism Lichen Endosymbiosis Mycorrhiza None Hint 10. What is the difference between a taproot and a fibrous root system? Taproot has a main root that is thicker and longer, while fibrous roots have a network of thinner roots. Taproot is found in monocots and fibrous root system is found in dicots. Taproot is a type of adventitious root and fibrous root system is not. Taproot is found in dicots and fibrous root system is found in monocots. None Hint 11. In what stage of photosynthesis is water split? Photorespiration Calvin cycle Light-dependent reactions Light-independent reactions None Hint 12. Which pigment is responsible for absorbing light energy in photosynthesis? RuBP Chlorophyll Starch ATP None Hint 13. What is the main function of the circulatory system? Maintaining body temperature Transporting gases, nutrients, and hormones Filtering waste products from the blood Producing hormones None Hint 14. What is the name of the process where a plant produces new plants from its vegetative parts, like roots, stems, or leaves? Sexual reproduction Asexual reproduction Budding Pollination None Hint 15. Plants absorb nitrogen primarily in the form of: Ammonia Nitrates Nitrites Amino acids None Hint 16. Which of the following is a phylum within the Kingdom Animalia? Gymnospermae Bryophyta Arthropoda Pteridophyta None Hint 17. Where does glycolysis occur in plant cells? Cytoplasm Nucleus Chloroplast Mitochondria None Hint 18. What is the main function of the shoot system? Anchorage and support Store food reserves in the roots Absorb water and nutrients from the soil Support the plant and conduct photosynthesis None Hint 19. Which of the following is a characteristic of the Kingdom Animalia? Cell walls made of cellulose. Autotrophic nutrition. Presence of chloroplasts. Heterotrophic nutrition. None Hint 20. What is a root hair? A protective layer on the root tip. A small, temporary structure that helps the root absorb water and nutrients. A modified root for storage. A lateral root that develops from the main root. None Hint 21. Which of the following is the main function of the root system? Anchoring the plant Transporting Water Both b and c Nutrient Absorption None Hint 22. Which of the following is an example of a plant tissue? Blood Xylem Muscle tissue Nervous tissue None Hint 23. What is the name of the fluid that circulates in blood vessels? Lymph Plasma Interstitial fluid Blood None Hint 24. Where does the shoot system develop from? The plumule The seed coat The root cap The radicle None Hint 25. Which of the following is an example of an animal tissue? Meristematic tissue. Xylem Connective tissue Phloem None Hint 26. What is the primary source of energy for photosynthesis? Water Sunlight Carbon dioxide Oxygen None Hint 27. Which of the following blood vessels carries deoxygenated blood back to the heart? Aorta Pulmonary artery Pulmonary vein Veins None Hint 28. The transfer of pollen from the stamen to the pistil is called: Fertilization Pollination Germination Grafting None Hint 29. Which part of the brain is responsible for maintaining balance and coordination? Hypothalamus Cerebrum Cerebellum Brain stem None Hint 30. What is a characteristic of eukaryotic organisms? No cell wall Presence of a well-defined nucleus Absence of a membrane-bound nucleus Lack of organelles None Hint 31. What is a root cap, and what is its function? It is a protective layer on the root tip. It absorbs water and minerals. Both a and c. It helps the root to move through the soil. None Hint 32. Which of the following is NOT involved in nitrogen fixation? Cyanobacteria Rhizobium Nitrobacter Azotobacter None Hint 33. Which of the following is NOT a part of the female reproductive organ in a flower? Ovary Style Stigma Anther None Hint 34. What is the role of the spinal cord? To process information and make decisions. To transmit nerve impulses between the brain and the body. To regulate hormone levels. To control involuntary functions like breathing. None Hint 35. Which of the following is NOT a part of the shoot system? Root Stem Leaves Flower None Hint 36. The process of converting nitrates into nitrogen gas is called: Nitrification Ammonification Nitrogen fixation Denitrification None Hint 37. What is the main function of xylem in plants? Transporting sugars. Transporting water and minerals. Protecting the plant. Providing support. None Hint 38. What is the primary function of respiration in plants? Nutrient absorption Water transport Energy production Photosynthesis None Hint Time's up Share: admin Previous post TEST 9 June 14, 2025 Next post TEST 10 June 14, 2025
