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