11/01/2024
30 Most Important Biology Questions for Exams | Class 10 Science Expected Questions
1. Which technique can be used to established the paternity of a child? Quantitative analysis of DNA
2. By whom was Gene first isolated? Hargobind Khurana
3. By whom was Insulin discovered? Dr. F G. Banting
4. From which part of the plant is turmeric obtained? Stem
5. Which cytoplasmic organelles are treated as prokaryotic cells within the eukaryotic cells? Glyoxysomes
6. Archaeopteryx had which reptilian characters? Clawed wings, teeth on jaw, tail
7. By using which technique, is DNA fingerprint done? Southern Blotting
8. Which type of microorganism is most widely used in industries? Bacteria, microalgae and fungi.
9. Which term for natural vegetation is associated with Siberia? Taiga
10. For which snake is the diet mainly composed of their snakes? Kingcobra
11. What structure is common to both earthworm and cockroach? Ventral nerve cord
12. Which part of human brain is the regulating centre for swallowing and vomating? Medulla oblangata
13. Which is used to know the development of foetus in uterus? Ultrasound
14. Which oil is used in the floatation method for the purification of ores? Pine oil
15. Who published the book ‘Origin of species by natural selection in 1859’? Darwin
16. Which vitamin is generally excreted by humans in urine? Vitamin C
17. A person who lives exclusively on milk, egg and bread is likey to become a victim of which desease? Scurvy
18. Which is known as ‘graveyard of RBCs’? Spleen
19. Which are the glands of the body which pour their seretions directly into the blood stream? Endocrine glands
20. A typical human ribcage consists of how many ribs? 24
21. Which cell organelle is responsible for cellular respiration? Mitochondrium
22. Which communicable disease is caused by bacteria? Leprosy
23. What is the first compound which is fixed during photosynthesis? Glucose
24. Which substance found in blood which helps in cloting? Fibrinogen
25. What is in a healthy person rate of heart beat on one minute? 72 times
26. Myxoedema is disorder produed due to hypersecretion of which gland? Thyroid
27. What does protein deficiency in children usually between the age of 1 to 3 year cause? Kwashiorkor
28. Which continent has the lowest birth and death rates? Europe
29. Which disease is caused by bacteria and spread though faecal matter by houseflies? Typhoid
30. What is a glass sided tank, bowl in which aquatic animals live? Aquarium