Biology Quizzes Stage-1

Here you’ll find the most important and repeated Biology past paper questions Quizzes Stage-1. A perfect way to prepare for top competitive exams and score maximum marks. Good Luck

 

  • Total Quizzes: 50

  •  Total Marks: 50

  • Total Questions: 50

  • Time Allowed: 30 minutes

  • The correct answers will be displayed after the test is completed.

 
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#1. The breakdown of food molecules to release energy is called?

#2. Carbohydrates which digested quickly are called?

#3. Wave of rhythmic movements of muscle contraction and relaxation called?

#4. Activity of enzymes can be enhanced by ____?

#5. Root hairs are most important to a plant because they ______?

#6. Pumping of blood by the rhythmic pulsation of heart throughout the body is called?

#7. Which of these are involved in the clotting of blood?

#8. The cause of malaria is _____?

#9. Scientific name of frog is ____?

#10. Each mole of glucose produce maximum energy i.e ______?

#11. Living organisms which derive their food from dead and decaying organic materials called?

#12. Study of remote past organic life, with the help of fossils?

#13. Each gram fat supplies the body with about ______ calories.

#14. Feeding sequences and relationships are called?

#15. Opening and closing of stomata is also regulated by ___?

#16. Bio elements considered as vital for life are ______ members or in numbers.

#17. In the human body there are more than _____ known enzymes.

#18. High solubility of fertilizers also degrades ecosystem through _____?

#19. Enzymes catalyze chemical reaction by _____ the activation energy.

#20. Loss of internal water of plant in the form of vapours from aerial parts of plants is called?

#21. Dead cells of xylem vessels arranged vertically have empty space inside called?

#22. Enzymes are ______?

#23. A type of cancer that affects the blood, bone marrow and lymphatic system called?

#24. Small portion of enzyme where substrate attach with enzyme called _____?

#25. In chloroplast different pigments absorb light of different _____?

#26. Fertilizers are substances containing chemical elements such as manure or mixture of ______?

#27. In living organisms energy is stored in a special molecule called?

#28. Sea food is an excellent source of protein because it’s usually low in ______?

#29. A group of similar cells combine together to form _____?

#30. Plant utilizes simple inorganic molecules (CO2 and H2O) to prepare _____?

#31. Relaxation of heart muscles and allowing the chambers to fill with blood called?

#32. Chloroplast is double membrane bounded organelle have semifluid protein containing membrane called ____?

#33. In human heart blood returning from lungs first drains into the _____?

#34. Liquid secreted by the pancreas, which contains a variety of _____?

#35. Root hair is long, thin and tubular structure, it increases surface area which increases the _____?

#36. Presence of enzyme does not affect the nature or properties of ______?

#37. Nutrients that are needed in the highest concentration called?

#38. All are postulates of cell theory except?

#39. Which processes involve mitosis?

#40. The only source of energy on earth is ____?

#41. In constructive reaction _____ molecules are formed.

#42. Colourless, irregular in shape, nucleated and larger sized cell than R.B.Cs called?

#43. As temperature increases, initially the rate of reaction will _____?

#44. Photosynthesis is the only process which produces free O2 by splitting _____?

#45. Inherited condition that affects the blood hemoglobin called _____?

#46. Conversion of free energy into different forms by living organisms is called?

#47. In flowering plants xylem is made up of ____ types of tissues.

#48. Iron deficiency is associated with decreased cognitive abilities and resistance to _____?

#49. Enzyme changes in pH can cause enzymes to ______?

#50. Volvox is a polyphyletic genus of _______?

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