Biology Quiz

Q16. The molecule that is the main source of ATP synthesis
(a) Glucose
(b) Triglycerides
(c) Proteins
(d) Cholesterol

Q17. What is common in both striated and cardiac cell
(a) Shape
(b) Number
(c) Striations
(d) Contractions

Q18. Antibodies are produced by
(a) Lymphocytes
(b) Plasma cells
(c) RBCs
(d) T-cells

Q19. What type of tissue is Blood
(a) Epithelial
(b) Cardiac
(c) Connective
(d) Muscular

Q20. Pancreas secretes
(a) Insulin
(b) Glucagon
(c) Pancreatic juice
(d) All of the above

Q21. Which group of animals was the first to evolve to fly
(a) Reptiles
(b) Mammals
(c) Insects
(d) Birds

Q22. Coelomic fluid helps in the locomotion in
(a) Hydra
(b) Earthworm
(c) Frog
(d) Starfish

Q23. A sudden change in the structure and function of a gene is called as
(a) Variation
(b) Mutation
(c) Linkage
(d) Heredity

Q24. Nissil's granules are present in which type of cells
(a) Muscles
(b) Liver
(c) Nerves
(d) Epithelial

Q25. During muscle contraction which ions are necessary
(a) Ca ⁺⁺
(b) Na ⁺
(c) K ⁺
(d) Mg ⁺⁺

Q26. Excretory organ in cockroach is
(a) Nephridia
(b) Malpighian Tubules
(c) Kidney
(d) Malpighian Corpuscles

Q27. The teeth lacking in Herbivorous animals is
(a) Molar
(b) Canine
(c) Incissor
(d) Premolar

Q28. Bones are pneumatic in
(a) Fishes
(b) Amphibians
(c) Reptiles
(d) Birds

Q29. Which of the following activity is known as Bioluminescence in living organism
(a) change of skin color
(b) emiting light from body
(c) emiting poisonous gas
(d) None of the above

Q30. Structure of DNA was discovered by
(a) James Watson and Francis Crick
(b) Thomas Watson and James Crick
(c) Emma Watson and Robert Crick
(d) Francis Watson and James Crick

___________________________________________________________________________