Biology MCQ Question and Answer
Biology MCQ Question and Answer
31. Chromosomes contain—
- Protein only
- DNA and protein
- DNA, RNA and histone
- DNA, RNA, histone and non-histone proteins
32. Which are phagocytes in liver ?
- Kupffer cells
- Aciner cells
- Diter cells
- Hensen's cells
33. Termites digest wood with the help of an enzyme secreted by the—
- Salivary glands
- Cells in the midgut
- Symbiotic protozoa
- Bacteria and fungi outside the body
34. In honeybee colony the drones are produced by—
- Fertilized eggs
- Unfertilized eggs
- Larvae fed upon leaves
- Fasting larvae
36. Body organisation in Hydra is of—
- Tissue grade
- Organ grade
- Cellular grade
- Organ system grade
37. Leech obtains continuous blood flow from its victim by pouring in it—
- Heparin
- Hirudin
- Insulin
- Pepsin
40. The exclusively sedentary protochordate animals are found in the class—
- Pterobranchia
- Larvacea
- Ascidiacea
- Thaliacea