21. Which of the following movement requires energy in the form of ATP?
(a) Diffusion
(b) Osmosis
(c) Active transport✅
(d) Facilitated diffusion
22. The example of bulkiest cells are:
(a) Bacteria.
(b) Bird eggs.✅
(c) Muscle cells.
(d) Nerve cells.
23. The example of long cells are:
(a) Bird eggs.
(b) Muscle cells.
(c) Never cells.
(d) Muscle cells & nerve cells.✅
24. Human body is made up of how many types of cells?
(a) 200✅
(b) 300
(c) 400
(d) 500
25. Who reported that all animal tissues are also composed of individual cells?
(a) Robert Hooke
(b) Lorenz Oken
(c) Robert Brown
(d) Schwann✅
26. Nucleus in the cell was discovered by:
(a) Robert Hooke
(b) Lorenz Oken
(c) Robert Brown✅
(d) Schwann
27. Cell theory was proposed by:
(a) Robert Hooke
(b) Schwann
(c) Schleiden
(d) Both a and b✅
28. Concept of "Omnis cellula e cellula" was given by:
(a) Robert Hooke
(b) Lorenz Oken
(c) Robert Brown
(d) Virchow✅
29. The cells used for transport of impulses are:
(a) muscles cells.
(b) nerve cells.✅
(c) gland cells
(d) RBC
30. The cells used for secretion of hormones are:
(a) muscles cells.
(b) nerve cells.
(c) gland cells.✅
(d) RBCs.
31. The cells used for support in plants are:
(a) Sclerenchymatous cells
(b) Collenchymatous cells
(c) Parenchymatous cells
(d) Both a and b✅
32. The cells used for photosynthesis in plants are:
(a) Sclerenchymatous cells
(b) Ground tissues✅
(c) Phloem tissues
(d) Meristematic cells
33. The cells used for storage in plants are:
(a) Sclerenchymatous cells
(b) xylem tissues
(c) Parenchymatous cells✅
(d) Meristematic cells
34. The cells which can divide in plants are:
(a) Sclerenchymatous cells
(b) Collenchymatous cells
(c) Parenchymatous cells
(d) Meristematic cells✅
35. The resolution of human eye is:
(a) 1.0
(b) 2.0
(c) 0.1✅
(d) 0.2
36. Magnification of electron microscope is:
(a) 2500 x
(b) 25000 x
(c) 250000 x✅
37. The movement of molecules against the concentration gradient is called:
(a) Diffusion
(b) Passive transport
(c) active transport✅
(d) Endocytosis
38. Cellulose is present in:
(a) Primary wall✅
(b) Secondary wall
(c) Middle lamella
(d) None of the above
39. Lignin is present in:
(a) Primary wall
(b) Secondary wall✅
(c) Middle lamella
(d) None of the above
40. Lysosomes were discovered by:
(a) Sanger
(b) Palade
(c) De Duve✅
(d) Brown
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