21. Spliceosomes are not found in
cells of
1. Plants
2. Fungi
3. Animals
4. Bacteria
22. An example of colonial alga is
1. Clorella
2.Volvox
3. Ulothrix
4. Spirogyra
23. Which of the following represents order of
Horse
1) Perissodactyla
2) Caballus
3) Ferus
4) Equidae
24. Which of the following cell
organelles is responsible for extracting energy from carbohydrates to form ATP
?
1.Lysosome
2. Ribosome
3. Chloroplast
4. Mitochondrion
25. The process of separation and
purification of expressed protein before marketing is called :
1. Upstream processing
2.
Downstream Processing
3. Bioprocessing
4.
Postproduction Processing
26. Mycorrhizae are the example of
1. Fungistasis
2. Amensalism
3. Antibiosis
4. Mutualism
27. Viroids differ from viruses in having :
1. DNA molecules with protein coat
2. DNA molecules without protein coat
3. RNA molecules with Protein coat
4. RNA molecules without protein coat
28. Root hairs develop from the region of:
1.
Maturation
2. Elongation
3. Root cap
4. Meristematic activity
29. Coconut fruit is a:
1.
Drupe
2. Berry
3. Nut
4. Capsule
30. Plants which produce characteristic pneumatophores
and show vivipary belong to :
1. Mesophytes
2. Halophytes
3. Psammophytes
4. Hydrophytes
Answers:
21. 4. Bacteria
22. 2.Volvox
23. 1. Perissodactyla
24. 4. Mitochondrion
25. 2. Downstream Processing
26. 4. Mutualism
27. 4. RNA molecules without protein coat
28. 1. Maturation
29. 1. Drupe
30. 2. Halophytes