1. Mycorrhiza is a symbiotic association of a ........ with a root system:
2. Which of the following is NOT unicellular?
3. What are the water-holding compounds found in large quantities in marine brown and red algae known as?
4. Which of the following is a type of bryophyte that lives in many environments and is characterized by its small, flattened leaves, root-like rhizoids, and peristome?
5. In which of the following type of organism autotrophic nutrition is found?
6. Algae belongs to which of the following levels of the ecosystem?
7. Which of the following is a group of bacteria found in human intestines, whose presence in water indicates contamination by disease-causing micro-organisms?
8. Which of the following is also called 'green algae'?
9. Which of the following popular kitchen ingredients is called the 'sugar eating fungus'?
11. The reason why green algae are green:
12. Which of the following is a type of large, brown marine alga that grows in shallow, nutrient-rich saltwater near coastal areas around the world?
13. Who explained the structure and reproductive mechanism of algae in 1935?
14. Which of the following is not an example of Thallophyta?
15. Mosses, Lichens and small shrubs are found in which type of vegetation?
16. Which is a multicellular filamentous green algae that has thin unbranched chains of cylindrical cells and is found floating in groups near the surface of streams and ponds?
17. Agar is obtained from which algae?
18. In relation to the classification of algae, members of phaeophyceae are commonly known as__.
19. Members of _____ group are commonly called red algae.
20. Due to large quantities of nutrients in water an excessive growth of planktonic ......... occurs:
21. A spore-producing plant is………
22. The sexual reproductive organs of Aspergillus are:
23. What is the common name of the members of the Phaeophyceae class?
24. Water silk, Mermaid's tresses, and Blanket weed are other names for which of the following?
25. A mycorrhiza is a mutualistic relationship between a _____ and a plant.
26. Lichen is an association between which of the two?
27. Food is stored in which form in brown algae?
28. For the aquatic organisms, the source of food is:
29. Which process is used to destroy disease-causing micro-organisms and increase the validity of milk?
30. Identify the algae that is not a marine algae.
31. Which symbiotic bacteria are responsible for nitrogen determination?
32. Which of the following is not related to Kingdom Fungi?
33. Which of the following can reduce detritus into simple inorganic substances?
34. What type of haploid unicellular eukaryotic cells have a diameter of ∼ 10µm, and about half their volume is enclosed by cup-shaped chloroplast?
35. Which of the following structural layers surrounds algal, fungal, and plant cells, providing tensile strength and protection against mechanical and osmotic stress?
36. Which of the following does NOT belong to ‘Kingdom Fungi’?
37. Algae are useful to mankind because they:
38. Fungi can grow on which of the following items.
I. Bread
II. Pickles
III. Leather
IV. Clothes
Choose the correct option.
39. Which of the following statements is NOT correct about Pasteurization?
41. How does vegetative reproduction occur in red algae?
42. Majority of the fungal bionts of lichens belong to:
43. Identify an algae that undergoes anisogamous fusion of gametes.
44. A .......... is the fleshy, spore-bearing fruiting body of a fungus.
45. Which of the following plant Kingdom plants are known as algae?
46. If milk is kept outside the fridge during summer, it becomes sour due to:-
47. Which is the tallest self-supporting moss species found in New Zealand that usually grows to a height of 60 cm?
48. Identify the group in which the plants have an indistinct body organization, commonly referred to as algae and are primarily aquatic.
49. Saccharomyces Cerevisiae is commonly used to make ______.
