Q. No.In the five-kingdom classification, Chlamydomonas and Chlorella have been included in:
| 1. | Algae | 2. | Plantae |
| 3. | Monera | 4. | Protista |
Five kingdom system of classification suggested by R.H. Whittaker is based on:
1. Complexity of body organisation
2. Mode of reproduction
3. Mode of nutrition
4. All of the above
| 1. | cell membrane and chromosome. |
| 2. | protein coat and nucleic acid molecules. |
| 3. | lipid coat (the capsid), genes, and ribosomes. |
| 4. | protein coat, gens, and mitochondria. |
Which of the following statements is correct?
1. Lichens do not grow in polluted areas.
2. Algal component of lichens is called mycobiont.
3. Fungal component of lichens is called phycobiont.
4. Lichens are not good pollution indicators.
Match the Column-I with Column-II
|
Column-I |
Column-II |
||
|
(a) |
Saprophyte |
(i) |
Symbiotic association of fungi with plant roots |
|
(b) |
Parasite |
(ii) |
Decomposition of dead organic materials |
|
(c) |
Lichens |
(iii) |
Living on living plants or animals |
|
(d) |
Mycorrhiza |
(iv) |
Symbiotic association of algae and fungi |
Choose the correct answer from the options given below:
| (a) | (b) | (c) | (d) | |
| 1. | (ii) | (iii) | (iv) | (i) |
| 2. | (i) | (ii) | (iii) | (iv) |
| 3. | (iii) | (ii) | (i) | (iv) |
| 4. | (ii) | (i) | (iii) | (iv) |
Identify the fungi which do not belong to the group of other fungi among the following:
| 1. | Sac-fungi | 2. | Puffballs |
| 3. | Mushrooms | 4. | Bracket Fungi |
Mad cow disease in cattle is caused by an organism which has:
1. Inert crystalline
2. Abnormally folded protein
3. Free RNA without protein coat
4. Free DNA without protein coat
Which of the following statements is correct?
| 1. | Organisms that depend on living plants are called saprophytes. |
| 2. | Some of the organisms can fix atmospheric nitrogen in specialized cells called sheath cells. |
| 3. | The fusion of two cells is called Karyogamy. |
| 4. | Fusion of protoplasms between two motile or non-motile gametes is called plasmogamy. |
In which group of organisms the Cell walls form two thin overlapping shells which fit together?
| 1. | Chrysophytes | 2. | Euglenoids |
| 3. | Dinoflagellates | 4. | Slime moulds |
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