Identify the wrong statement with reference to the gene 'I' that controls ABO blood groups.
| 1. | A person will have only two of the 3 alleles. |
| 2. | When IA and IB are present together, they express same type of sugar. |
| 3. | Allele 'i' does not produce any sugar. |
| 4. | The gene (I) has three alleles. |
The plant parts which consist of two generations, one within the other, are:
| (a) | Pollen grains inside the anther |
| (b) | Germinated pollen grain with two male gametes |
| (c) | Seed inside the fruit |
| (d) | Embryo sac inside the ovule |
1. (a), (b) and (c)
2. (c) and (d)
3. (a) and (d)
4. (a) only
Which is the important site of formation of glycoproteins and glycolipids in eukaryotic cells?
| 1. | Peroxisomes | 2. | Golgi bodies |
| 3. | Polysomes | 4. | Endoplasmic reticulum |
Which of the following statements about inclusion bodies is incorrect?
| 1. | These are involved in the ingestion of food particles. |
| 2. | They lie freely in the cytoplasm. |
| 3. | These represent reserve material in cytoplasm. |
| 4. | They are not bound by any membrane. |
Identify the correct statement with regard to phase (Gap 1) of interphase:
| 1. | The reorganisation of all cell components takes place. |
| 2. | The cell is metabolically active and grows but does not replicate its DNA |
| 3. | Nuclear division takes place |
| 4. | DNA synthesis or replication takes place. |
Which of the following regions of the globe exhibits the highest species diversity?
| 1. | Madagascar | 2. | Himalayas |
| 3. | Amazon forests | 4. | Western Ghats of India |
Which one of the following is not an inclusion body found in prokaryotes?
| 1. | Phosphate granule | 2. | Cyanophycean granule |
| 3. | Glycogen granule | 4. | Polysome |
| List-I | List-II | ||
| A. | Abscisic acid | I. | Promotes female flowers in cucumber |
| B. | Ethylene | II. | Helps seeds to withstand desiccation |
| C. | Gibberellin | III. | Helps in nutrient mobilisation |
| D. | Cytokinin | IV. | Promotes bolting in beet cabbage etc |
1. A-II, B-III, C- IV, D- I
2. A-III, B-II, C- I, D- IV
3. A-II, B-I, C- IV, D- III
4. A-II, B-I, C- III, D- IV
The oxygenation activity of RuBisCo enzyme in photorespiration leads to the formation of:
| 1. | 1 molecule of the 3-C compound |
| 2. | 1 molecule of the 6-C compound |
| 3. | 1 molecule of a 4-C compound and 1 molecule of the 2-C compound |
| 4. | 2 molecules of the 3-C compound |
The transverse section of a plant shows following anatomical features:
| a. | Large number of scattered vascular bundles surrounded by bundle sheath. |
| b. | Large conspicuous parenchymatous ground tissue. |
| c. | Vascular bundles conjoint and closed. |
| d. | Phloem parenchyma absent. |
Identify the category of plant and its part :
| 1. | Monocotyledonous root |
| 2. | Dicotyledonous stem |
| 3. | Dicotyledonous root |
| 4. | Monocotyledonous stem |
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