| List-I (Part) | List-II (Function) | ||
| A. | Malpighian tubules | I. | Excretion and osmoregulation |
| B. | Tegmina | II. | Protection of hind wings during flight |
| C. | Maxillae | III. | Handling and manipulation of food |
| D. | Crop | IV. | Temporary storage of food |
| List-I | List-II | ||
| (a) | Crop | (i) | grinding the food particles |
| (b) | Proventriculus | (ii) | secretion of digestive juice |
| (c) | Hepatic caecae | (iii) | removal of nitrogenous waste |
| (d) | Malpighian tubules | (iv) | storage of food |
| (a) | (b) | (c) | (d) | |
| 1. | (iv) | (i) | (ii) | (iii) |
| 2. | (iii) | (ii) | (i) | (iv) |
| 3. | (ii) | (iv) | (i) | (iii) |
| 4. | (i) | (iv) | (iii) | (ii) |
Which of the following structures are also associated with excretion in cockroach?
| 1. | Fat bodies | 2. | Urecose glands |
| 3. | Nephrocytes | 4. | All of these |
Cockroach :
| 1. | Is uricotelic | 2. | Is ureotelic |
| 3. | Is ammonotelic | 4. | Performs dual excretion |
| Assertion (A): | Cockroaches are treated as pests. |
| Reason (R): | They spoil food and contaminate it with their smelly excreta. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True, but (R) is not the correct explanation of (A). |
| 3. | (A) is True, but (R) is False. |
| 4. | (A) is False, but (R) is True. |
Yellow coloured thin filamentous rings present at the junction of midgut and hindgut which help in excretion are how many in number ?
1. 100-150
2. 200
3. 9-10
4. 50-100
| 1. | Nephridia | 2. | Kidneys |
| 3. | Flame cells | 4. | Malpighian tubules |
| (A) | (B) | (C) | |
| 1. | Foregut | Midgut | 6-8 |
| 2. | Midgut | Hindgut | 100-150 |
| 3. | Foregut | Midgut | 100-150 |
| 4. | Foregut | Hindgut | 6-8 |
Malpighian tubule are lined by
1. Glandular epithelium with ciliated cells
2. Simple epithelium and non-ciliated cells
3. Cutinised epithelium
4. Simple squamous epithelium
Cockroach is uricotelic. Which of the following is not an excretory structure in cockroach?
1. Flame cells
2. Urecose glands
3. Fat body
4. Malpighian tubules