The blood of cockroach contains no respiratory pigment. It means that:
1.
respiration is anaerobic
2.
cockroach does not respire
3.
oxygen goes directly into tissues by diffusion
4.
oxygen goes into tissue by intracellular capillary system
Subtopic: Cockroach: Respiratory System |
85%
Level 1: 80%+
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Subtopic: Compound & Specialised Epithelium |
69%
Level 2: 60%+
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Subtopic: Connective Tissue |
Level 3: 35%-60%
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Bone and cartilage are specialised connective tissues where:
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
| I: | The cartilage has a very hard matrix due to calcium salts in it. |
| II: | The bone has highly pliable matrix due to chondroitin salts. |
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic: Connective Tissue |
87%
Level 1: 80%+
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Match the epithelial tissues given in column-I with its location given in column-II and choose the correct option
| Column I (Epithelial tissues) |
Column II (Location) |
| Cuboidal | Epidermis of skin |
| Ciliated | Inner lining of blood vessels |
| Columnar | Inner surface of gall bladder |
| Squamous | Inner lining of fallopian tube |
| Keratinized | Lining of pancreatic duct squamous |
| Options: | (A) | (B) | (C) | (D) | (E) |
| 1. | V | IV | II | III | I |
| 2. | III | IV | V | II | I |
| 3. | V | IV | III | II | I |
| 4. | III | IV | V | I | II |
Subtopic: Simple Epithelium | Compound & Specialised Epithelium |
58%
Level 3: 35%-60%
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Subtopic: Frogs |
85%
Level 1: 80%+
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Frog, when on land, uses which of the following as its respiratory organs?
| I: The buccal cavity | II: Skin | III: Lungs |
| 1. | Only I and II | 2. | Only I and III |
| 3. | Only II and III | 4. | I, II and III |
Subtopic: Frogs |
73%
Level 2: 60%+
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The terms for ‘summer sleep’ and ‘winter sleep’ seen in frogs respectively are:
1. Aestivation and Hibernation
2. Hibernation and Aestivation
3. Diapause and Cryptobiosis
4. Cryptobiosis and Diapause
1. Aestivation and Hibernation
2. Hibernation and Aestivation
3. Diapause and Cryptobiosis
4. Cryptobiosis and Diapause
Subtopic: Frogs |
94%
Level 1: 80%+
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Identify A, B, C and D for frogs:
| A | B | C | D | |
| 1. | Ovisac | Ovary | Cloaca | Ureter |
| 2. | Oviduct | Ovary | Urinogenital tract | Cloaca |
| 3. | Ovisac | Cloaca | Oviduct | Anus |
| 4. | Oviduct | Ovary | Ureter | Cloaca |
Subtopic: Frogs: Anatomy (Female Reproductive System) |
79%
Level 2: 60%+
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Read the following statements for frogs:
(i) A mature female can lay 2500 to 3000 ova at a time
(ii) Fertilization is external and occurs in water
(iii) Development is indirect
(iv) Tadpoles are herbivores
(v) Tadpoles possess external gills which later gets replaced by internal gills after metamorphosis
How many of the above statements are correct?
1. Two
2. Four
3. Three
4. Five
(i) A mature female can lay 2500 to 3000 ova at a time
(ii) Fertilization is external and occurs in water
(iii) Development is indirect
(iv) Tadpoles are herbivores
(v) Tadpoles possess external gills which later gets replaced by internal gills after metamorphosis
How many of the above statements are correct?
1. Two
2. Four
3. Three
4. Five
Subtopic: Frogs: Anatomy (Female Reproductive System) |
Level 3: 35%-60%
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