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Q. No.Male frogs can be distinguished from the female frogs by the presence of
A:
A sound-producing vocal sac
B:
A copulatory pad on the first digit of the forelimbs
1. Only A is correct
2. Only B is correct
3. Both A and B are correct
4. Both A and B are incorrect
Subtopic: Frogs: Anatomy (Male Reproductive System) |
86%
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How many of the given statements regarding frog are correct?
1. 2
2. 3
3. 4
4. 5
| A: | The frog never drinks water but absorbs it through the skin. |
| B: | Frogs respire through skin when in water. |
| C: | The vascular system of frog is well-developed closed type. |
| D: | In male frogs, the ureters act as urogenital duct. |
| E: | The ear is an organ of hearing as well as balancing. |
2. 3
3. 4
4. 5
Subtopic: Frogs | Frogs: Morphology | Frogs: Anatomy (Circulatory System) | Frogs: Anatomy (Respiratory System) | Frogs: Anatomy (Nervous System) | Frogs: Anatomy (Excretory System) | Frogs: Anatomy (Male Reproductive System) |
62%
From NCERT
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Which of the following statements accurately describes the male reproductive system of a frog?
| 1. | The testes produce eggs and are attached to kidneys. |
| 2. | The male frog has a pair of testes which are connected to the ventral side of the kidneys by a structure called mesorchium. |
| 3. | The testes produce spermatozoa, and the reproductive process is facilitated by a pair of seminal vesicles. |
| 4. | The vasa efferentia transport urine from the kidneys to the urinary bladder. |
Subtopic: Frogs: Anatomy (Male Reproductive System) |
77%
From NCERT
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Which part of the frog's brain is responsible for maintaining balance and posture?
| 1. | Cerebrum | 2. | Cerebellum |
| 3. | Medulla oblongata | 4. | Olfactory lobes |
Subtopic: Frogs: Anatomy (Nervous System) |
71%
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Match the type of epithelium to their correct location:
| 1. | Columnar epithelium - Alveoli of lungs |
| 2. | Squamous epithelium - Lining of the intestine |
| 3. | Cuboidal epithelium - Kidney tubules |
| 4. | Ciliated epithelium - Ovarian surface |
Subtopic: Simple Epithelium |
76%
From NCERT
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Which of the following statements about respiration in frogs is true?
| 1. | Frogs respire only through their skin and not through lungs. |
| 2. | Adult frogs use their lungs for respiration, but can also respire through their moist skin. |
| 3. | Frogs cannot respire through their skin; they rely solely on their lungs. |
| 4. | The respiration in frogs is identical to that in humans, relying entirely on pulmonary ventilation. |
Subtopic: Frogs: Anatomy (Respiratory System) |
96%
From NCERT
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What is the location and function of compound eyes in arthropods?
| 1. | Located on the head, used for detecting light and shadow only. |
| 2. | Located on the thorax, used for complex visual processing. |
| 3. | Located on the head, used for detailed and panoramic vision. |
| 4. | Located on the abdomen, used primarily for movement detection. |
Subtopic: Frogs: Anatomy (Nervous System) |
55%
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In the reproductive system of female frogs, which of the following statements is true?
| 1. | The oviducts open directly into the coelom. |
| 2. | Females have a single ovary. |
| 3. | Eggs are fertilized internally. |
| 4. | Eggs are laid and fertilized externally in water. |
Subtopic: Frogs: Anatomy (Female Reproductive System) |
90%
From NCERT
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Match the following cell junctions with their descriptions:
1. A-ii, B-iii, C-i
2. A-i, B-ii, C-iii
3. A-iii, B-i, C-ii
4. A-ii, B-i, C-iii
| Column I | Column II | ||
| A. | Tight junctions | i. | Allow passage of ions and small molecules between cells |
| B. | Desmosomes | ii. | Prevent the passage of molecules between cells |
| C. | Gap junctions | iii. | Provide mechanical strength |
1. A-ii, B-iii, C-i
2. A-i, B-ii, C-iii
3. A-iii, B-i, C-ii
4. A-ii, B-i, C-iii
Subtopic: Glandular Epithelium & Cell Junction |
92%
From NCERT
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The ventricle in the heart of the frog opens into a sac-like structure called as:
1. Sinus Venosus
2. Conus Arteriosus
3. Truncus Arteriosus
4. Vasa Vasorum
1. Sinus Venosus
2. Conus Arteriosus
3. Truncus Arteriosus
4. Vasa Vasorum
Subtopic: Frogs: Anatomy (Circulatory System) |
66%
From NCERT
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