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Q. No.Consider the given two statements
Assertion (A):
The metamorphosis in a frog is not regarded as holometabolous.
Reason (R):
Frog metamorphosis does not involve a pupa stage.
1.
Both (A) and (R) are True and (R) correctly explains (A).
2.
Both (A) and (R) are True but (R) does not correctly explain (A).
3.
(A) is True, (R) is False.
4.
(A) is False, (R) is False.
Subtopic: Frogs: Anatomy (Female Reproductive System) |
54%
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%
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Male frogs can be distinguished from the female frogs by the presence of
1. Only A is correct
2. Only B is correct
3. Both A and B are correct
4. Both A and B are incorrect
| A: | A sound-producing vocal sac |
| B: | A copulatory pad on the first digit of the forelimbs |
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%
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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%
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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%
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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%
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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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How many of the given statements regarding the digestive system of frog are correct?
| 1. | The alimentary canal is short because frogs are carnivores. |
| 2. | Liver secretes bile that is stored in the gallbladder. |
| 3. | Food is captured by the bi-lobed tongue. |
| 4. | The duodenum receives bile from gallbladder and pancreatic juice from pancreas through a common bile duct. |
| 5. | The undigested solid waste moves into the rectum and passes through cloaca. |
1. 2
2. 3
3. 4
4. 5
Subtopic: Frogs: Anatomy (Digestive System) |
77%
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