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Q. No.
Nucleated RBC is present in
1. man
2. rat
3. frog
4. rabbit
Subtopic:  Frogs: Anatomy (Circulatory System) |
 95%
Level 1: 80%+
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In frog, lymphatic system consists of-
1. Lymph
2. Lymph channels
3. Lymph nodes
4. All
Subtopic:  Frogs: Anatomy (Circulatory System) |
 97%
Level 1: 80%+
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Frogs differ from humans in possessing
1. paired cerebral hemispheres
2. hepatic portal system
3. nucleated red blood cells
4. thyroid as well as parathyroid

Subtopic:  Frogs: Anatomy (Circulatory System) |
 92%
Level 1: 80%+
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Frogs have a ___________ chambered heart.

1. One

2. Two

3. Three

4. Four

Subtopic:  Frogs: Anatomy (Circulatory System) |
 94%
Level 1: 80%+
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Which of the following special venous system is present in frog?
1. Hepatic portal system
2. Renal portal system
3. Both (1) and (2)
4. Neither hepatic nor renal portal system is present
Subtopic:  Frogs: Anatomy (Circulatory System) |
 91%
Level 1: 80%+
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Which of the following features of frog blood is different from human blood?
1. Presence of nucleated red blood cells.
2. Presence of haemoglobin for oxygen transport.
3. Absence of white blood cells in the immune response.
4. Presence of platelets for blood clotting.
Subtopic:  Frogs: Anatomy (Circulatory System) |
 89%
Level 1: 80%+
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Which of the following statements regarding frog’s circulatory system are correct?

I: It is a closed type of circulatory system
II: The heart has two auricles and one ventricle.
III: Blood contains nucleated RBCs.
1. Only I and II
2. I, II and III
3. Only I and III
4. Only II and III
Subtopic:  Frogs: Anatomy (Circulatory System) |
 88%
Level 1: 80%+
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Choose the correct match in the table given below.
Character Human Frog
1. Glands Thyroid as well as parathyroid Only thyroid
2. Cerebral hemispheres Paired Unpaired
3. Hepatic portal system Present Absent
4. RBCs Enucleated Nucleated
Subtopic:  Frogs: Anatomy (Circulatory System) |
 85%
Level 1: 80%+
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Consider the given two statements:
Assertion(A):   The heart of a frog allows for the complete separation of oxygenated and deoxygenated blood.
Reason(R):  Frogs have three-chambered hearts, consisting of two atria and one ventricle.
 
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.
Subtopic:  Frogs: Anatomy (Circulatory System) |
 84%
Level 1: 80%+
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The dissection of a frog is being carried out in a school laboratory.
The frog's body is cut, open and its heart is taken out of the body.
The students observed that the heart of the frog continues to beat for sometime, even when removed.
Select the best option from the following statements.
1. Frog is a cold blooded animal.
2. Frog's heart is autoexcitable and is myogenic.
3. Frog does not have any coronary circulation.
4. Frog's heart is neurogenic and is autoexcitable.
Subtopic:  Frogs: Anatomy (Circulatory System) |
 76%
Level 2: 60%+
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