The cells that release heparin and histamines in the blood are:

1. Basophils

2. Mast cells

3. Eosinophils

4. Neutrophils

Subtopic:  Connective Tissue |
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In cockroach, the formation of ootheca is by the secretions of:

1. Prothoracic glands of male

2. Prothoracic glands of female

3. Colleterial glands of male

4. Colleterial glands of female

Subtopic:  Cockroach: Female Reproductive System |
 63%
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Identify the incorrect statement:

1. In both male and female cockroach, 8th and 9th tergites are mostly covered by the 7th

2. Ventrally, the abdomen in cockroach has only 9 sternites  in males and 7 in females

3. In female cockroach, the 7th sternite along with 8th and 9th forms gynatrium

4. the anterior most part of the gynatrium is called the oothecal chamber

 

Subtopic:  Cockroach: Female Reproductive System |
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What is incorrect regarding Periplaneta americana?

1. Excretion by malpighian tubules

2. Hemolymph delivering oxygen to tissues

3. Paurometabolous development

4. Mosaic vision

Subtopic:  Cockroach: Circulatory System |
 69%
From NCERT
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The type of cartilage present in the epiglottis, pinna and tip of the nose is:

(1) Elastic

(2) Hyaline

(3) Fibrous

(4) Calcified

Subtopic:  Connective Tissue |
 56%
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Which of the following does not help in excretion in Periplaneta Americana?

1. Fat body

2. Urecose glands

3. Nephrocytes

4. None of these

Subtopic:  Cockroach: Excretory System |
 69%
From NCERT
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Dense irregular connective tissue is present in:

1. Tendons

2. Ligaments

3. Skin

4. Cartilage

Subtopic:  Connective Tissue |
 69%
From NCERT
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The most abundant and widely distributed tissue in the bodies of complex animals is:

1. Epithelium

2. Connective

3. Muscular

4. Neural

Subtopic:  Connective Tissue |
 76%
From NCERT
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The mouth part of the cockroach shown in the given diagram acts as a/an:

1. Upper lip

2. Tongue

3. Lower lip

4. Uvula

Subtopic:  Cockroach: Head & Mouth Parts |
 56%
From NCERT
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Which type of animal tissue changes the diameter of a blood vessel?

(1) Epithelium

(2) Connective

(3) Muscle

(4) Neural

Subtopic:  Cardiac Muscle & Smooth Muscle |
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