Identify the incorrect statement:

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

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

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

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

 

What is incorrect regarding Periplaneta americana?

1. Excretion by malpighian tubules

2. Hemolymph delivering oxygen to tissues

3. Paurometabolous development

4. Mosaic vision

The type of cartilage present in the epiglottis, pinna and tip of the nose is:

(1) Elastic

(2) Hyaline

(3) Fibrous

(4) Calcified

Which of the following does not help in excretion in Periplaneta Americana?

1. Fat body

2. Urecose glands

3. Nephrocytes

4. None of these

Dense irregular connective tissue is present in:

1. Tendons

2. Ligaments

3. Skin

4. Cartilage

The most abundant and widely distributed tissue in the bodies of complex animals is:

1. Epithelium

2. Connective

3. Muscular

4. Neural

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

Which type of animal tissue changes the diameter of a blood vessel?

(1) Epithelium

(2) Connective

(3) Muscle

(4) Neural

Match each item in Column I with one item in Column II regarding anatomy of cockroach and choose your answer from the codes given below :

The body cells in cockroach discharge their nitrogenous waste in the haemolymph mainly in the form of

(1) ammonia

(2) potassium urate

(3) urea

(4) calcium carbonate