Cockroach

Q.

Which of the following characteristics is incorrect with respect to cockroaches?

1. Hypopharynx lies within the cavity enclosed by the mouthparts

2. A ring of gastric caeca is present at the junction of the midgut and hindgut

3. In females, the $7\mathrm{th}-9\mathrm{th}$sterna together form a genital pouch

4. $10\mathrm{th}$ abdominal segment in both sexes bears a pair of anal cerci

Q. Cockroach belongs to the class:

1. Arthropoda
2. Crustacea
3. Annelida
4. Insecta

Q.

What type of respiratory system do insects have?

Q. What is difference between liverworts and mosses

Q.

Which class has the largest number of animals?

Q. Assertion : Malpighian tubules are excretory organs in most of the insects
Reason : These help in excretion of urea and creatinine

1. Both assertion and reason are true and reason is the correct explanation of assertion
2. Both assertion and reason are true but reason is not the correct explanation of assertion
3. Assertion is true but reason is false
4. Both assertion and reason are false

Q. Read the given statements and select the correct option.
Statement-A: Respiratory system of cockroach consists of a network of trachea, that open through 20 small holes called spiracles.

Statement-B: Many species of cockroach are of great economic importance.

Q. Cockroach is

1. Diurnal and herbivorous
2. Nocturnal and carnivorous
3. Diurnal and omnivorous
4. Nocturnal and omnivorous

Q. Cockroach is a uricotelic animal.what does it mean?

Q.

In some of the organisms like birds female heterogamety is present.if so, which gamete is motile-male or female, and in the body of which organism does the fusion takes place-how?

Q. Cockroaches are active at

1. night
2. evening
3. day
4. morning

Q. The pest cockroach of genus Blatta is also called _____.

1. American cockroach
2. Australian cockroach
3. German cockroach
4. Oriental cockroach

Q. Choose the correct answer from the allternatives given.
How many pairs of spiracles are found in cockroach?

1. 2 pairs in thorax and 8 pairs in abdomen
2. 1 pair in thorax and 8 pairs in abdomen
3. 2 pairs in thorax and 6 pairs in abdomen
4. 3 pairs in thorax and 8 pairs in abdomen

Q.

Write the scientific names of :

House fly.

Q. Open circulatory system is not of physiological hindrance in cockroach because -

Q. Match list I with list II and choose the correction option
List I (Organism List II (Excretory structure)
(A) Cockroach (1) Nephridia
(B) Clarias (2) Malpighian tubules
(C) Earthworm (3) Kidneys
(D) Balanoglossus (4) Flame cells
(E) Flatworm (5) Proboscis gland

1. (A) - (1), (B) - (3), (C) - (2), (D) - (4) , (E) - (5)
2. (A) - (3), CB) - (1), (C) - (2), (D) - (5) , (E) - (4)
3. (A) - (2), (B) - (1), (C) - (3), (D) - (5) , (E) - (4)
4. (A) - (2), CB) - (1), (C) - (5), (D) - (3) , (E) - (4)
5. (A) - (2), (B) - (3), (C) - (1), (D) - (5) , (E) - (4)

Q. How many segments are present in the abdominal regions of cockroaches?

1. $8$
2. $15$
3. $10$
4. $20$

Q. The cockroach species found in India is .

1. americana
2. orientalis
3. germanica
4. australasiae

Q. Cockroach belongs to which phylum? Give other example of the same phylum.

Q. Which of the two parts in cockroach are fundamentally similar in structure?

1. Anal styles and labrum
2. Maxillae and legs
3. Wings and anal cerci
4. Mandibles and antennae

Q. Sate whether the following statements are true or false.
The respiratory system of cockroach is very well developed and consists of a network of branched closed tubes, called flame cells.

1. True
2. False

Q. What type of body cavity is found in cockroach?

Q. Where does the salivary duet open in cockroach?

Q. Given below are four statements (a - d) each with two blanks, regarding morphology and physiology of cockroach. Select the option which correctly fills up the blanks in any two statements.
(P) At the junction of (i) and midgut is present ring of 100-150 yellow coloured thin filamentous (ii)
(Q) (i) is a sac like structure, used for storing food. It is followed by (ii) which helps in grinding food.
(R) The respiratory system consists of a network of (i) , that open through 10 pairs of small holes called (ii) on lateral side of the body.
(S) In both sexes, the (i) segment bears a pair of jointed filamentous structures called (ii) .

1. (P) (i) Foregut, (ii) Gastric caecae
   (S) (i) Tenth, (ii) Anal cerci
2. (Q) (i) Crop, (ii) G izzard
   (R) (i) Spiracles, (ii) Tracheoles
3. (P) (i) Hindgut, (ii) Malpighian tubules
   (R) (i) Trachea, (ii) Spiracles
4. (Q) (i) Gizzard, (ii) Crop
   (S) (i) Sixth, (ii) Anal style

Q. Choose the correct answer from the allternatives given.
What is the anterior pair of wings called in cockroach?

1. Sternum
2. Elytra
3. Tergum
4. Cerci

Q. The cockroach species found in India is .

1. americana
2. orientalis
3. germanica
4. australasiae

Q. Sate whether the following statements are true or false.
Movement in cockroach involves the musculature of the body wall and setae.

1. True
2. False

Q. What type of mouthparts do you observe in cockroach?

Q. Select the correct option:

1. The number of ovaries in each ovary are ten
2. The larval stage is called caterpillar
3. They are ureotelic
4. Anal styles are absent in females

Q. How many pairs of wings are found in cockroach? What is the first pair of wings is called?