Respiratory System of Cockroach

1. 40 spiracles
2. 10 spiracles
3. 20 spiracles
4. 60 spiracles

1. spiracles
2. ostia
3. dorsal pores
4. none of the above

What is the function of Malpighian tubules of cockroach?

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 and R are false.

What are spiracles in cockroaches?

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 and R are false.

1. spiracles
2. ostia
3. dorsal pores
4. none of the above

Label the icons in relation with the Respiratory system of a Cockroach:

1. $⟹$ 2.$⟹$ 3. $⟹$ 4. $⟹$ 5.

1. 1.⇛ Spiracles, 2. ⇛ Atrium, 3. ⇛ Trachea, 4. ⇛ Tracheoles, 5. ⇛ Organs.

2. 1.⇛ Tracheoles, 2. ⇛ Organs, 3. ⇛ Spiracles, 4. ⇛ Atrium, 5. ⇛ Trachea.

3. 1.⇛ Trachea, 2. ⇛ Tracheoles, 3. ⇛ Organs, 4. ⇛ Spiracles, 5. ⇛ Atrium.

4. 1.⇛Organs, 2. ⇛ Spiracles, 3. ⇛ Atrium, 4. ⇛ Trachea, 5. ⇛ Tracheoles.

1. (a) (b) (c) (d)
   (iv) (iii) (ii) (i)
2. (a) (b) (c) (d)
   (i) (iii) (ii) (iv)
3. (a) (b) (c) (d)
   (iii) (ii) (iv) (i)
4. (a) (b) (c) (d)
   (iv) (iii) (i) (ii)

1. $20$
2. $10$
3. $12$ pairs
4. $20$ pairs

Glomerular hydrostatic pressure is present in.

1. Malpighian tubule

2. Bowman’s capsule

3. Tubule of the kidney

4. Glomerulus of urinary tubule

1. Bichat
2. Malpighi
3. Reyush
4. Hartwig

1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
3. Assertion is correct but Reason is incorrect
4. Both Assertion and Reason are incorrect

1. Nephridia
2. Malpighian tubules
3. Haemocoel
4. Solenocytes

1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion.
2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion.
3. Assertion is correct but Reason is incorrect.
4. Both Assertion and Reason are incorrect.

1. 8
2. 16
3. 10
4. 12

1. spiracles
2. ostia
3. dorsal pores
4. none of the above

1. 2 pairs in thorax and 10 pairs in abdomen
2. 2 pairs in thorax and 6 pairs in abdomen
3. 2 pairs in thorax and 4 pairs in abdomen
4. 2 pairs in thorax and 8 pairs in abdomen

1. Are highly vascular
2. Are typically found in molluscs
3. Branch and extend to all the cells
4. Are characteristics of many mammals

1. Proteinaceous, tergum, pleuron, sternum, tergum
2. Chitinous, tergum, sternum, pleura, tergum
3. Proteinaceous, sternum, tergum, pleura, tergum
4. Chitinous, sternum, tergum, pleura, sternum

1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
3. Assertion is correct but Reason is incorrect
4. Both Assertion and Reason are incorrect

1. Earthworms - Produce haemoglobin; lack specialised breathing devices; muscular gizzard for grinding of decaying leaves
2. Cockraoch - nocturnal and omnivorous; respiratory pigment absent
3. Frog - performs cutaneous respiration in water and pulmonary respiration on land
4. Nephridia in cockroaches, malpighian tubules in earthworms and urinary tubules in rats all have similar function

1. Alveoli
2. Bronchi
3. Trachea
4. Respiratory bronchioles

Consider the following four statements regarding the nervous system of a cockroach and choose the correct option indicating as true (T) or false (F) respectively.

1. The Brain of a cockroach is primitive and is made of 2 supra-oesophageal and 1 sub-oesophageal ganglia, connected by 2 circum-oesophageal connectives.

2. It has 3 thoracic and 6 abdominal, segmental ganglia.

3. All the Sensory organs are under the control of the brain directly.

4. Receptors are of tactile, chemo and photo sensory in nature

1. 1. T 2. T. 3. F 4. T

2. 1. T 2. F. 3. T 4. F

3. 1. F 2. F. 3. T 4. T

4. 1. F 2. T. 3. F 4. T

1. Nostrils
2. Bronchioles
3. Lungs
4. Alveoli

1. Mouth, bronchial tube, trachea, oxygen enters cellsdiffuses into cells
2. Spiracles in prothorax, tracheoles, trachea, oxygen diffuses into cells
3. Hypopharynx, mouth, pharynx, trachea, tissues
4. Spiracles in metathorax, trachea, tracheoles, oxygen

1. abdomen
2. thoracic muscles
3. legs
4. wings