Answer (1) Mouth → Pharynx → Oesophagus → Crop → Gizzard
Sol. Option (1) is the correct answer as the correct sequence of parts of the foregut in cockroach are :
Mouth → Pharynx → Oesophagus → Crop → Gizzard.
Match the following columns with reference to cockroach and select the correct option: Column-I Column-II (a) Grinding of the food particles (i) Hepatic caecae (b) Secrete gastric juice (ii) 10th segment (c) 10 pairs (iii) Proventriculus (d) Anal Cerci (iv)...
The body cells in cockroach discharge their nitrogenous waste in the haemolymph mainly in the form of (a) urea (b) calcium carbonate (c) ammonia (d) potassium urate.
Select the correct route for the passage of sperms in male frogs. (a) Testes $\to$ Vasa efferentia $\to$ Kidney $\to$ Seminal vesicle $\to$ Urinogenital duct $\to$ Cloaca (b) Testes $\to$ Vasa efferentia $\to$ Bidder's canal $\to$ Ureter $\to$ Cloaca (c) ...
The terga, sterna and pleura of cockroach body are joined by (a) arthrodial membrane (b) cartilage (c) cementing glue (d) muscular tissue.
Select the incorrectly matched pair from following : (1) Ostcocytes - Bone cells (2) Chondrocytes - Smooth muscle cells (3) Neurons - Nerve cells (4) Fibroblast - Areolar tissue
In a mitotic cycle, the correct sequence of phases is (1) G1, G2, S, M (2) S, G1, G2, M (3) G1, S, G2, M (4) M, G1, G2, S,
Which of the following features is not present in Periplaneta americana ? (a) Exoskeleton composed of Nacetylglucos amine (b) Metamerically segmented body (c) Schizocoelom as body cavity (d) Indeterminate and radial cleavage during embryonic development
In male cockroaches, sperms are stored in which part of the reproductive system ? (a) Seminal vesicles (b) Mushroom glands (c) Testes (d) Vas deferens
Identify the correct features of Mango and Coconut fruits. (i) In both fruit is a drupe (ii) Endocarp is edible in both (iii) Mesocarp in Coconut is fibrous, and in Mango it is fleshy (iv) In both, fruit develops from monocarpellary ovary Select the correct...
Correct position of floral parts over thalamus in mustard plant is (1) Gynoecium is situated in the centre, and other parts of the flower are located at the rim of the thalamus, at the same level. (2) Gynoecium occupies the highest position, while the other...