Last seen: Jan 13, 2022
2. Punjab National Bank
Correct option: (a) Explanation: The water vascular system is a unique organ system that functions in locomotion, feeding, respiration and excreti...
Correct option: (d) Explanation: Typhlosole is the characteristic feature of earthworm. It can be defined as an extra flap of tissue or an infoldi...
Correct option: (b) Explanation: Both duck billed platypus and spiny ant eaters are mammals because of their constant body temperature and presenc...
Correct option: (b) Explanation: Sponges belong to Porifera and they have characteristic canal system.
Correct option: (b) Explanation: Cephalochordates and urochordates are acraniates. These are marine animals without cranium, jaws, vertebral colum...
Correct option: (b) Explanation: Sponges are multicellular but they have cellular level of body organization i.e., true tissue, movable parts, or ...
Correct option:(b) Explanation: Tapeworm, roundworm & pinworm are all endoparasites. The main cause of the intestinal infection is improperly ...
Correct option:(b) Explanation: Ctenidium is a gill situated on the right side of the branchial chamber. It helps in respiration by beating cilia....
Correct option: (a) Explanation: Honey bee queen copulates only once in her life span (nupital flight) and stores all the sperms in her seminal re...
(c) If the Assertion is correct but Reason is incorrect. Explanation: Koel (Eudynemis) lays eggs in crow’s nest for incubation and rearing.
(c) If the Assertion is correct but Reason is incorrect. Explanation: Cleavage in placental mammals is holoblastic because of microlecithal eggs.
Correct option: (b) Explanation: Bats and whales are classified as mammals. They have milk secreting mammary glands. Whales and bats are mammals. ...
(b) If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion. Explanation: Lateral line system is made up...
(a) If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion. Explanation: Birds have only left ovary whi...
(a) If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion. Explanation: Molluscans are soft bodied ani...
(d) A – II; B – III; C – I; D – V; E – IV
(c) (i), (iv) and (v) are true; (ii) and (iii) are false Explanation: The amphibian skin is moist.
5. Harbhajan Singh