NET, IAS, State-SET (KSET, WBSET, MPSET, etc.), GATE, CUET, Olympiads etc.: Zoology MCQs (Practice_Test 40 of 112)
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- The enormous diversity of protein molecules is mainly due to
- Peptide bonds
- Amino groups in amino acids
- Carboxyl groups in amino acids
- Amino acid sequences
- Which wildlife reserve in India is popularly know as Floating National Park?
- Keibul Lamjo National Perk
- Keoladeo Ghana National Park
- Chilka Lake Sanctuary
- Nal Sarovar Sanctuary
- The termination of gastrula ion is indicated by
- Closure of neural tube
- Closure of blast pore
- Obliteration of archenteron
- Obliteration of blastocoels
- In honey-bees, the drones are produced from
- Fertilized eggs
- Unfertilizes eggs
- Larvae fed with royal jelly
- Larvae not fed properly
- The enzymes in the venom of snake exerting pharmacological effects are
- Alkaline and acid phosphatase
- Esterase and lipase
- Protease and phospholipase
- Carboxylase and oxidase
- If the head is covered with scales and not shields, then it is a
- Krait
- Viper
- Cobra
- Rat snake
- Genomic Library contains
- Cloned DNA stored in situ
- Cloned DNA stored ex situ
- Cloned DNA stored in prokaryotes
- Cloned DNA stored in eukaryotic cells
- The term ‘biotic potential’ as coined by Chapman means the
- Inherent property of an organism to reproduce to survive
- Capacity of an individual organism to tolerate the stress
- Adaptive potential of an individual organism in a changing climate
- Potentiality of an organism to increase its biomass when kept under the favorable conditions
- Assertion (A) : The crop milk is produced by both male and female Columba livi.
- Reason (R) : The males of this species have special milk producing glands
- Both A and R are individually true and R is the correct explanation of A
- Both A and R are individually true but R is not the correct explanation of A
- A is true but R is false
- A is false but R is true
- Assertion (A) Adults are globular in Asteroidea and Echinoidea but cylindrical in Holothuroide. Reason (R) : Relative development of ambs and interembs determines the shape of the adult body in echinocierms
- Both A and R are individually true and R is the correct explanation of A
- Both A and R are individually true but R is not the correct explanation of A
- A is true but R is false
- A is false but R is true
- Assertion (A) : Hydra Obelia, Aurelia and adamisa belong to ctenophor.
- Reason (R) : They exhibit radial symmetry, are diploblastic and have nematocyst
- Both A and R are individually true and R is the correct explanation of A
- Both A and R are individually true but R is not the correct explanation of A
- A is true but R is false
- A is false but R is true
- Assertion (A) : After the addition of the last amino acid to a growing polypeptide chain the protein synthesis stop.
- Reason (R) : The termination codon reacts with release factor (s) and the. Resultant
- RF-terminator codonribosome complex effectively blocks further chain elongation
- Both A and R are individually true and R is the correct explanation of A
- Both A and R are individually true but R is not the correct explanation of A
- A is true but R is false
- A is false but R is true
- Assertion (A) : In respiratory acidosis there is an elevation of arterial CO2 and H.
- Reason (R) : In hypoventilation, CO2 is not eliminated as fast as it is produced
- Both A and R are individually true and R is the correct explanation of A
- Both A and R are individually true but R is not the correct explanation of A
- A is true but R is false
- A is false but R is true
- Assertion (A) : In their role of constricting the arterioles the effect of vasopressin lasts much longer as compared to the effect of adrenali.
- Reason (R) : Vasopressin is an amine whereas adrenaline is a polypeptide
- Both A and R are individually true and R is the correct explanation of A
- Both A and R are individually true but R is not the correct explanation of A
- A is true but R is false
- A is false but R is true
- Assertion (A) : Approximately 90% of eukaryotic DNA is not transcribed and translated and translated, and lies apparently functionless and dorman.
- Reason (R) : Natural selection operated to weed out apparently unnecessary DNA
- Both A and R are individually true and R is the correct explanation of A
- Both A and R are individually true but R is not the correct explanation of A
- A is true but R is false
- A is false but R is true