Digestion and absorption DPP part-1 NEET/ICAR/OUAT 2021/22 - BIOLOGY ADDA BY KAIBALYA

         DIGESTION AND ABSORPTION

1)The major component of food are - 

   a)Carbohydrate

   b)Protein

   c)Fats

   d)All the above 

ANS - ALL THE ABOVE (D)

2)In which type of dentition tooth is attached with socket of jaw bone -

   a)Monophyodont

   b)Thecodont

   c)Heterodont

   d)Diphiodont 

ANS - THECODONT (B)

3)The common passage for food and air -

   a)Pharynx

   b)Glottis

   c)Trachea 

   d)Oesophagus

ANS - PHARYNX (A)

4)All of the part of large intestine except -

   a)Caecum

   b)Colon

   c)Rectum

   d)Illeum 

ANS - ILLEUM (D)

5)Oesophagus open into which part of stomach - 

  a)Cardiac 

  b)Pyloric

  c)Fundic

  d)None 

ANS - CARDIAC (A)

6)Contain symbiotic bacteria - 

  a)Cardiac

  b)Pyloric 

  c)Caeccum

  d)Illeum

ANS - CAECCUM (C)

7)Both endocrine and exocrine - 

  a)Liver

  b)Pancreas

  c)Glissons capsule

  d)Gall bladder

ANS - PANCREASE (B)

8)The common hepato pancreatic duct is guard by - 

  a)Pyloric spincter

  b)Spincter of Boydon

  c)Spincter of Oddi

  d)Any of the above

ANS - SPINCTER OF ODDI (C)

9)HCL secreting cell - 

  a)Oxyntic cell

  b)Peptic cell

  c)Chief cell

  d)Mucus neck cell

ANS - OXYNTIC CELL (A)

10)Enzyme enterokinase activates - 

   a)Nucleases

   b)Lipases

   c)Pepsinogen 

   d)Trypsinogen

ANS - TRYPSINOGEN.

HII THIS IS KAIBALYA NAYAK . WELCOME AND THANK YOU FOR YOUR PRESENCE HERE . NEXT PART OF THIS QUESTIONS OF DIGESTION WILL GIVE YOU TOMORROW.

         

              ALL THE BEST  AND THANK YOU

Reproduction in Organism 12 th class biology DPP Biology Adda by Kaibalya

 Hii this is Kaibalya Nayak from Biology Adda by Kaibalya going to discuss some DPP with you on this chapter it includes Previous year questions and important question from different books. Let's Go . All the best.

1. Isogamous condition with nonflagelleted gametes is found in -

     (a) Volvox

     (b)Spirogyara

     (c)Fucus

     (d)All of the above

Ans - answer is B it's spirogyara produce non-flagelleted gamets but similar in size.

2. In Ginger vegetative propagation occurs through 

    (a)Runner

    (b) Rhizome

    (c)offset

   (d) Bulbils

Ans - Answer is B . Rhizome is underground perennial stem buds present the notes take part in formation of new ariel shoot.

3. Sexual reproduction generally produces- 

   (a) Parthenocarpy

   (b)New genetic variation 

   (c)Larger  biomas

   (d)Longer viability of seeds

Ans - Answer is b . New genetic variation.

4.Correctly matched

    (a)chlmydomonas   -    conidia

    (b)Yeast  -   Zoospores

    (c) Onion - Bulb 

    (d)Ginger  - Rhizome

Ans - Ans is C . Onion and Bulb is correctly matched.

5.No natural death in single celled organisms 

   (a)cant reproduce sexually

   (b)reproduce by binary fission

   (c)parent body is distributed among offsprings

   (d)They are microscopic

ans -  (c)parent body is distributed among offsprings

6._______ species flowers only once in life time.

   (a)Bamboo species

   (b)Jackfruit

  (c)Papaya

  (d)apple

Ans - (a)Bamboo species

7. Female gametes develops into an embryo without fertilisation this is called

     (a)Autogamy

     (b)Triple fusion

     (c)Syngamy

    (d)Parthenogenesis

ans -  (d)Parthenogenesis

8. The number of chromosomes in shoot tip cell of a zea mays is 20. The number of chromosomes in the microspore mother cell of the same plant shall be

    (a)20

    (b)10

    (c)15

    (d)40

Ans -  (a)20

9.Types of reproductiondepends upon

    (a)Habitat

    (b)physiology

    (c)Genetic makeup

    (d)All the above

Ans -   (d)All the above

10. Banana reproduce by 

     (a)Rhizome

    (b)offset

    (c) conidia

    (d)All

Ans - (a)Rhizome

                 

            Enjoy this questiom another part will be released soon. Good Luck