Subject

Biology

Class

NEET Class 12

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 Multiple Choice QuestionsMultiple Choice Questions

21.

Striped muscles are characterized by

  • syncytial 

  • spindle shape

  • uninucleate

  • none of these


22.

Bowman's capsule is found in

  • glomerulus

  •  uriniferous tubule

  • nephron

  •  Malpighian capsule


23.

Which of the following hormone stimulates the gastric secretion

  • Enterogastrone

  •  Gastrin

  • CCK-PZ

  • Villikinin


24.

Number of cranial nerves in frog

  • 10 pairs 

  •  9 pairs 

  • 12 pairs 

  • none of these


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25.

How many ATP are formed by oxidation of one glucose molecule in liver cells?

  • 36

  • 38

  • 2

  • 8


26.

Which is called soluble RNA

  • r-RNA

  • t-RNA

  • m-RNA

  • hn-RNA


27.

The protein rich alga is

  •  Ulothrix

  •  Spirogyra

  •  Nostoc

  •  Chlorella


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28.

Floral formula of k5 CA5+5 G1 is characteristic of the family

  • Papilionaceae

  • Caesalpinoideae

  • Cruciferae

  • Mimosoideae


B.

Caesalpinoideae

In the floral formula, Br stands for bracteate K stands for calyx , C for corolla, P for perianth, A for androecium and G for Gynoecium, G for superior ovary and G for inferior ovary, for male, for female , for bisexual plants, ⊕ for actinomorphic and for zygomorphic nature of flower.

The member of sub-family Caesal pinieae have bracteate, zygomorphic, bisexual, hypogynous, pentamerous flowers with 5-sepals (polysepalous) 5-petals (polypeptalous), 5 +5 stamens (polyandrous) and monocarpellary, superior ovary with marginal placentation.


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29.

The number of female flowers found in a cyanthium is

  • one

  • three

  • two

  • many


30.

In turnip, 2/3 part of swollen area is derived from

  • hypophysis

  • hypocotyl

  • epicotyl 

  •  radicle


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