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Biology

Quantitative study of energy relationships in biological systems obeys.

Options:

  • A. Bioenergetics
  • B. Laws of thermodynamics
  • C. Laws of thermo chemistry
  • D. Laws of chemical energetic
View Answer

B. Laws of thermodynamics

Chlorophyll is insoluble in_____________?

Options:

  • A. Carbon tetrachloride
  • B. Alcohol
  • C. Organic solvents
  • D. Water
View Answer

D. Water

Glycolysis takes place in____________?

Options:

  • A. Nucleus
  • B. Cytosol
  • C. Mitochondria.
  • D. Ribosomes
View Answer

0

Lungs are spongy due to the presence of million of___________?

Options:

  • A. Air sacs
  • B. Alveoli
  • C. Bronchioles
  • D. Parabronchi
View Answer

B. Alveoli

Arterial blood contains _________ of CO2 per 100 ml of blood

Options:

  • A. 54 ml
  • B. 60 ml
  • C. 64 ml
  • D. 50 ml
View Answer

D. 50 ml

In most birds air sacs are ____________ in number?

Options:

  • A. 10
  • B. 3
  • C. 4
  • D. 9
View Answer

D. 9

Vascular Cambium initially appears as actively dividing cells between_________________?

Options:

  • A. Primary Xylem and secondary xylem.
  • B. Primary xylem and secondary phloem.
  • C. Primary xylem and primary phloem
  • D. Secondary xylem and secondary phloem.
View Answer

C. Primary xylem and primary phloem

Diameter of thick filament is____________?

Options:

  • A. 7 nm.
  • B. 8 nm
  • C. 16nm
  • D. 10-100 ?m.
View Answer

C. 16nm

Which one of the following is an example of a non-elastic connective tissue?

Options:

  • A. Ligaments.
  • B. Tendon
  • C. Muscles.
  • D. None of these
View Answer

B. Tendon

Which of the following is the swiftest form of the locomotion?

Options:

  • A. Plantigrade
  • B. Digitigrade
  • C. Unguligrade
  • D. Hopping
View Answer

C. Unguligrade

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