Download App

STD 12 - 2. human reproduction — BIOLOGY STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYSTD 12 - 2. human reproduction1 Mark
MCQ
Seminal plasma in human males in rich in
  • ✓
    Fructose and calcium
  • B
    Glucose and Calcium
  • C
    DNA and testosterone
  • D
    Ribose and potassium
✓

Answer

Correct option: A.
Fructose and calcium
a
Seminal plasma is composed of the fluid and sperms from the vas deferens (about $10 \%$  of the total), fluid from the seminal vesicles (almost $60 \%$ ), fluid from the prostate gland (about $30 \%$ ) and small amount of mucous gland secretions, especially the bulbourethral glands secretions. It contains calcium, citrate ion, phosphate ion a clotting enzyme, profibrinolysin, fructose, citrate, inositol, prostaglandins, several proteins, etc.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from STD 12 - 2. human reproduction→STD 12 - 2. human reproduction — all question types→BIOLOGY STD 12 Science question papers→Gujarat Board STD 12 Science question papers→Gujarat Board question paper generator→

Similar questions

Once in a habitat, there were 80 Cheetah's present. Their birth rate is 4 and death rate is 2 and 6 new cheetah's added by immigration and 3 decrease by emigration. What is the population density of Cheetah's in that habitat?
→
It refers to the amount of oxygen that wouldbe consumed if all the organic matter in one liter of water were oxidized by bacteria.
→
Dicot embryo consists of
→
Decomposers like fungi and bacteria are:

  1. Autotrophs.
  2. Heterotrophs.
  3. Saprotrophs.
  4. Chemo-autotrophs.

Choose the correct answer:

    →
    Initiation of polypeptide chain is through
    →
    Which one of the following was the contribution of de Vries
    →
    $Statement \;1$: Zero population growth should be achieved as early as possible to control human population

    $Statement\; 2$: This requires not two children per couple but a little more effort on reduction of this number

    →
    Total amount of energy trapped by green plants in food is called ____?
    →
    There is a restriction endonuclease called EcoRI. What does 'co' part of it stands for:
    →
    Match the items in Column $I$ with those in Column $II$:

    Column - $I$ Column - $II$
    $(a)$ Herbivores-Plants $(i)$ Commensalism
    $(b)$ Mycorrhiza-Plants $(ii)$ Mutualism
    $(c)$ Sheep-Cattle $(iii)$ Predation
    $(d)$ Orchid-Tree $(iv)$ Competition
    Select the correct option from following
    →