Download App

The Fundamental Unit of Life — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceThe Fundamental Unit of Life1 Mark
MCQ
Lysosomes are made up of:
  • A
    One membrane
  • B
    Two membranes
  • C
    Three membranes
  • D
    No membrane
✓

Answer

  1. One membrane

Explanation:

Lysosomes are the smallest vesicle-like cell organelles, surrounded by a single membrane. It consists hydrolytic enzymes which break down the foreign particles, dead cellular content, etc. The lysosomal membrane allows the digestive enzymes to work at lower pH.

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 M]" from The Fundamental Unit of Life→The Fundamental Unit of Life — all question types→Science STD 9 question papers→Gujarat Board STD 9 question papers→Gujarat Board question paper generator→

Similar questions

Which of the following is an incorrect match for cellular sap?
→
A force is a result of:
→
Sound waves produce echo due to:
→

Blubber of whale and hump of camel are:

  1. Areolar tissue.
  2. Muscular tissue.
  3. Tendon.
  4. Adipose tissue.
→
Two chemical substances X and Y combine together to form a product P which contains both X and Y

X + Y → P

X and Y cannot be broken down into simpler substances by simple chemical reactions. Which of the following statements concerning X, Y and P are correct?

  1. P is a compound.
  2. X and Y are compound.
  3. X and Y are elements.
  4. P has a fixed composition.
    →
    The property/ properties which enable copper metal to be used for making electric wires is/ are:
    1. Copper metal is malleable and ductile.
    2. Copper metal is a good conductor of electricity.
    3. Copper metal is ductile and has low electrical resistance.
    4. Copper metal is sonorous and an excellent conductor of electricity.
    →

    Find out the wrong statement from the following:

    1. White revolution is meant for increase in milk production.
    2. Blue revolution is meant for increase in fish production.
    3. Increasing food production without compromising with environment quality is.
    4. None of the above.
    →
    Liquid-liquid mixtures can be seperated by:
    →
    Does the Law of Conservation of energy apply to machines?
    →
    _________ is necessary for the maximum and judicious use of water:
    →