Class 6 Basic Science: Chapter 01 Caskets of Life - Questions and Answers


Study Notes for Class 6th Basic Science - ജീവന്റെ ചെപ്പുകൾ| Text Books Solution Basic Science (English Medium) Chapter 01 Caskets of Life. ഈ യൂണിറ്റിന്റെ Teachers Manual & Teachers Handbook എന്നിവയുടെ ലിങ്ക് ഈ പേജിന്റെ അവസാന ഭാഗത്തു നൽകിയിട്ടുണ്ട്.

SCERT Solutions for STD VI Basic Science Chapterwise
Caskets of Life - Textual Questions and Answers & Model Questions
1. How can we see minute organisms?
Answer: Use a hand lens.

2. How can we observe organisms that cannot be seen by the naked eye?
Answer: Use a microscope

3. What is Microscope?
Answer: A microscope is a device used to see microorganisms that cannot be seen by the naked eye. 

4. What is microorganisms?
Answer: Organisms that cannot be seen through naked eyes are called microorganisms.
Answer: Bacteria, Virus, Fungus, Amoeba, Paramecium, Euglena.

5. microorganisms present in water are
a) Amoeba
b) Paramecium
c) Euglena
d) all the above.
Answer: all the above

6. Cells:
Answer: The body is made up of many small units. These small units of the body are called cells.

7. Which part is the centre of the cell?
Answer: Nucleus

8. What is cytoplasm?
Answer: The matrix present inside the cell membrane is the cytoplasm.

9. How many cells present in the human body?
Answer: millions of cells.

10. Which are the different parts of a cell?
Answer: The parts of the cell is given below:
i) Nucleus
ii) Chloroplast
iii) Cell wall
iv) Cell membrane
v) Vacuole
vi) Cytoplasm

11. Unicellular Organisms:
Answer: There are organisms with only one cell. They are unicellular organisms.
Example: Amoeba, Paramecium, Euglena, bacteria

12. Organisms with only one cell is called
a) unicellular
b) multicellular
c) both
d) none.
Answer: unicellular
13. Unicellular organisms are
a) Amoeba
b) Paramecium
c) Euglena
d) all the above
Answer: all the above

14. Multicellular Organisms:
Answer: There are organisms with more than one cell in their body. They are multicellular organisms.
Example: Animals, Plants

15. Organisms with more than one cell is called
a) unicellular
b) multicellular
c) both
d) none
Answer: multicellular

16. Cell wall present only in
a) plants
b) animals
c) both
d) none
Answer: both

17. What are the different types of cells in the human body?
Answer: White blood cell, Cheek cell, Muscle cell, Neuron.

18. The covering of the cell is ………..
Answer: Cell membrane

19. The centre of the cell is ………..
Answer: Nucleus

20. Explain the Method of preparing a slide of onion?
Answer: method is given below:
i) Remove the dry outer layers of the onion.
ii) peel off the thin layer from the fleshy part.
iii) Keep this in water in a watch glass. After staining (safranin), place a small portion on a slide by using a brush.
iv) Cover it with cover glass

21. Examine the figure of the animal cell and note down the parts of the cell.

Answer: Nucleus, cytoplasm, cell membrane etc., are some of the important parts of a cell. The nucleus is the centre of the cell. The cell membrane is the covering of the cell. The matrix filled inside the cell membrane is the cytoplasm.






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