(Answer any one question)
14. (a) Write four differences between “Living objects
and Non-living objects'.
(b) Describe the structure and
structure and functions of
'Centrosome
(c) Write the characteristics and functions of
“Meristematic Tissue".
4+3+3=10
15. Write short notes on any four :
(a) Cell membrane
(b) Epithelial tissue
(c) Leucoplastid
(d) Xylem
(e) Bone
23x4=10
Answers
Answer:
(a)Some of the daily life examples of living things around us are human beings, animals, plants and micro organisms. Non-livings things do not exhibit any characteristics of life. They do not grow, respire, need energy, move, reproduce, evolve, or maintain homeostasis. These things are made up of non-living materials.
Answer:
Living things are capable of giving birth to their young one.
Non-living things do not reproduce.
For survival, living things depend on water, air and food.
Non-living things have no such requirements
Living things are sensitive and responsive to stimuli.
Non-living things are not sensitive and do not respond to stimuli.
Metabolic reactions constantly occur in all living things.
There are no metabolic reactions in Non-living things.
Living organisms undergo growth and development.
Non-living things do not grow or develop.
Living things move from one place to another. Non-living things cannot move by themselves.
Explanation:
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