Growth is not considered as a defining property of living beings because
a. It is difficult to observe or measure.
b. Not a single criterion for the measurement of growth.
c. Also observed in non-living
d. Cannot be tracked as growth is from inside
Growth is a characteristic of----------.
a. Living systems
b. Living organisms
c. Non-living organisms
d. Both b and c
How many of the following will show the growth or increase in mass?
Mountain, Boulders, sand mound, Dead organism, plants.
Select the correct combination:
a. Plants: limited cell division
b. Animals: Cell division throughout life span in all type of cells.
c. Unicellular organisms: Growth observation by microscope
d. Living organisms: external growth
Match the following:
p. Yeast 1. regeneration
q. Hydra 2. budding
r. Protonema of mosses 3.Fragmentaion
s. Filamentous Algae
u. Flat worms
a. (p-2); (q-1); (r-2); (s-2); (t-1); (u-3)
b. (p-3); (q-3); (r-2); (s-1); (t-1); (u-3)
c. (p-3); (q-1); (r-3); (s-2); (t-2); (u-1)
d. (p-2); (q-2); (r-3); (s-3); (t-1); (u-1)
Increase in number can be-
c. Both a and b
Reproduction cannot be an all-inclusive defining characteristic of living organism because of
a. Asexual reproduction
b. Non living organisms also replicate
c. Examples of worker bees
d. May occur in all type of living systems instead of living organisms.
How many of the following may not or cannot reproduce?
Humans, Worker bees, Mules, Boulders, Fungi, Protonema of mosses.
In --------- organisms, --------is synonymous with -------.
a. Unicellular, increase in mass and increase in number
b. Multicellular, increase in mass and increase in number
c. Unicellular, Reproduction and growth
d. Multicellular, Reproduction and growth
What is wrong with respect to metabolism?
a. Chemical conversions or metabolic conversions are constantly going on.
b. Metabolic reactions occur simultaneously.
c. The sum total of all the chemical reaction occurring on the surface of our body is metabolism.
d. No non-living objects exhibit metabolism.