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
Which of the given is not a defining property of living organisms?
3. Cellular organization
Growth is a characteristic of----------.
a. Living systems
b. Living organisms
c. Non-living organisms
d. Both b and c
In------------- of higher animals and plants-------- and ------- are mutually------ events.
a. All, cell division, replacement, dependent
b. Majority , growth, reproduction, exclusive
c. All, growth, cell division, dependent
d. Majority ,cell division, replacement, exclusive
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
How many of the following will show the growth or increase in mass?
Mountain, Boulders, sand mound, Dead organism, plants.
What is correct with respect to Growth?
a. Increase in body mass is not a criterion for growth.
b. Increase in body mass is not observed in non-living things.
c. Accumulation or increase in mass from inside is the basis of growth in living beings.
d. Growth is considered as defining property of living beings.
Growth and reproduction are mutually exclusive events in
1. Bacteria and protista.
2. Protista and unicellular fungi.
3. Yeast and Paramoecium.
4. Higher plants and animals.
What is meant by the "species problem"?
(1) The exact definition of species is still controversial.
(2) The exact mechanisms of speciation is not known.
(3) The number of species present is much more than identified species.
(4) The extinction of species is taking place at an alarming rate.
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)