Living world Dpp 1
8.In plants, cell division occurs
1.Mark the incorrect statement w.r.t. metabolism. ......whereas inanimals. It occurs.......
(1) Microbes exhibit the metabolism (1) only upto a certain age, continuously
(2) It is the property of all living forms (2) continuously, only upto a certain age
(3) The metabolic reactions can be demonstrated in-vitro (3) continuously, continuously
(4) It is not a defining feature of life forms (4) only upto a certain age, only upto a certain age
2.Non-living objects exhibit/show 9.The statement 'nothing lives forever, yet life
(1) Property of self-replication continues' illustrates the role of
(2) Evolution (1) embryogenesis
(3) Self-regulating interactive systems (2) morphogenesis
(4) Reversible growth (3) replication
(4) reproduction.
3.Which statement is false about the growth shown by non-living objects?
(1) The growth occurs from outside 10.Which of the following groups consist of organisms which multiply
by fragmentation?
(2) The growth is reversible
(1) Earthworm, Amoeba, fungi
(3) The growth is due to the accumulation of material on the surface
(2) Earthworm, fungi, bacteria
(4) The growth is intrinsic (3) Fungi, filamentous algae, protonema of mosses
(4) Amoeba, Hydra, bacteria
4.The defining property of living organism is
(1) Reproduction 11.Which of the following organisms do not reproduce?
(2) Metabolism (2) Infertile human couples
(3) Consciousness (1) Mules
(4) Cell division (3) Worker bees
(4) All of these
5.The twin characteristics of growth are:
(1) Increase in number of individuals, increase in mass 12.Which of the following statements regarding the response of living
(2) Increase in height and increase in mass organisms to external stimuli is correct?
(3) Increase in molecular weight and increase in mass (1) The external environmental stimuli can be physical, chemical or
(4) Increase in size and decrease in mass biological.
(2) All organisms, from the prokaryotes to the most complex
eukaryotes can sense and respond to environmental stimuli.
(3) Consciousness and response to external stimuli is the defining
6.Which of the following is incorrect for reproduction? property of living organisms.
(1) Unicellular organisms reproduce by cell division (4) All of these
(2) Reproduction is a characteristic of all living organisms
(3) In unicellular organisms, reproduction and growth are linked together 13.Which of the following sets does not contain defining
(4) Non-living objects are incapable of reproducing characteristics of living organisms?
(1) Growth and reproduction
(2) Metabolism and cellular level of organisation
(3) Response to stimuli and consciousness
7.Select correct statement for growth as one of the characteristic of living
(4) All of these
organisms.
(1) Growth by increase in mass is a defining property of prokaryotic organisms 14.In the binomial system of taxonomy, developed during the 18'
only century by C. Linnaeus, the second word of an organism's biological
(2) Non-living objects do not show growth by increase in mass of body name represents
(3) Intrinsic growth is a characteristic of all living organisms (1) species
(4) Growth can be extrinsic or intrinsic for multicellular organisms (2) genus
(3) гасе
(4) family.
Answer key
1. 4
2. 4
3. 4
4. 3
5. 1
6. 2
7. 3
8. 2
9. 4
10. 3
11. 4
12. 4
13. 1
14. 1
