Question
Growth at cellular level is the increase in the amount of
✓
Answer
c
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Statement I: Prothallus is inconspicuous, small but multicellular, free-living, mostly photosynthetic thalloid gametophyte.
Statement II: Majority of the pteridophytes are heterosporous.
Statement II: Majority of the pteridophytes are heterosporous.
The given karyotype represents:
$A$ : An ecological niche is usually occupied by a single species.
$R$ : More than one species can live in same habitat.
→$R$ : More than one species can live in same habitat.
$A$ : Tricarboxylic acid cycle is an amphibolic pathway.
$R$ : $A$ number of $TCA$ cycle intermediates are used in various catabolic reactions only.
→$R$ : $A$ number of $TCA$ cycle intermediates are used in various catabolic reactions only.
Select the correct match
| A. Stem | I. Nodes and internodes |
| B. Fibrous root system | II. Wheat |
| C. Tap root system | III. Mustard |
| D. Insectivorous plant | IV. Venus fly trap |
'Viroids' differ from 'viruses' in being
Maximum growth rate occurs in:
Which is the most logical sequence with reference to the life cycle of angiosperms
$(i)$ Green algae occur in fresh water, brackish water, salt water.
$(ii)$ Habitat of Brown algae-fresh water (rare), brackish water, salt water
$(iii)$ Some red algae are found in fresh water, mostly occur in salt water, some are in brackish water.
$(iv)$ Most of the red algae are multicellular.
$(v)$ Red alga may occur in both well lighted regions close to water-surface and also at great depths in oceans where light penetration is little.
$(vi)$ Cell wall of red algae consists of cellulose $+$ agar.
$(vii)$ $2 -8$, equal and apical flagella in green algae
→$(ii)$ Habitat of Brown algae-fresh water (rare), brackish water, salt water
$(iii)$ Some red algae are found in fresh water, mostly occur in salt water, some are in brackish water.
$(iv)$ Most of the red algae are multicellular.
$(v)$ Red alga may occur in both well lighted regions close to water-surface and also at great depths in oceans where light penetration is little.
$(vi)$ Cell wall of red algae consists of cellulose $+$ agar.
$(vii)$ $2 -8$, equal and apical flagella in green algae
$I.$ Copy number is defined as the number ofcopies of plasmid present in a cell.
→$II.$ It varies from $15-100$ copies per cell. Choose regarding the above statements.