Doubtly
@Doubtly · Joined Feb 2021
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- System of classification used by Linnaeus was__________ (a) natural system (b) artificial system (c) phylogenetic system (d) asexual system (b) artificial system 2
- Phylogenetic classification is based on_________ (a) utilitarian system (b) habits (c) overall similarities (d) common evolutionary descent (d) common evolutionary descent 2
- Binomial nomenclature consists of two names. These are_________ (a) Family and genus (b) Genus and species (c) Species and variety (d) Order and family (b) Genus and species 2
- The term “New Systematics” was introduced by_________ (a) Bentham and Hooker The term “New Systematics” was introduced by Julian Huxley 2
- Identify the incorrect match. (a) Physiology – Study of functions and processes of life (d) Kinesiology – Fossil study 2
- National Botanical Research Institute is located in__________ (a) Shimla (b) Dehradun (c) Howrah (d) Lucknow National Botanical Research Institute is located in Lucknow 2
- Basic unit of taxonomic hierarchy is____________ (a) species (b) kingdom (c) class (d) phylum Basic unit of taxonomic hierarchy is species 2
- Reproduction cannot be an all inclusive defining characteristic feature of living organisms because___________ (b) many living organisms do not reproduce 2
- Which of the following organisms can sense and respond to environmental cues? (a) Prokaryotes only (c) both a and b 2
- Growth in living organisms is from_________ (a) Intrinsic (b) Extrensic Growth in living organisms is from Intrinsic 2
- What are the twin characteristics of growth? (a) increase in mass (b) increase in number (c) both a and b 2
- Metabolic Processes takes place_______ (a) in vitro manner (b) in Vivo manner (c) both a and b 2
- The defining characteristic of living beings is_________ (a) They can reproduce (c) They can respond to external stimuli 2
- For an ideal gas PT2= constant. Find the coefficient of volume expansion: a.1/T b. 2/T c. 3/T d. 4/T Answer: (c) 3/T For an ideal gas, PV = nRT , so P = nRT/V . Substitute in PT² = constant : nRT/V T² = constant ⇒\ V ∝ T³, V = kT³ The coeffi... 1
- A source A produce frequency of horn 1120 Hz. Source and observer are moving towards each other with speeds of 36 km/hr and 72 km/hr respectively. Correct option is c) 1225Hz 1
- Formula sheet class 10th | important formulas all chapters pdf Formula sheet class 10 pdf link https://bit.ly/3qmAkla 1
- Following are the statements about prostomium of earthworm. (a) It serves as a covering for mouth. sensory structures. (2) (a), (b) and (c) are correct 2
- Indentify the types of cell junctions that help to stop the leakage of the substances across a tissue (3) Tight junctions and Gap junctions, respectively. 2