In snakes realised (actual) natality is less than potential natality; because.....

Related MCQs

• In a population of salmon fish, potential Natality is 10,000 while realised mortality is 200, then the Vitlal Index =
• A biologist is trying to infer how five closely related species of snakes are related to one another. She notices that some of the snakes have forked tongues and others do not. Which of the following would help her distinguish the ancestral state?
• Whose water potential is less than water potential of root hair during water absorption by root hair. (Guj. CET 2011)
• A. The atmospheric concentration of CO2 at which photosynthesis just compensation point. R. The CO2 compensation point is reached when the amount of CO2 uptake is less than that generated through respiration because the level of CO2 in the atmosphere is more than that required for achieving CO2 compensation point.
• Match A and B : A B (p) Simple diffusion (i) Uphill transport (q) Faciliate diffusion (ii) Membrane protein that have a hydrophilic moiety. (r) Active transport (iii) Membrane protein that have a hydrophabic moiety. (s) Water potential. (iv) The potential energy. (v) Passive transport p q r s
• Match following coloumns according to thair age group and amount of sexually transmitted diseases. Column-I Column-II (P) 15-19 (i) medium / moderate (Q) 20-24 (ii) less (R) 25-29 (iii) very less (S) 30-34 (iv) more
• Which is appropriate option if we take ‘T’ for correct statement and’F’ for wrong statement ? (i) Energy pyramids are always upright. (ii) Detritus food chain begins with dead organic matter (iii) C4 path is the only path seen in xerophytes (iv) Biodiversity is less in equatorial region because of more sunlight (v) At normal Temperature daphnis lays parthenogenetic eggs. which develops into male(0 )
• Photosynthesis in C4 plants is relatively less limited by atmospheric CO2 levels because :
• According to statements find the correct option : 1. The composition of lymph is very much like that of the blood. 2. Lymph is resposible for immunity. 3. Lymphocytes added when lymph passes through small capillaries 4. Lymph is contain less fibrinogen than blood plasma
• Match the following using salient features of Human genome project A B (P) Less than 2 % genome (i) 3 billion nucleotide bases (Q) Chromosome 1 (ii) 231 genes (R) Y chromosome (iii) 2968 genes (S) Human genome (iv) codes for protein