The plant body may be unicellular,, colonial or filamentous. Assertion Reason Questions for Biology Chapter 24 Sexual Reproduction in Flowering Plants. It consists of a large hepatic, portal vein that receives a number of, tributaries from many organs.,, 29. Assertion: Hybrid vigour is the phenotypic, superiority of hybrid over either of its parents in, one or more traits., Reason: Suppression of expression of recessive, harmful genes occurs in hetero zygotes., 20. Ligases are also called, molecular glue as they join together two, strands by forming phosphodiester bonds, between adjacent nucleotides. Assertion: Phloem transport the food materials, usually from the leaves to other parts of the, plant., Reason: Phloem in the angiosperm is composed, of sieve tube elements, companion cells, phloem, parenchyma and phloem fibres., 26.
A sufficiently, high blood pressure, however, cannot be, maintained in the open lacunae and sinuses, inspite of the pumping action of the heart., So, blood flows at a very slow velocity in, the lacunae and sinuses. As a result, the immune, responses of old persons become weak., 13. This triggers release of oxytocin from, the maternal pituitary. After industrialisation, bark got covered by whitish lichens, so, white moths escaped unnoticed from, predatory birds. Page 260: EBD_7166, 256,, 21. It represents a stable population. Assertion reason question on grade 11 placentation and causes preeclampsia. Assertion: The RQ is equal to 1, when, carbohydrates are used as substrate and are, completely oxidised., Reason: When proteins are used as substrate, in respiration, the RQ is greater than 1. Assertion: Smaller the organism higher is the, rate of metabolism per gram weight., Reason: The heart rate of a six month old baby is, much higher than that of an old person., [AIIMS 2007], 24. Assertion: The protist feeds on red blood, corpuscles., Reason: Amoebiasis is caused by Amoeba. The other strand, which has a polarity of 5' ® 3' is displaced, during transcription. Therefore, it is, called indirect method of division. At the alveolar site where,, 29. This type of sorus, is known as continuous linear sorus, (coenosorus). 14 to 16 hours, of light including daylight is required for, optimum production., (a) Swarming is the process by which a new, honey bee colony is formed when the, queen bee leaves the colony with a large, group of worker bees., (a) Bees are the pollinators of many crop, species such as sunflower, Brassica, apple, and pear.
The carbon dioxide during respiration, passes out through the stomata. It is mainly found in, sweat, tears, saliva, mucus, colostrum (first, milk secreted by a mother) and gastrointestinal secretions. Aggregate fruits are formed from the multicarpellary syncarpous ovary and composite fruits develop from the complete inflorescence. The top stratum is occupied by, trees reaching a height of 30–40 m. There, is an understorey of small trees, an, intermediate stratum of shrubs and a, ground stratum made of herbs, grasses,, ferns, mosses and lichens. Assertion reason question on grade 11 placentation and practice. Assertion: Holoblastic cleavage with almost, equal sized blastomeres is a characteristic of, placental animals., Reason: Eggs of most mammals, including, human, are of centrolecithal type., 58. 1n to, 1n and 2n to 2n. Assertion: Subsequent encounter with the same, pathogen elicits a highly intensified anamnestic, response., Reason: This is based on the fact that our body, appears to have memory of the first encounter., 18. C) Mutualism is the way two organisms of, different species exist in a relationship in, which each individual benefits from the, activity of the other. Assertion: Implantation is the process of, attachment of blastocyst on uterine, endometrium., Reason: Implantation is controlled by, trophoblast and occurs by decidual cell reaction., 43. It can synthesize ATP and form 3phosphoglycerate.
Singer, and G. L. Nicolson. RNAs, of eukaryotes are of four types –28 S, 18 S,, 5. The, direct synthesis of ATP from metabolites, is called substrate level phosphorylation., 1, 3 bisphosphoglycerate + ADP. The, morphology depends upon the temperature, variation in water. Assertion: An organism with lethal mutation, may not even develop beyond the zygote., Reason: All types of gene mutations are lethal., [AIIMS 2006], 54. So, genetic drift must not occur to maintain the, equilibrium., Variations evolved in species get, transferred from generation to generation, and the successive generation arise, becomes better and adapt themselves in, new environment, like this the adaptive, traits are preserved by natural selection will, gradually change the characteristics of, species. The, latter stimulates formation of fibrin thread, or clot. Assertion: Prolactin is also called the 'milk, ejection hormone'., Reason: It stimulates the smooth muscle, contractions of the mammary glands., 30. Assertion: IgM is a type of immunoglobulin which cannot cross the placenta. Reason: IgM is pentamer immunoglobulin, joined by J chain. Centrioles found in. Collenchyma is simple permanent, tissue with pectocellulose thickening in its, wall and no intercellular gaps., 19. Thus, the skin, is called tangoreceptor.
Cannabis sativa is not an, antidepressant. Thus, by, using the antibodies specific to bind with, those antigens their infection can be, detected. In, 'kranz' anatomy, the mesophyll is, undifferentiated and its cells occur in, concentric layers around vascular bundles., The vascular bundles are surrounded by, large sized bundle sheath cells which are, arranged in wreath like manner in one to, several layers. Cells sloughed from such:umors, reach distant sites through blood, and, wherever they get lodged in the body, they, start a new tumor there. ",, that later renamed as hyracotherium. Energy, does not permanently remain trapped in any, organism. Assertion reason question on grade 11 placentation in mustard. Moreover, turn over by, phytoplanktons is much more rapid than, terrestrial plants, so at any given time, biomass is low as compared to th e, productivity. They can, only prolong the life of the patient but, cannot prevent death virus is a retro, virus with ssRNA as a genetic material., HIV or human immunodeficiency virus is, a causative agent of AIDS. D) Internal parasitism is generally marked by, much more extreme specialization than, external parasitism, as shown by many, protists and invertebrate parasites that, infect humans. They are called, intermediate categories, e. g., subkingdom,, superphylum or superdivision, superclass,, subclass,, superorder,, suborder,, superfamily, subfamily, tribe, subspecies,, variety etc., The species is genetically distinct and, reproductively isolated natural population., Sexual reproduction is absent in prokaryotes, and some protists.
Heterophylly is the, occurrence of different types of leaves on, the same plant in different growth phases, or under different environmental, conditions. A) Severe combined Immuno - deficiency, (SCID) is the most serious congential, immuno-deficiency of children so called, primary immunodeficiency., 28. Since, a large number of tracheary, elements are present together, no breakage, in the continuity of water takes place even it, there is a blockage of one or few of them., Wooden doors get stuck and become, difficult to open and shut due to imbibition., Imbibition is a process in which water is, absorbed by solids (colloids) causing them, to enormously increase in volume.,, 37. Assertion: Inbreeding or loss of vigour, depression occurs when inbreeding is continued, for many generations., Reason: Quarantine can be done to overcome, the harmful effects of inbreeding depression., 21. By removing the meristem, and growing in vitro, virus free plants can, be obtained. Page 63: Structural Organisation in Animals,, 12.,, (d),, 13.,, (b),, 14.,, (d),, 15.,, (d),, 16.,, (b),, 17.,, (c),, provides support to various structures of, animal body. Assertion: Holoblastic cleavage with almost equal sized blastomeres is a characteristic of placental animals.Reason: Eggs of most mammals, including humans, are of centrolecithal type. Pure water has maximum water, potential, whereas, addition of solutes to, water lowers the water potential. C) Cocaine is obtained from the cocaplant,, erthyroxylum coca. Assertion: Momordica roots look like necklace., Reason: Momordica possess moniliform roots., 12. Inverted triangles are, characteristic of populations that is, shrinking., 27.
It is due to intake of, contaminated water., (a) Gram negative bacteria contain, lipopolysaccharide in its membrane., (a) Two kingdom classification (founded by, Linnaeus) worked well for a long time., However, this system failed to distinguish, between the eukaryotes and prokaryotes,, unicellular and multicellular organisms,, photosynthetic and non-photosynthetic, organisms. Each chain is, interconnected and consists of different, trophic levels i. producers, consumers and, detrivores. A large number of dusty and two, winged microspores are present. Calcium in small,, 7.,, (a),, 8.,, (b),, 9.,, (a),, 10. Assertion: Photorespiration decreases, photosynthetic output., Reason: In photorespiratory pathway, neither, ATP nor NADPH is produced., 54. Some pesticides are nonbiodegradable, also called recalcitrant, pesticides. C) Red data book contains a record of species, of an area which are known to be in danger., Endangered species need to be noticed, because only after that the planning for, their protection and improving their, population can be given the proper, direction., 37.
Assertion: Pancreas is a heterocrine gland., Reason: Endocrine part secretes insulin and, glucagon and exocrine part secretes an acidic, pancreatic juice containing enzymes., 27. EEG, or electroencephalogram represents the, spontaneous electrical activity of the brain, as recorded from the electrodes placed on, the scalp. Inside soil, through leaching. 5 °C), lower than the normal internal body, temperature which is necessary for, spermatogenesis., (a) Bulbourethral gland, also called Cowper's, Gland, either of two pea-shaped glands in, the male are located beneath the prostate, gland at the beginning of the internal, portion of the penis. Turgor pressure, keeps the cells and their organelles stretched,, this is essential for proper functioning of a, cell.
They show Kranz anatomy i. e., vascular bundle is surrounded by bundle, sheath and mesopyll cells., 34. Vitamin, K is essential for production of prothrombin., Prothrombin and many plasma clotting factors, are produced in the liver. Soon, planktonic algae increase in number and, impart a characteristic colouration to water, depending upon the pigments present in, them. C) The movement of air into and out of the, lungs is carried out by creating a pressure, gradient between the lungs and the, atmosphere. These two zooids, are(i) Polyps – the nutritive zooid of the, colony, (ii) Gonangium – the reproductive zooid., (a) Alternation of generations may be defined, as a phenomenon whereby, during the life, history of an organism, a diploid asexual, phase and a haploid sexual phase regularly, alternates with each other. Assertion: C3 pathway is more efficient than, C4 pathway., Reason: Photorespiration does not occur in, C4 plant., 49. The Ig monomer is a "Y"-shaped, molecule that consists of four polypeptide, 7. At the base of each feather, follicle, a dermal papilla persists from which, new feathers will form.
Thus, both, fertilizers and irrigation are equally, important for high crop yield., Insectivorous plants are partly autotrophic, and partly heterotrophic as they capture, insects to overcome their nitrogen, deficiency., Leguminous plants have nodulated roots, in which Rhizobium is present. Maximum, noise level is recorded in rockets, i. e.,, 180dB., (b) In India, the Air (Prevention and Control of, Pollution) Act came into force in 1981, but,, 285,, was amended in 1987 to include noise as, an air pollutant. C) An extracellular fluid called cerebrospinal, fluid is present throughout the central, nervous system. Assertion: In barrier methods, ovum and sperms, are prevented from physical meetings., Reason: Barriers, methods are used during, coitus, to prevent the entry of ejaculated semen, into the female reproductive tract., 22.
Generally, those who install a 2" lift kit may need this product, but anything 3" or higher usually require a SYE kit. These systems also attach further back on the vehicle and take up more space in order to reduce the overall angle of the arms despite the lift's size. In fact, a good amount of those owners – maybe even you - do love the aggressive look a lift kit provides. 6 Best Jeep Gladiator Lift Kits. Well, installing a lift kit will give you a more aggressive look, but it can also change steering geometry and alter that factory ride. Basically, a long arm lift kit is ideal if you're looking for a lift of 4 inches or more and you want a Jeep that rides smoothly both on and off-road. If you're on a tight budget and need to find a way to level out your suspension, we think this Alloy USA leveling kit is among the best lift or leveling kits you can install on a Jeep Wrangler. How to Choose the Best Jeep Lift Kit | Quadratec. Aside from reading posts, I suggest you talk to the manufacturers and let them sell you on their engineering and CUSTOMER SERVICE.
Any of the three you mention are great choices, just look at the differences and pick the one for you. With this kit, you'll find responsive performance that gets you a solid lift and lets you hit the road or trail whenever you like. Includes ProCal SNAP. Some lifts (Pretty sure Rock Krawler does this) corrects the roll center of the jeep which must be raised as much or more than what the lift is. Best jeep lift kit for daily driver nvidia. 5" or more will include brake line extensions, as the additional flex of these kits can compromise factory lines when off-roading. Every component feels substantial and durable. Choosing the top Jeep lift kit for highway driving could have you the envy of all of your neighbors for years to come. This will give it extra height which will, in turn, allow for greater ground clearance and better wheel articulation. Quick & Easy Installation. Super company and customer service.
I will say that choosing a lift kit from a reputable manufacturer known for making quality Jeep products is very important. 5-inch Lift Kit Jeep Wrangler JL 4DR w/ N3 Shocks. Backed by a highly regarded 4×4 brand that offers a limited lifetime warranty, they believe in their products! Jeep lift kit reviews. We Lift Wranglers each and everyday here at Ultimate Rides, and know what it looks like when you have a sub par shop install your lift. Replacing most of the factory suspension components, the most notable change is the 2.
We work with trusted kit manufacturers and can offer you a package that will fit your budget. Which is why a lift kit can be beneficial to almost any Jeep owner. Best Jeep Gladiator Lift Kit For Daily Driver - Few Inches Can Make a Difference. Outboard Shock Mount Spacer, Relocation Kit, JL/JT Lower FrontProduct Code: 7624$99. These are the kits most enthusiasts install in their vehicles because the new springs (coil or leaf) are designed for that added travel in order to safely perform at a high level, while providing the necessary ground clearance for superior approach, breakover and departure angles required during more advanced off-roading. On the other hand, if the place you drive is decently rough, then a 2. The kit has an easy bolt-on system that the home mechanic can fit within hours; the step-by-step instructions are easy to follow.
Tazer Mini, Jeep JL Wrangler, JT GladiatorProduct Code: 8037$329. Upgradeable to coilovers. However, Ammerman wanted to start everything off with a lift, and quickly realized a lot more preparation should go into that decision than just getting, well, something. The newest generation of America's favorite SUV was ushered in with the JL Jeep Wrangler in 2018, and it's never too early to start getting more custom lifted rides out on the road. "In my haste, I chose to cut corners and the result was that I nearly blew the motor. The terrain flex 4-arm is the way to go if you want to increase the ground tolerance and need more control in off-roading trips. When it comes to customizing your Jeep, Truckin' Thunder knows exactly what to do to get you the build and look you want. 5 Best Jeep Gladiator Lift Kits In 2022: Multiple Lift Heights Compared. This Jeep Wrangler's spacer kit falls to the end of our list, but that's only because it's more modest than we usually go with. As a registered member, you'll be able to: - Participate in all 4Runner discussion topics. Every Jeep owner has a preference for how much height and clearance they think is best for their rig.