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nutrition Flashcards

auto trophic hetero torpic

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1
Q

what is photosyntheis equation and who proposed it and their opinion

A

6CO2 +12H2O C6H12O6 + 6H20 +6O2 and its was proposed by CB van neil in 1931

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2
Q

who discovered chloroplast? and other pigments

A

pallletier and caventour in 1817 discovered chloroplast but didnt knew the location, other pigments are carotenoids and phycobilin

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3
Q

MR, for presence of starch

A

thin leaves, methylated spirit, iodine solution beaker, boiling test tube, tripod stand, bunsen burner, asbestos gauze, watch glass, dropper

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4
Q

priestly experiment

A

to proof air is essential for plant growth, 1770 performed series of exp in 1774 discovered oxygen but name was given by levoisier in 1775
mint plant, candel, bell jar, mouse

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5
Q

MR, to prove CO2 is essential for photosynthesis

A

iodine solution, potassium hydroxide (KOH) destarched potted plant, wide mouth bottle, split cork, petridish

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6
Q

MR, to prove O2 is produced in photosynthesis

A

hydrilla plant, water, insence stick, beakers, funnel, testtube, match box

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7
Q

MR, to prove sunlight is necessary for photosynthesis

A

destarched potted plant, black paper, iodine solution, stapler

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8
Q

who discovered the location of chloroplast

A

julius von sach in 1883, not spread in entire plant only in speciall organell inside leave

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9
Q

structure of chloroplast

A

stroma, stroma thyllacord, grana, thallycords, inner/outer membrane

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10
Q

light dependent reaction is also known as

A

photochemical reaction

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11
Q

light independent reaction is also known as

A

biosynthetic phase

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12
Q

describe 3 steps in light dependent reaction

A

1) absorbs photons and activates
2) breaks down H20 in H+ and OH- ions
3) takes OH- to makes H2O and O2

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13
Q

steps in light independt reaction

A

H+ is taken by NADPH and uses its hydrogen to undergo changes to make starch/ glucose

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14
Q

types of heterotrophic nutrition

A

1)saprophytes- moulds, yeast, mashroom
2)parasitic- lice, leaches, tape worm
3) holozoic- humans, animals, ameoba, paramecium
ingestion, digestion, absorbtion, assimilation, excreation

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15
Q

nutrition in ameoba

A

pseudopodia

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16
Q

nutirtion in paramecium

A

cillia, cytostome, anal pore

17
Q

disgestive system are divided into

A

2 parts alimentary canal, digestive glands

18
Q

name 5 digestive glands

A

slivary glands- submandibular- side of jaw
sublingual- below toung
parotid- side of ear
produce enzymens- amylase, slivary amylase, phytin
gastric gland- wall of stomatch
liver- bile juice/ no enzymes
pancreas-
intestinal glands

19
Q

flow chart of human digestive system

A

mouth, buccal cavity, pharynx, oesophagus, stomatch, duodenum- phytoric spincher liver panchreas, small intes, large intest, rectum, annus

20
Q

causes of vomitting

A

over eating, posinious food, high fat,

21
Q

how to avoid indigestion

A

proper balance diet, mastification of food, avoid excersise soon after eating, drinking water

22
Q

what is malnutirition

A

eating of food which dosn’t have one or more them one nutrition needed

23
Q

reasons of malnutirition

A

1)poor health
2)full starvation
3)lack of awareness of balance diet
4)socio economic factors

24
Q

types of malnutirion and their diesases

A

protein malnu- kawashiorkar
calorie malnu- obesity
protein/ calorie malnu- marasmus

25
Q

symptoms of kawashiorkar

A

deficiency of proteins, mostly in children, body parts become swollen,(intercellular spaces), poor muscle development, swollen legs, fluffy face, dry skin, diarrhoea

26
Q

symptoms of obesity

A

overintake of fats, big health problems, cardio vascular diseases, diabeties, high blood pressure, liver problems

27
Q

symptoms of marasmus

A

deficiency of both proteins and calorie- immediate seond pregency, repeated childbirth , lean and weak , dry skin, diarrhoea, less developed muscles

28
Q

what is digestion

A

breaking down of complex food molecules into simple food molecules is called digestion

29
Q

what is photophosphorylation

A

the process of which light energy gets converted into chemical energy in the form of ATP and NADPH

30
Q

give some examples of digestive enzymes

A

amylase, salivary amylase, lipase, typsin, lactos, pepsin

31
Q

what is palisade parenchyma and spongy parenchyma

A

upper layer of ground tissue, its made of elongated cells and has more number of chloroplast

spongy parenchyma had less chloroplast

32
Q

what is emustification

A

breaking down of large fat molecules into small ones is called emustification

33
Q

the enzyme that our stomatch has

A

pepsin

34
Q

what is symbiotic nutrition

A

the association or collabration between two oraganisms in which they are benifitted mutually by sharing their shelter or nurishment
ex- leches and fungi

35
Q

what is photolysis

A

the process of breaking water molecules by activated chlorophyll

biology (5 decks)

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