Excretory Products and their elimination Set 5
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This set of Biology Multiple Choice Questions & Answers (MCQs) focuses on Excretory Products and their elimination Set 5
Q1 | Lungs expel (MH 2005)
- CO2
- H2O
- CO2 and water
- CO2 and water vapours
Q2 | The glomenuli are continued to the (CPMT 88)
- Medulla
- Calyces
- Cortex
- REnal Pelvis
Q3 | The kidney of adult mammals are (MP PMT 99)
- Opisthonephron
- pronephros
- Mesonephros
- rletanaphros
Q4 | A kidney stone is (CPMT 88, Manipal 05)(Kerala 2003)
- Blockage by fats
- Desposition of sand in kidney
- A salt such as Oxalate crystallised in pelvis
- Blockage by proteins
Q5 | Which of the following is both osmoregulator as well as nitrogenours product (DPMT 07)
- NH3
- Urea
- Uric acid
- All of these
Q6 | which of these is not a keton body (CPMT 04)
- Asetoacetic acid
- Acetone
- Succinic acid
- Betabychoxy butyric acid
Q7 | Maximum reabsorption of useful substance occurs in the region of nephron:
- Henle’s loop
- Glomeruls
- PCT
- DCT
Q8 | Excertory organs of cockroach are (Kerala PMT 07)
- Malpighian corpucles
- Malpighian tubules
- Hepetic caecae
- Green glands
Q9 | Consider the following statement:A. Flame cElls are excretory structures of flat wormsB. Green glands are excetory organs of annelidsC. Columns of Bertini are conial propertions of renal pelvis into renal medulla between the renal pyramids
- A and B correct
- B and C incorrect
- A and C incorrect
- B and C correct
Q10 | Juxta glomerular cells of renal cortex synthesize a hormone called: (BHV 2007)
- ADH
- Oxytocin
- Renin
- Urochrom
Q11 | RAAS secretes which of the following hormones?
- Mineralocorticoids
- glucoticoids
- Both A and B
- None of these
Q12 | Which blood vessel carries least ammount of urea? (HAR PMT 2005)
- Pulmonary vein
- Renal artery
- Renal vein
- Hepatic portal vein
Q13 | Kidney stone are (Kerala PMT 2003)
- Crystals of sillica
- crystals of Nacl
- Cystals of Oxalate
- Crystals of Nahco3
Q14 | What is the maximum period of growth ?
- Slow growth rate
- Steady growth rate
- Speedy growth rate
- Senescence phase
Q15 | Which apparatus is used for measurement of growth ?
- Auxanometer
- Potometer
- Photometer
- Hydrometer
Q16 | Ethylene is responsible for
- Flowering
- Disease in roots
- Ripping of fruits
- Formation of fruits
Q17 | What is the cause of `Bakane’ disease?
- Fungi
- Algae
- Bacteria
- Virus
Q18 | Which substances are secreted at the apex of plant and they regulates growth of another region ?
- Enzyme
- Hormones
- Vitamins
- None of the above
Q19 | Which type of growth is seen in plants?
- Irreversible
- Increase in volume
- Local
- Reversible
Q20 | Which of the following sustance is not related with initiation of growth ?
- ABA
- Gibberrelin
- IAA
- Cytokinin
Q21 | Which group is correct for the growth inducer hormone ?
- IAA, ABA and cytokinin
- IAA, Gibberrelin, ABA
- IAA, Gibberrelin, cytokinins
- ABA, Ethylene
Q22 | What is the main origin of cytokinin?
- Stem apex
- Root apex
- Young leaves
- Lateral buds
Q23 | Mention the effect of cytokinin
- It induces cell division and retards the process of senescence
- It maintains dormancy
- It induces senescence
- It inhibits cell division
Q24 | Give full form of 2-4-D
- 2-4 dichloro phenoxy acetic acid
- 2-4 dichloro butyric acid
- 2-4 dichloro nepthalic acetic acid
- 2-4 dichloro ethylenic acid
Q25 | Which of the following stimulates growth in the internode region ?
- Auxin
- Gibberrelin
- Cytokinin
- Abscisic acid