ICSE − Q & A

Can anyone explain the feedback mechanism (control of hormonal secretions)

Photos, Grana, absorb energy, split water molecules and stoma.  arrange in logical sequence

odd one and category of the others:
Styrofoam,hay,wood,paper

HUMAN VAPORISATION (PAPER 4) (ALL TIME FAVORITE AND DIFFICULT - REPRODUCTIVE SYSTEM)

01 
A 55 years old female was analyzed for her hormonal status. Some hormones are increased in blood and excreted in urine. These hormones are
A
Estrogen, progesterone and FSH
B
Progesteone and LH
C
 LH and FSH
D
Estrogen and FSH

02 
Asexual organism is mostly seen in which type of organism?
A
Unicellular
B
Bicellular
C
Multicellular
D
Both A and B

03 
Which of the following statements can be related to Leydig cells?
A
They stimulate spermatogenesis.
B
They stimulate oogenesis.
C
They promote lactation.
D
None of the above

04 
Corpus haemorrhagic is a/an
A
Other name for corpus luteum
B
Other name for corpus albicans
C
Blood clot in ovarian follicle before ovulation
D
Blood clot in ovarian follicle after ovulation

05 
In the case of a premature delivery (-month) of a male baby the testis are situated in
A
Scrtal Sac
B
Abdominal cavity
C
Descending pathway
D
Come into scrotal sac but not attached properly

06
The mammalian corpus luteum produces
A
Estrogen
B
Progesterone
C
Luteotropic hormone
D
Luteinizing horone

07
Which of the following is asexual method of production?
A
Division
B
Budding
C
Spore formation
D
All of these

08
Arrange sequence from inner to ouer surface of the ovum
a) Theca externa 
b) Zona pellucida 
c) Theca interna 
d) Layer of granulosa cells 
e) Primary oocyte
A
e-b-d-c-a
B
c-a-b-d-e
C
a-d-e-b-c
D
e-d-b-a-c

09
Write in seqence
a) Implantation    b) Blastomeres
c) Zygote             d) Morula
e) Cleavage         f) Blastocyst
A
c-a-b-d-e-f
B
c-e-b-d-f-a
C
c-a-e-d-b-f
D
b-e-f-d-a-c

MAN ITS DIFFICULT TO MAKE QUESTIONS

+ 1 more questions by laxyone  

HUMAN VAPORISATION (PAPER 3) EXCRETORY SYSTEM 01 Glomerular filtration is a A Selective process, and uses glomerular capillary blood pressure B Non-selective process and uses capsular hydrostatic pressure C Selective process and occurs actively with the expenditure of energy D Non-selective process and uses glornerular capillary blood pressure 02 Renal arteries are formed by A Afferent arteriole B Dorsal aorta C Ventral aorta D Renal portal vein 03 Which of the following is the correct path taken by urine in our body? (i) Kidneys (ii) Ureters (iii) Urethra (iv) Urinary bladder A B C D 04 Urea is formed in A Liver B Spleen C Kidney D Lungs 05 In the case of renal filure and uraemia , which one of the following is employed ? A Kindey replacement B Lithotripsy C Haemodialysis D Kidney removal 06 Choose the correct statement from the following. A Right kidney slightly lower than the left one due to stomach B Left kidney slightly lower than the right one due to liver C Right kidney slightly lower than the left kidney due to liver D Right kidney slightly upper than the left kidney due to liver 07 Match the excretory functions with the parts of the excretory system.choose the correct combination from among the answers given. List 1 List 2 1. Ultra filtration a. Henle's loop 2. Concentration of urine b. Ureter 3. Transport of urine c. Urinary bladder 4. Storage of urine d. Malpighian corpuscle A 1- d, 2- a, 3- b, 4- c B 1- d, 2- c, 3- b, 4- a C 1- e, 2- d, 3- a, 4- b D 1- d, 2- a, 3- c, 4- b 08 Excretion means A Removal of useless substances and substances present in excess B Formation of those substances which have some role in the body C Removal of such substances which have never been part of the body D All of the above 09 Study the following (a) Proximal convoluted tube (b) Descending limb of Henle's loop (c) Distal convoluted tube (d) Ascending limb of Henle's loop (e) Collecting Tubule Where does facultative reabsorption of water take place? A a, b B c, d, e C e D a, b anD e
asked by Annhaliator (laxyone) 5 years ago
1

Here are 2 suicide questions(Made only for brave-hearted):
1. What is the colourless substance in which haemoglobin is present?
2. What do the WBCs produce in order to perform diapedesis?

https://www.respaper.com/aryan_jani/1947-pdf.html Q4 A (iv)

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Guys which plant hormone controls the colour of stomata??

Bring them in! More suicide questions!

Y is it necessary to maintain the osmotic concentration of the blood?