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BIOLOGY MOCK PAPERS:

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JiGaR
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PostSubject: BIOLOGY MOCK PAPERS: Tue Mar 17, 2009 7:31 pm

TEST:
SCIENCE 3 (BIOLOGY)


Total Marks: 20
Time: 15 MINUTES
(ideally you should take less then 15 minutes for such easy questions)
BY JIGAR


------------------------------------------------------------------------------------------------------------------

Q.1
Answer as directed:

(i) example: White Blood Cells and ______________.
Ans: Phagocytosis


Diapedesis and _____________.

(ii)
Kidney:Nephron::Testis:_________::Brain:_______ [3]

Q.2
Lachrymal gland secretion (Tears) contain ______ that kill germs. [1]

Q.3 Is the Oviducal Funnel lined with cilia, and if yes then why?
[2]

Q.4 Explain/Define the terms: (i)Linkage(ii) Point Mutation(iii)
Quantasome(iv)Heterozygous Dominant [4]

Q.5 Differentiate between Variation and Mutation AND
Gametic Meiosis and Zygotic Meiosis [2]

Q.6 Why are most green leaves thin and broad? [2]

Q.7 Which is a sex-hormone out of the given? (Aldosterone, Cortisol and Androgens)
[1]

Q.8 True or False: (And if false change, the underlined word with the correct answer only)
Centrosome help in intracellular digestion
To extend relief to victims of earth quakes is an activity of the Red Cross [2]

Q.9 Find the odd one out and state a valid reason for your answer: FSH, TSH, ACTH, ADH [1]






Q.10 Match the following:

A

Muscular Movement
Photolysis Of Water

B

Calvin Cycle

Hill Reaction
Creb's Cycle
Sebum
Pons
Cerebellum
Cerebrum [2]



--------------------------------------------------------------------
Wink lemme see who out these geniuses DO NOT score 20/20
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PostSubject: Re: BIOLOGY MOCK PAPERS: Tue Mar 17, 2009 7:32 pm

Last Test coz i m tired typin whole day today!!~~ nd a comparatively easy paper: BOARD TYPE SECTION A
Itz okay if you dont post these many answers just make sure u knw all dese coz our paper will be as easy as this!!~~
TEST 2 :
SCIENCE 3 (BIOLOGY)


Total Marks: 40
Time: 35 MINUTES
(ideally you should take less then 35 minutes for such easy questions)
BY JIGAR



------------------------------------------------------------------------------------------------------------------

Q.1
a) Complete the following [5]


i)In Photophosphorylation ........... is synthesized
ii)Corticods are secreted by.............
iii)Chiasmata are indicators of.................................
iv).............is a sex-linked trait
v)Stroma is the ground substance in.....................


b)Name the following: [5]


i)The phase of mitosis where the centrioles divide and move towards the poles
ii)The science that deals with heredity
iii)The chemical used to remove CO2 from entering a control experiment in photosynthesis
iv)The process in which chromosome number is restored
v)The part of the brain which controls body temperature


c)State whether the following are true or false and if false correct the sentence by changing the incorrect word only [5]


i)A cell is plasmolysed when it is placed in the hypotonic solution
ii)When the air is humid transpiration becomes faster
iii)The common term for both sperm and egg is called zygote
iv)Identical twins develop from two different embryos
v)Grey matter of brain consists of cell bodies of neuron


d) Match the following [5]

Cerebrospinal fluid, Cretinism, Lachrymal Gland, etlion, Polythene Sheet

Options:

Impermeable Membrane
Cuticle
Permeable Membrane
Lenticels
Yellowish-Brown in colour
Green in colour
Calvin's cycle
Hill reaction
Brain
Tear
Cerebellum
Cerebrum
Thyroxine
Sebum

e) Put the terms in a logical sequence & find the incorrect term(s) and replace it with the correct term: [5]

i)
Ear Drum->Auditory Canal->Pinna->Brain->Optic Nerve->Cochlea
ii)Ovary->Urethra->Vas Deferens->Egg
iii)Dorsol Root Ganglion->Effector->Sensory Neuron->Motor Nerve
iv)Adrenaline->Pituitary->Hypothalamus->Thyroid
v)Leaves->Root Hair->Phloem->Endodermis

f)State Location And Two Function of each of the following: [10]
i)Pituitary Gland
ii)Hyaluronidase
iii)Seminal Vesicle
iv)Ciliary Muscles
v)Pons

g) Define the following: [5]
i)Turgor Pressure
ii)Myopia
iii)Exocrine Glands
iv)Hyaluronidase
v)Allele



guys
plz reply if not appreciation sumthing or d otherbut do reply yaar!!~~
nd im gonna post such 2 papers for each subject from know on:!!~~~if u
think itz fyn!
cyclops Exclamation Exclamation Exclamation Exclamation Exclamation Exclamation
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abhas
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PostSubject: Re: BIOLOGY MOCK PAPERS: Tue Mar 17, 2009 9:22 pm

thanks for posting these useful questions.
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PostSubject: Re: BIOLOGY MOCK PAPERS: Tue Mar 17, 2009 9:30 pm

always welcome
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PostSubject: Re: BIOLOGY MOCK PAPERS: Tue Mar 17, 2009 10:28 pm

thanks a zillion. pls try posting the answer, i ve thought about them, i can match them .pls
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PostSubject: Re: BIOLOGY MOCK PAPERS: Tue Mar 17, 2009 10:34 pm

debo d answers r scattered by me in reproductive post nd answer this post but not all ans if want any ask ill give them rite nw
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PostSubject: Re: BIOLOGY MOCK PAPERS: Tue Mar 17, 2009 10:45 pm

pls answer q1 a 3),g 4),is polythene impermeable?
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PostSubject: Re: BIOLOGY MOCK PAPERS: Tue Mar 17, 2009 10:53 pm

chiasmata are indicators of crossing over and exchange of chromatid material

The sperm secretes an enzyme hyalurodinase..it facilitates the entry of sperm into the egg by dissolving the wall of the ovum

polythene is definitely impermeable!

welcome

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PostSubject: Re: BIOLOGY MOCK PAPERS: Thu Mar 19, 2009 4:29 pm

BIO OVER!~~~~~ CoNCENTRaTe On EVE~~
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