Comprehensive Second Year.doc

Zawiya Academy Test Series – 2012 (Biology) 2nd Year (Comprehensive)

Max Marks: 85 Time: 3 hrs SECTION – A (17 Marks)

Plants respond by increasing proportion of

Q1.

Choose the correct one:-

x.

i.

Which of the following human hormone is the

unsaturated fatty acids to maintain the structure of cell

derivative of Amino acid?

ii.

membrane under….

A.

ADH

B.

Thyroxin

A. Freezing temperature

B. Low temperature

C.

Oxytocin

D.

Insulin

C. High temperature

D. Moderate temperature

Which

of

the

following

animal

shows

ovaviviparity?

iii.

A.

Parrot

B.

Monkey

A.

Ectoderm

C.

Cuticle

C.

Peacock

D.

Duckbill Platypus

B.

Mesoderm

D.

Endoderm

Which of the following light enhances cell Infrared

B.

Blue

A.

Protoplast

B.

Blastomeres

C.

Red

D.

Ultra Violet

C.

Neoblast

D.

Nucleoplasm

Colour blindness in humans is which type of xiii.

A.

Chromosomal B.

Hormonal

C.

Genic

Nutritional

D.

A.

Lysine

B.

Glycine

C.

Alanine

D.

Valine

Vesicles of the phragmoplast, fuse to form A.

Prophase

B.

Metaphase

C.

Anaphase

D.

Telophase

viii.

A.

Epistasis

B.

Necrosis

C.

Metastasis

D.

Apoptosis

B.

Initiation

C. Promoter on DNA

D. Stop codon

sickle

cell

anemia

are

linked

and

A. 9 xv.

B. 10

C.11

on

D. 07

In a population having T and t alleles, the

genotype frequency of individuals with genotype tt is 36%, What is the frequency of Tt genotypes? A. 16% xvi.

B.24%

C.48%

D. 12%

Which of the following soil has maximum water

holding capacity? Grass land

Carolus Linnaeus believed in…..

B.

Temperate deciduous forest

A.

Divine creation B.

lamarkism

C.

Desert

C.

Darwinism

Neodarwinism

D.

Savana

Joseph Grinell was an…..

present

chromosome number…

A.

D.

complex

In humans genes for albinism, leukemia and

xvii. ix.

A. Primer on DNA

xiv.

The spread of cancer cells and formation of

secondary growth areas in the body is called….

Sigma factor helps the RNA polymerase II in the

identification of…

Histones are positively charged due to the

phragmophase at the end of …

vii.

In flat worms regeneration is the result of the

A.

presence of two amino acids, Arginine and ….

vi.

xii.

activity of…

developmental abnormality?

v.

In insects the lenses of the Eye are formed by the

modification of…

division and retards cell enlargement?

iv.

xi.

During translation Nonsense codons do not

bind to..

A.

Ecologist

B.

Agronomist

A.

m RNA

B.

rRNA

C.

Ornithologist

D.

Ethologist

C.

tRNA

D.

cDNA

Zawiya Academy Test Series – 2012 (Biology) 2nd Year Comprehensive

Max Marks: 68 Time: 2:40 hrs

SECTION – B (14 x 3 = 42) Give short answer to any fourteen questions:-

2. i.

Osmoregulation in a fresh water environment by a fish.

ii.

Explain the relationship between Nitrogenous Waste Products and Habitat in Animals.

iii.

Disc slip. Describe.

iv.

Role of cerebellum in coordination.

v.

Parkinson’s disease, give symptoms and treatment.

vi.

Conditioned reflex type – I, explain.

vii.

Discuss fruit setting and ripening.

viii.

What do mean by Central Dogma?

ix.

Alkaptonuria / phenylketonuria / sickle cell anemia, what is the cause of these disorders?

x.

Make a cross between white eyed female with a red eyed male in drosophila. It is an X linked trait.

xi.

MODY. Discuss briefly.

xii.

Elucidate the terms RFLP, GDNF and VEGF.

xiii.

How to clone a transgenic animal?

xiv.

Endosymbiotic hypothesis of the evolution of prokaryotoes to eukaryotes.

xv.

Give the evidence from comparative anatomy in favour of evolution.

xvi.

Only draw labelled sketch of nitrogen cycle.

xvii.

What are the reasons and impact of Acid rains?

xviii.

Explain sex influenced trait in man.

xix.

Only define food chain, food web and energy pyramid with a help of sketch.

SECTION – C (13 x 2 = 26) Attempt any two long questions:3.

4. 5.

(a) (b) (c) (a) (b) (a) (b) (c)

Support in plants. Explain in detail. (06) How the excretory products are concentrated in Humans (Counter Current multiplier and Hormonal control). (03) Describe the role of cerebral hemisphere in humans. (04) Photoperiodism in plants, explain in detail. (06) Describe the development of Chick Embryo up to the splitting of blastoderm. (07) Explain the replication of DNA with a sketch. (05) What advantages are being planned from transgenic Bacteria? (05) Define Hardy-Weinberg law with an example. (03)