Biology Test 55

Question 1
4 / -1

The following structures are part of the human brain:-

(A) Spinal cord

(B) Iter

(C) Hypothalamus

(D) Cerebral hemispheres

(E) Pons

(F) Midbrain

For each of the following functions of the brain, identify the correct letter of the structure concerned with that function -

I. Thermoregulatory centre and regulation of sexual behaviour

II. Regulation of optic and auditory reflex

III. Centre of thought, memory and speech

IV. Pneumotaxic centre

V. Neurocoel

A
I–D II–F III–C IV–E V–A

B
I–C II–D III–D IV–E V–B

C
I–C II–F III–D IV–E V–B

D
I–C II–F III–D IV–E V–A

Question 2
4 / -1

In which of the following organism male is NOT heterogametic ?

A
Fruit fly

B
Fowl

C
Grashopper

D
Human

Question 3
4 / -1

Mode of nutrition in euglenoids is :

A
Photosynthetic

B
Heterotrophic

C
Chemosynthetic

D
Both (1) & (2)

Question 4
4 / -1

What is the type of joint between ribs and sternum?

A
Cartilagenous joint

B
Synovial joint

C
Fibrous joint

D
Angular joint

Question 5
4 / -1

The thermostable enzymes, 'Taq' and 'Pfu', isolated from bacteria are :-

A
RNA polymerases

B
DNA polymerases

C
Restriction endonucleases

D
DNA ligases

Question 6

4 / -1

Match the following columns and choose the correct answer from the options given below

(a)	indigestion	(i)	ejection of stomach contents through mouth
(b)	constipation	(ii)	it reduces the absorption of food
(c)	diarrhoea	(iii)	the faeces are retained in the rectum as the bowel movements becomes irregular
(d)	vomiting	(iv)	food is not properly digested

a-iv, b-i, c-ii, d-iii

a-iv, b-iii, c-i, d-ii

a-i, b-ii, c-iii, d-iv

a-iv, b-iii, c-ii, d-i

Question 7
4 / -1

What will be the osmolarity of glomerular filtrate leaving the proximal convoluted tubule in normal healthy person ?

A
600 mOsm/L

B
400 mOsm/L

C
300 mOsm/L

D
1200 mOsm/L

Question 8
4 / -1

During evolution, first jawless fish probably evolved before how many years ?

A
350 million years

B
200 million years

C
150 million years

D
320 million years

Question 9
4 / -1

Water soluble pigment present in vacuole is :-

A
Carotene

B
Anthocyanin

C
Xanthophyll

D
Chlorophyll

Question 10
4 / -1

Which one of the following is not used as biofertilizer ?

A
Rhizobium

B
Vesicular arbuscular mycorrhiza (VAM)

C
Glomus fungi

D
Trichoderma fungi

Submit Test

Biology Test 55...

Question 1

I–D II–F III–C IV–E V–A

I–C II–D III–D IV–E V–B

I–C II–F III–D IV–E V–B

I–C II–F III–D IV–E V–A

Question 2

Fruit fly

Fowl

Grashopper

Human

Question 3

Photosynthetic

Heterotrophic

Chemosynthetic

Both (1) & (2)

Question 4

Cartilagenous joint

Synovial joint

Fibrous joint

Angular joint

Question 5

RNA polymerases

DNA polymerases

Restriction endonucleases

DNA ligases

Question 6

a-iv, b-i, c-ii, d-iii

a-iv, b-iii, c-i, d-ii

a-i, b-ii, c-iii, d-iv

a-iv, b-iii, c-ii, d-i

Question 7

600 mOsm/L

400 mOsm/L

300 mOsm/L

1200 mOsm/L

Question 8

350 million years

200 million years

150 million years

320 million years

Question 9

Carotene

Anthocyanin

Xanthophyll

Chlorophyll

Question 10

Rhizobium

Vesicular arbuscular mycorrhiza (VAM)

Glomus fungi

Trichoderma fungi

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