Biology Test 150

Question 1
4 / -1

Which of the following areas in India is a hotspot of biodiversity?

A
Sunderbans

B
Thar Desert

C
Eastern Himalayas

D
Eastern Ghats

Question 2
4 / -1

In which of the following animals does the developing embryo have a third germinal layer in between the ectoderm and endoderm?

a. Platyhelminthes

b. Chordates

c. Coelenterates

A
Only a and b

B
Only a and c

C
Only b

D
Only b and c

Question 3
4 / -1

Which of the following statements regarding contraception is false?

A
Female condoms are generally made up of nitrile, latex, or polyurethane

B
The Pearl Index measures the efficacy of contraception.

C
Contraceptive sponges integrate a barrier with a spermicide.

D
Combined oral contraceptive pills contain natural estrogens and progestins.

Question 4
4 / -1

Which of the following pairs of 'pulse : its botanical name' is not correctly matched?

A
Chickpea : Cicer arietinum

B
Lentil : Lens esculenta

C
Mung : Vigna umbellata

D
Pigeon pea : Cajanus cajan

Question 5
4 / -1

Which of the following terms imply 'the human impact on environment'?

A
Overdrafting

B
Urban sprawl

C
Anthropogenic impact

D
None of these

Question 6
4 / -1

Which of the following organelles, which help in cell division, is/are found in animal cells only?

A
Plastids

B
Centrioles

C
Ribosomes

D
Golgi apparatus

Question 7
4 / -1

The plant nutrient important in plant bioenergetics is

A
Phosphorus

B
Potassium

C
Sulfur

D
Calcium

Question 8
4 / -1

Study of archaebacteria is important because

A
They are available in harsh conditions

B
They differ from other bacteria in cell wall

C
Both

D
None

Question 9
4 / -1

Select the correct sequence of steps in DNA fingerprinting involving southern blot hybridization using VNTR.

i. Hybridisation using labelled VNTR probe

ii. Isolation of DNA

iii. Transferring (blotting) of DNA fragments to synthetic membranes, such as nitrocellulose or nylon

iv. Detection of hybridised DNA fragments by autoradiograph

v. Separation of DNA fragments by electrophoresis

vi. Digestion of DNA by restriction endonucleases

A
i, v, vi, ii, iv and iii

B
vi, v, vi, ii, i and iii

C
ii, v, vi, iii, i and iv

D
ii, vi, v, iii, i and iv

Question 10
4 / -1

The agricultural practice in which plant varieties can extract metals from soil is called

A
Physioremediation

B
Phytophosphorylation

C
Phytoremediation

D
None of these

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Biology Test 15...

Question 1

Sunderbans

Thar Desert

Eastern Himalayas

Eastern Ghats

Question 2

Only a and b

Only a and c

Only b

Only b and c

Question 3

Female condoms are generally made up of nitrile, latex, or polyurethane

The Pearl Index measures the efficacy of contraception.

Contraceptive sponges integrate a barrier with a spermicide.

Combined oral contraceptive pills contain natural estrogens and progestins.

Question 4

Chickpea : Cicer arietinum

Lentil : Lens esculenta

Mung : Vigna umbellata

Pigeon pea : Cajanus cajan

Question 5

Overdrafting

Urban sprawl

Anthropogenic impact

None of these

Question 6

Plastids

Centrioles

Ribosomes

Golgi apparatus

Question 7

Phosphorus

Potassium

Sulfur

Calcium

Question 8

They are available in harsh conditions

They differ from other bacteria in cell wall

Both

None

Question 9

i, v, vi, ii, iv and iii

vi, v, vi, ii, i and iii

ii, v, vi, iii, i and iv

ii, vi, v, iii, i and iv

Question 10

Physioremediation

Phytophosphorylation

Phytoremediation

None of these

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