KVPY Stream-SA (Class 11) Biology: Questions 83 - 86 of 304

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Question number: 83

» Biology and Human Welfare » Health and Disease » Basic Concepts of Immunology-Vaccines

Appeared in Year: 2014

MCQ▾

Question

A person was saved from poisonous snakebite by antivenom injection. Which of the following immunity explains this form of protection?

Choices

Choice (4) Response

a.

Artificially acquired passive immunity

b.

Naturally acquired active immunity

c.

Artificially acquired active immunity

d.

Naturally acquired passive immunity

Question number: 84

» Human Physiology » Neural Control and Coordination » Elementary Structure and Function of Eye and Ear

Appeared in Year: 2012

MCQ▾

Question

A baby is born with the normal number and distribution of rods, but no cones in his eyes. We would expect that the baby would be:

Choices

Choice (4) Response

a.

Night blind

b.

Colorblind

c.

Blind in and eyes

d.

Blind in 1 eye

Question number: 85

» Ecology and Environment » Environmental Issues » Water Pollution and Its Control

Appeared in Year: 2014

MCQ▾

Question

Two bottles were half filled with water from Ganga (‘P’) and Kaveri (‘Q’) and kept under identical airtight conditions for 5 days. The oxygen was determined to be 2 % in bottle (‘P’) and 10 % in bottle (‘Q’). What could be the cause of this difference?

Choices

Choice (4) Response

a.

the rivers are equally polluted

b.

Kaveri is more polluted than Ganga

c.

Kaveri has more minerals than Ganga

d.

Ganga is more polluted than Kaveri

Question number: 86

» Human Physiology » Breathing and Respiration » Respiratory System in Humans

Appeared in Year: 2012

MCQ▾

Question

In mammals, pleural membranes cover the lungs as well as insides of the rib cage. The pleural fluid in between the two membranes:

Choices

Choice (4) Response

a.

Dissolves oxygen for transfer to the alveoli

b.

Provides partial pressure

c.

Reduces the friction between the ribs and the lungs

d.

Dissolves Equation for transfer to the blood

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