Biology Practice Questions Set 11

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For India's Top Government Exams

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Cattle are capable of digesting cellulose present in the grass and/or fodder that they eat. This ability is attributed to the ___ *

1 point

presence of cellulose-degrading bacteria in the rumen

production of cellulose by the cattle rumen

acids present in the rumen

prolonged retention of cellulose in the rumen

Photochemical smog occurs in ___
*

1 point

cool and humid climate

warm, dry, and sunny climate

cool, dry and sunny climate

warm and humid climate

Dead organs are generally stored in formalin.
Formalin is because it acts as a disinfectant which is due to the presence of formaldehyde ___
*

1 point

aqueous ferrous sulfate

aqueous formaldehyde

aqueous formic acid

aqueous feme alum

Insects that can transmit diseases to humans are referred to as ___
*

1 point

carriers

reservoirs

vectors

incubators

Match the following
List-l
(Sugar)
A. Cellulose
B. Pituita
C. Maltose
D. Sucrose
List-ll
(Source)
1. Honey
2. Sugarcane
3. Cotton wool
4. Starch
*

1 point

A 3, B 1, C 4, D 2

A 3, B 4, C 1, D 2

A 2, B 1, C 4, D 3

A 2, B 4, C 1, D 3

Which among the following is the correct increasing order of pH found in the human body?
*

1 point

Gastric juice, saliva, blood

Blood, saliva, gastric juice

Saliva, blood, gastric juice

Gastric juice, blood, saliva

Due to contraction of the eyeball, a long-sighted eye can see only
*

1 point

farther objects which are corrected by using a convex lens

farther objects which are corrected by using a concave lens

nearer objects which are corrected by using a convex lens

nearer objects which are corrected by using a concave lens

Which of the following diseases are transmitted from one person to another?

1. AIDS
2. Cirrhosis
3. Hepatitis B
4. Syphilis
Select the correct answer using the code given below

1 point

2, 3 and 4

1, 3 and 4

1 and 2

All of these

Which one among the following animal tissues transports hormones and heat and maintains water balance?
*

1 point

Connective tissue

Muscular tissue

Blood

Nervous tissue

Which one among the following industries produces the most non-biodegradable wastes?
*

1 point

Thermal power plants

Food processing units

Textile mills

Paper mills

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