Biology - Mock Test 317

Question 3161

Each body segment of Earthworm is called?

A) Proglottid B) Metamere C) Scolex D) Rostellum

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Question 3162

Complete hydrolysis of cellulose gives?

A) D fructose B) L glucose C) D glucose D) L fructose

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Question 3163

How do most insects respire ?

A) Through skin B) Through gills C) By tracheal system D) By lungs

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Question 3164

Frontal cyclones occur characteristically in?

A) Equatorial region B) Tropical region C) Mid-latitudinal region D) Polar region

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Question 3165

In human body, which one of the following hormones regulates blood calcium and phosphate ?

A) Glucagon B) Growth hormone C) Parathyroid hormone D) Thyroxine

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Question 3166

The human body’s largest blood vessel is?

A) Pulmonary artery B) Aorta C) Renal artery D) Coronary artery

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Question 3167

The free living bacterium in the soil which increases the the yield of rice is?

A) Rhizobium B) Azotobacter C) Acetobacter D) Anabaena

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Question 3168

Water potential remains lowest in?

A) Water plants B) Woody plants C) Succulents D) Halophytes

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Question 3169

The lens used in a simple microscope is?

A) Concave B) Convex C) Cylindrical D) None

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Question 3170

The toxicity of which of the heavy metals leads to liver cirrhosis?

A) Copper B) Lead C) Mercury D) Zinc

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