Which is the cutting organ in the mouth parts of cockroach

1. Maxillary palp

2. Mandible

3. Labrum

4. Labium

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Correct Answer :

Mandible

Explanation :
No Explanation available for this question

In almost all Indian metropolitan cities like delhi,the major atmospheric pollutant(S) is/are

1. Suspended particulate matter

2. Oxides of sulphur

3. Carbon dioxide and carbon monoxide

4. Oxides of nitrogen

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Correct Answer :

Carbon dioxide and carbon monoxide

Explanation :
No Explanation available for this question

Interferons are:

1. Proteins released in minute quantities by animals or plant cells, on being infected with virus

2. Proteins synthesized in large quantities by cells actively engaged in synthesis

3. Hormones released by cells in small quantities which influence some of the various physiological activities

4. Defensive mechanism.

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Correct Answer :

Proteins released in minute quantities by animals or plant cells, on being infected with virus

Explanation :
No Explanation available for this question

Fluid mosaic model of plasma membrane was give by

1. Robertson

2. Robert hooke

3. Singer and Nicholson

4. Pantin and mastin

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Correct Answer :

Singer and Nicholson

Explanation :
No Explanation available for this question

1. The path of venus lies inside the path of the Earth. P. When at its farthest from the Earth venus is 160 million miles away. Q. With such a wide range between its greatest and least distances it is natural that at sometimes venus appears much brighter than others. R. No other body ever comes so near the Earth, with the exception of the moon and an occasional commet or esteroid, S. The venus is at its nearest to the Earth, it is only 26 million miles. 6. When at its brightest, it is easily seen with the naked eye in broad daylight.

1. P Q S R

2. Q P R S

3. S Q R P

4. S R P Q

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Correct Answer :

S R P Q

Explanation :
No Explanation available for this question

Find the wrongly spelt words.

1. Elliptical

2. Endurance

3. Fatalistic

4. Hygiene

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Correct Answer :

Hygiene

Explanation :
No Explanation available for this question

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