PB2005

The oldest fossil record from India is of a blue green algae which is 2.9 billion

The oldest fossil record from India is of a blue green algae which is 2.9 billion years old. It is…

Cellulose digestion in termites is carried out by

Cellulose digestion in termites is carried out by Options (a) Monocystis (b) Trichomonas (c) Trichonympha (d) Lophomonas Correct Answer: TrichonymphaExplanation:No…

In bony vertebrates, the formation of bone is often preceded by the presence of a

In bony vertebrates, the formation of bone is often preceded by the presence of a Options (a) chitin (b) starch…

Coacervates belongs to category of

Coacervates belongs to category of Options (a) cyanobacteria (b) protozoans (c) molecular aggregates (d) molecular aggregates surrounded by lipid membrane…

CH₃CH₂OH converts into CH₃CHO in the presence of

CH₃CH₂OH converts into CH₃CHO in the presence of Options (a) Na₂Cr₂O₇ and NaOH (b) Na₂Cr₂O₇ and dil H₂SO₄ (c) NaOH…

Which of the following gene is responsible for biological nitrogen fixation

Which of the following gene is responsible for biological nitrogen fixation Options (a) nitrogenase (b) Nif gene (c) yeast alanine…

Which of the following communities is more vulnerable to invasion by outside animals

Which of the following communities is more vulnerable to invasion by outside animals and plants Options (a) temperature forests (b)…

Energy transfers or transformations are never 100% efficient. This is due to

Energy transfers or transformations are never 100% efficient. This is due to Options (a) entropy (b) homeostatis (c) catabolism (d)…

Wilson’s disease is associated with the abnormal metabolism of

Wilson's disease is associated with the abnormal metabolism of Options (a) iron (b) potassium (c) iodine (d) copper Correct Answer:…