UP2008

Which one of the following sets of ions is necessary in the chemical events

Which one of the following sets of ions is necessary in the chemical events for muscle contraction? Options (a) Na⁺…

The vacuole is lined by a membrane called

The vacuole is lined by a membrane called Options (a) cell membrane (b) tonoplasm (c) tonoplast (d) jacket Correct Answer:…

The bioassay of auxin is

The bioassay of auxin is Options (a) Avena curvature test (b) callus formation (c) culture of fungus (d) seed dormancy…

Oxysomes and cristae are present in

Oxysomes and cristae are present in Options (a) chloroplast (b) ER (c) mitochondria (d) ribosomes Correct Answer: mitochondriaExplanation:No explanation available.…

Induction of flowering by low temperature treatment is

Induction of flowering by low temperature treatment is Options (a) photoperiodism (b) pruning (c) vernalization (d) cryobiology Correct Answer: vernalizationExplanation:Photoperiodism…

In cell cycle during which phase chromosomes are arranged in equatorial plate

In cell cycle, during which phase, chromosomes are arranged in equatorial plate? Options (a) telophase (b) prophase (c) metaphase (d)…

For a simple pendulum performing simple harmonic motion, the time period

For a simple pendulum performing simple harmonic motion, the time period is plotted against its length. The curve will be…

oxidation state of oxygen in F₂O is

oxidation state of oxygen in F₂O is Options (a) 2 (b) -2 (c) 1 (d) -1 Correct Answer: 2Explanation:No explanation…

Which of the following is the largest gland in an adult man?

Which of the following is the largest gland in an adult man? Options (a) thyroid (b) liver (c) thymus (d)…

Rh factor is present in

Rh factor is present in Options (a) all vertebrates (b) all mammals (c) all reptile (d) man and rhesus monkey…