Biology - Study Mode

[#581] Radical vascular bundles are those in which
Correct Answer

(D) xylem and phloem occur on the different radii

Explanation

Solution: Radical vascular bundles are those in which xylem and phloem occur on the different radii.

[#582] Plant bends towards the source of light on account of the movement of curvature known as
Correct Answer

(D) phototropism

Explanation

Solution: Phototropism is one of the many plant tropisms or movements which respond to external stimuli. Growth towards a light source is called positive phototropism, while growth away from light is called negative phototropism (skototropism).

[#583] Plant have ____ while animals lack it.
Correct Answer

(B) cellulose

Explanation

Solution: Plant have cellulose while animals lack it.

[#584] Osmosis is the flow of solution from higher concentration to a solution of lower concentration through a semi permeable membrane. What is incorrect in this statement?
Correct Answer

(C) The flow of solution is not possible through semi permeable membrane

Explanation

Solution: Osmosis is defined as the flow of solvent molecules from a region of their higher concentration to a region of their lower concentration across a semipermeable membrane. Osmosis does not explains movement of solute particles or solution.

[#585] Photosynthesis is a process
Correct Answer

(D) reductive, endergonic and anabolic

Explanation

Solution: Photosynthesis is a process which is reductive, endergonic and anabolic.