Download App

STD 11 - 6. Anatomy flowering plants — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 6. Anatomy flowering plants1 Mark
MCQ
Passage cells are thin walled cells found in
  • A
    phloem elements that serve as entry points for substance for transport to other plant parts
  • B
    testa of seeds to enable emergence of growing embryonic axis during seed germination
  • C
    central region of style through which the pollen tube grows towards the ovary
  • ✓
    endodermis of roots facilitating rapid transport of water from cortex to pericycle.
✓

Answer

Correct option: D.
endodermis of roots facilitating rapid transport of water from cortex to pericycle.
d
(d) : Endodermis is a single layered structure which separates cortex from stele. There are both thick walled and thin walled cells in the endodermis. The thin walled cells are known as passage cells or transfusion cells which are opposite the protoxylem groups. These cells help in rapid transport of water from cortex to pericycle.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from STD 11 - 6. Anatomy flowering plants→STD 11 - 6. Anatomy flowering plants — all question types→BIOLOGY STD 11 Science question papers→Rajasthan Board STD 11 Science question papers→Rajasthan Board question paper generator→

Similar questions

Influenza is caused by
→
Choose incorrect sentence.
→
Which of the following organism has the highest heart rate?
→
The movement of carbohydrates from the leaves of the tree to the root is primarily a function of the
→
Which of the following are not the effects of Parathyroid hormone?

$(a)$ Stimulates the process of bone resorption

$(b)$ Decreases $Ca ^{2+}$ level in blood

$(c)$ Reabsorption of $Ca ^{2}+$ by renal tubules

$(d)$ Decreases the absorption of $Ca ^{2+}$ from digested food

$(e)$ Increases metabolism of carbohydrates

 

Choose the most appropriate answer from the options given below:

→
The potential difference in the membrane which is responsible for the conduction of an impulse is brought about by a change in the membrane
→
Duct of Bellini opens on:
→
The type of cells, which line the inner surface of fallopian tubes and bronchioles is:
→
Given below are two statements:

Statement $I$ : During Go phase of cell cycle, the cell is metabolically inactive.

Statement $II$ : The centrosome undergoes duplication during S phase of interphase.

In the light of the above statements, choose the most appropriate answer from the options given below:

→
Plant growth is unique because
→