Biology - Mock Test 174

Question 1731

In which of following, the plants have all roots?

A) Podostemon B) Lemna C) Wolffia D) Utricularia

---

No Details

Question 1732

Which of the following plants have root pockets?

A) Eichhorinia B) Capparis C) Opuntia D) Banyan

---

No Details

Question 1733

Fibrous root in maize develop from?

A) Lower internodes B) Lower nodes C) Upper nodes D) None of the above

---

No Details

Question 1734

Which one of the following statements pertaining to plant structure is correct?

A) Cork lacks stomata, but lenticels carry out transpiration B) Passage cess help in transfer of food from cortex to phloem. C) Sieve tube elements possess cyto plasm but no nuclei. D) The short apical meristem has a quiescent centre.

---

No Details

Question 1735

Cork cambium results in the formaation of cork which becomes impermeable to water due to the accumulation of?

A) Resin B) Suberin C) Starch D) Tanin

---

No Details

Question 1736

Companion cells are associated with?

A) Vessels B) Male gamate C) Sieve tube D) Guard cells

---

No Details

Question 1737

In plant organ which is covered by periderm and in which the stomata ar absent, Some gaseous exchange takes place through?

A) Aerenchyma B) Trichomes C) Pneumato phores D) Lenticels

---

No Details

Question 1738

The sugarcane plant has?

A) Dumbelled shaped guard cells B) Pentamerous flowers C) Reticulate venation D) Capsular fruits

---

No Details

Question 1739

Passage cells are found in?

A) Dicot stem B) Monocot root C) Arial root D) Monocot stem

---

No Details

Question 1740

Root cap is formed by?

A) Dermatogen B) Calyptogen C) Vascular cambium D) Wood cambium

---

No Details